There are 194 trees that start with the letter Y, from Yabai to Yuzu. Below you will find them listed alphabetically along with some general information about each. Click the toggle view buttons in the top right corner to switch between the card and the table view.
For each item you will find the following information
Order: The subclass the trees belongs to
Habitat: The places or type of weather the trees lives in
Scientific name: The designation that scientists use to catalog the species
Name: Yabai
Order: Coniferales
Habitat: Japan
Scientific name: Picea jezoensis
Name: Yabani Elma
Order: Rosales
Habitat: Eastern Europe and Western Asia
Scientific name: Malus sylvestris ssp. orientalis
Name: Yacare Pine
Order: Pinales
Habitat: South America
Scientific name: Podocarpus lambertii
Name: Yaffil
Order: Rosales
Habitat: Northeastern United States
Scientific name: Crataegus flabellata
Name: Yagua Palm
Order: Arecales
Habitat: Central America and the Caribbean
Scientific name: Roystonea oleracea
Name: Yaguara
Order: Sapindales
Habitat: South America
Scientific name: Cupania vernalis
Name: Yakisugi
Order: Coniferales
Habitat: Japan
Scientific name: Cryptomeria japonica
Name: Yali
Order: Myrtales
Habitat: Southeast Asia
Scientific name: Syzygium jambos
Name: Yallakh
Order: Rosales
Habitat: Central Asia
Scientific name: Sorbus aucuparia
Name: Yalomba Pine
Order: Pinales
Habitat: Eastern Australia
Scientific name: Callitris glaucophylla
Name: Yam Bean
Order: Fabales
Habitat: Central America
Scientific name: Pachyrhizus erosus
Name: Yam Flower Vine
Order: Apiales
Habitat: Asia
Scientific name: Akebia quinata
Name: Yamabuki
Order: Rosales
Habitat: Asia
Scientific name: Kerria japonica
Name: Yamabuki Camellia
Order: Ericales
Habitat: Native to Japan
Scientific name: Camellia japonica 'Yamabuki'
Name: Yamabushi Maple
Order: Sapindales
Habitat: Japan
Scientific name: Acer shirasawanum
Name: Yamadori
Order: Coniferales
Habitat: Japan
Scientific name: Juniperus procumbens
Name: Yampah
Order: Apiales
Habitat: Western North America
Scientific name: Perideridia gairdneri
Name: Yamphol
Order: Sapindales
Habitat: Southeast Asia
Scientific name: Dimocarpus longan
Name: Yanan
Order: Rosales
Habitat: East Asia
Scientific name: Prunus maackii
Name: Yangi
Order: Malvales
Habitat: Asia
Scientific name: Sterculia foetida
Name: Yangtze Fir
Order: Coniferales
Habitat: China
Scientific name: Abies fargesii
Name: Yankee Candle Tree
Order: Malvales
Habitat: Central and West Africa
Scientific name: Clerodendrum thomsoniae
Name: Yankee Sweetwood
Order: Laurales
Habitat: Central and South America
Scientific name: Ocotea leucoxylon
Name: Yapok Palm
Order: Arecales
Habitat: West Africa
Scientific name: Raphia farinifera
Name: Yara
Order: Rosales
Habitat: Northeastern United States
Scientific name: Crataegus rivularis
Name: Yaralla Wattle
Order: Fabales
Habitat: Native to eastern Australia
Scientific name: Acacia yarralensis
Name: Yargan
Order: Fabales
Habitat: Middle East
Scientific name: Prosopis cineraria
Name: Yarrow Tree
Order: Pinales
Habitat: New Zealand
Scientific name: Nothofagus solandri
Name: Yars
Order: Brassicales
Habitat: Europe
Scientific name: Alyssum montanum
Name: Yashmak
Order: Rosales
Habitat: Southeastern Europe and Western Asia
Scientific name: Crataegus orientalis
Name: Yataka
Order: Sapindales
Habitat: Native to South Asia
Scientific name: Chukrasia tabularis
Name: Yatay Palm
Order: Arecales
Habitat: South America
Scientific name: Butia yatay
Name: Yate
Order: Myrtales
Habitat: Australia
Scientific name: Eucalyptus cornuta
Name: Yatula
Order: Sapindales
Habitat: Australia and Pacific Islands
Scientific name: Dodonaea viscosa
Name: Yaupon
Order: Aquifoliales
Habitat: North America
Scientific name: Ilex vomitoria
Name: Yaya
Order: Laurales
Habitat: Central America
Scientific name: Persea americana var. drymifolia
Name: Yeager Hickory
Order: Fagales
Habitat: Native to the central United States
Scientific name: Carya laciniosa
Name: Yeddo Hawthorn
Order: Rosales
Habitat: East Asia
Scientific name: Crataegus cuneata
Name: Yeddo Spruce
Order: Pinales
Habitat: Japan and Korea
Scientific name: Picea jezoensis
Name: Yeheb Nut
Order: Fabales
Habitat: Somalia
Scientific name: Cordeauxia edulis
Name: Yellow Acoma
Order: Sapindales
Habitat: China
Scientific name: Koelreuteria paniculata
Name: Yellow Alder
Order: Gentianales
Habitat: South America
Scientific name: Aloysia virgata
Name: Yellow Ash
Order: Lamiales
Habitat: Western United States
Scientific name: Fraxinus anomala
Name: Yellow Bauhinia
Order: Fabales
Habitat: Southeast Asia
Scientific name: Phanera variegata
Name: Yellow Bead Tree
Order: Sapindales
Habitat: Asia and Australia
Scientific name: Melia azedarach
Name: Yellow Birch
Order: Fagales
Habitat: Native to northeastern North America
Scientific name: Betula alleghaniensis
Name: Yellow Bottlebrush
Order: Myrtales
Habitat: Australia
Scientific name: Callistemon viminalis
Name: Yellow Buckeye
Order: Sapindales
Habitat: Native to the eastern United States
Scientific name: Aesculus flava
Name: Yellow Buckthorn
Order: Rosales
Habitat: Eastern United States
Scientific name: Rhamnus caroliniana
Name: Yellow Burma Padauk
Order: Fabales
Habitat: Southeast Asia
Scientific name: Pterocarpus macrocarpus
Name: Yellow Burr Oak
Order: Fagales
Habitat: Central North America
Scientific name: Quercus macrocarpa
Name: Yellow Buttercup Tree
Order: Malpighiales
Habitat: South America
Scientific name: Cochlospermum regium
Name: Yellow Calodendrum
Order: Sapindales
Habitat: Southern Africa
Scientific name: Calodendrum capense
Name: Yellow Camellia
Order: Theales
Habitat: Asia
Scientific name: Camellia nitidissima
Name: Yellow Cedar
Order: Pinales
Habitat: Native to western North America
Scientific name: Callitropsis nootkatensis
Name: Yellow Copalwood
Order: Sapindales
Habitat: Mexico and Central America
Scientific name: Bursera simaruba
Name: Yellow Crab Apple
Order: Rosales
Habitat: North America
Scientific name: Malus coronaria
Name: Yellow Crownbeard
Order: Asterales
Habitat: Eastern United States
Scientific name: Verbesina alternifolia
Name: Yellow Daggerbush
Order: Ericales
Habitat: Asia
Scientific name: Nandina domestica
Name: Yellow Dhoura
Order: Poales
Habitat: Africa
Scientific name: Sorghum bicolor
Name: Yellow Elatine
Order: Caryophyllales
Habitat: North America
Scientific name: Elatine brachysperma
Name: Yellow Flame Tree
Order: Fabales
Habitat: Tropical Asia and Australia
Scientific name: Peltophorum pterocarpum
Name: Yellow Ginger
Order: Zingiberales
Habitat: Asia
Scientific name: Hedychium flavescens
Name: Yellow Gum
Order: Myrtales
Habitat: Australia
Scientific name: Eucalyptus leucoxylon
Name: Yellow Gum Mahogany
Order: Sapindales
Habitat: Central America
Scientific name: Guarea kunthiana
Name: Yellow Hibiscus
Order: Malvales
Habitat: Africa
Scientific name: Hibiscus hirtus
Name: Yellow Ironbark
Order: Myrtales
Habitat: Australia
Scientific name: Eucalyptus caleyi
Name: Yellow Ironwood
Order: Fabales
Habitat: Native to Mexico
Scientific name: Conzattia multiflora
Name: Yellow Jacaranda
Order: Lamiales
Habitat: South America
Scientific name: Jacaranda mimosifolia
Name: Yellow Jasmine
Order: Solanales
Habitat: Southeastern United States
Scientific name: Gelsemium sempervirens
Name: Yellow Karri
Order: Myrtales
Habitat: Australia
Scientific name: Eucalyptus diversicolor
Name: Yellow Katydid
Order: Orthoptera
Habitat: Eastern North America
Scientific name: Microcentrum rhombifolium
Name: Yellow Laburnum
Order: Fabales
Habitat: Native to southern Europe
Scientific name: Laburnum anagyroides
Name: Yellow Lantana
Order: Lamiales
Habitat: Central America
Scientific name: Lantana camara
Name: Yellow Linden
Order: Malvales
Habitat: Europe and Asia
Scientific name: Tilia cordata
Name: Yellow Locust
Order: Fabales
Habitat: North America
Scientific name: Robinia pseudoacacia
Name: Yellow Magnolia
Order: Magnoliales
Habitat: Native to the eastern United States
Scientific name: Magnolia acuminata
Name: Yellow Mahogany
Order: Sapindales
Habitat: Central America
Scientific name: Swietenia macrophylla
Name: Yellow Mallow
Order: Malvales
Habitat: Widespread
Scientific name: Abutilon theophrasti
Name: Yellow Mangrove
Order: Malpighiales
Habitat: Asia and Australia
Scientific name: Ceriops tagal
Name: Yellow Maple
Order: Sapindales
Habitat: Europe
Scientific name: Acer opalus
Name: Yellow Monkey Flower
Order: Lamiales
Habitat: Western North America
Scientific name: Mimulus guttatus
Name: Yellow Monkeyflower
Order: Lamiales
Habitat: Western North America
Scientific name: Erythranthe guttata
Name: Yellow Morga
Order: Myrtales
Habitat: Africa
Scientific name: Albizia gummifera
Name: Yellow Morinda
Order: Gentianales
Habitat: Tropical Asia and Australia
Scientific name: Morinda citrifolia
Name: Yellow Morning Glory
Order: Solanales
Habitat: Tropics
Scientific name: Merremia aurea
Name: Yellow Myrtle
Order: Myrtales
Habitat: Australia
Scientific name: Backhousia citriodora
Name: Yellow Nicker
Order: Fabales
Habitat: Tropics
Scientific name: Caesalpinia bonduc
Name: Yellow Nyssa
Order: Cornales
Habitat: Native to the southeastern United States
Scientific name: Nyssa ogeche
Name: Yellow Oak
Order: Fagales
Habitat: Native to eastern North America
Scientific name: Quercus muehlenbergii
Name: Yellow Oleander
Order: Gentianales
Habitat: Central America
Scientific name: Cascabela thevetia
Name: Yellow Orchid Tree
Order: Fabales
Habitat: South America
Scientific name: Caesalpinia gilliesii
Name: Yellow Palo Verde
Order: Fabales
Habitat: Southwestern United States and Mexico
Scientific name: Parkinsonia microphylla
Name: Yellow Palomaria
Order: Myrtales
Habitat: South America
Scientific name: Eugenia luschnathiana
Name: Yellow Pear
Order: Rosales
Habitat: Europe and Asia
Scientific name: Pyrus communis
Name: Yellow Pine
Order: Pinales
Habitat: Western North America
Scientific name: Pinus ponderosa
Name: Yellow Pondlily
Order: Nymphaeales
Habitat: Northern Hemisphere
Scientific name: Nuphar lutea
Name: Yellow Poplar
Order: Magnoliales
Habitat: Native to eastern North America
Scientific name: Liriodendron tulipifera
Name: Yellow Poui
Order: Bignoniaceae
Habitat: Central and South America
Scientific name: Tabebuia chrysantha
Name: Yellow Princess Flower
Order: Myrtales
Habitat: South America
Scientific name: Tibouchina urvilleana
Name: Yellow Raintree
Order: Fabales
Habitat: Asia
Scientific name: Cassia fistula
Name: Yellow Ribbon Tree
Order: Fabales
Habitat: South Asia
Scientific name: Cassia fistula
Name: Yellow River Willow
Order: Malpighiales
Habitat: Asia
Scientific name: Salix matsudana 'Tortuosa'
Name: Yellow Sage
Order: Lamiales
Habitat: Mediterranean Region
Scientific name: Salvia officinalis
Name: Yellow Salicornia
Order: Caryophyllales
Habitat: Coastal regions
Scientific name: Salicornia europaea
Name: Yellow Sandalwood
Order: Santalales
Habitat: Asia
Scientific name: Santalum album
Name: Yellow Saraca
Order: Fabales
Habitat: Native to South Asia
Scientific name: Saraca indica
Name: Yellow Silk Cotton Tree
Order: Malvales
Habitat: South America
Scientific name: Ceiba speciosa
Name: Yellow Silkbush
Order: Malvales
Habitat: Africa
Scientific name: Gomphocarpus fruticosus
Name: Yellow Silver Trumpet
Order: Bignoniaceae
Habitat: South America
Scientific name: Handroanthus chrysanthus
Name: Yellow Snowbell
Order: Ericales
Habitat: Native to Japan
Scientific name: Styrax japonicus var. halanaceus
Name: Yellow Tamarind
Order: Fabales
Habitat: South America
Scientific name: Dialium guianense
Name: Yellow Tarata
Order: Myrtales
Habitat: New Zealand
Scientific name: Pittosporum eugenioides
Name: Yellow Tarflower
Order: Ericales
Habitat: North America
Scientific name: Befaria racemosa
Name: Yellow Teak
Order: Lamiales
Habitat: Native to South Asia
Scientific name: Terminalia alata
Name: Yellow Tree Peony
Order: Ranunculales
Habitat: Asia
Scientific name: Paeonia lutea
Name: Yellow Trumpet Tree
Order: Lamiales
Habitat: Native to South America
Scientific name: Handroanthus chrysanthus
Name: Yellow Trumpetbush
Order: Lamiales
Habitat: Central America
Scientific name: Tecoma stans
Name: Yellow Variegated Elm
Order: Ulmus minor 'Variegata Lutescens'
Habitat: Europe
Scientific name: Fagales
Name: Yellow Willow
Order: Salicales
Habitat: Western North America
Scientific name: Salix lutea
Name: Yellow-Barked Willow
Order: Salicales
Habitat: Europe and Asia
Scientific name: Salix vitellina
Name: Yellow-Flowered Nightshade
Order: Solanales
Habitat: Native to southwestern North America
Scientific name: Solanum flaviflorum
Name: Yellowbead
Order: Asterales
Habitat: Native to western North America
Scientific name: Arnica cordifolia
Name: Yellowbell
Order: Lamiales
Habitat: Asia
Scientific name: Belamcanda chinensis
Name: Yellowbud Serviceberry
Order: Rosales
Habitat: Eastern United States
Scientific name: Amelanchier laevis
Name: Yellowcap
Order: Sapindales
Habitat: Tropical America
Scientific name: Sapindus saponaria
Name: Yellowdawn
Order: Asparagales
Habitat: Native to South Africa
Scientific name: Haworthia limifolia
Name: Yellowfin Ash
Order: Lamiales
Habitat: Southwestern United States
Scientific name: Fraxinus anomala
Name: Yellowfin Parrotfish
Order: Perciformes
Habitat: Indo-Pacific
Scientific name: Scarus rubroviolaceus
Name: Yellowheart
Order: Sapindales
Habitat: Central and South America
Scientific name: Endlicheria sericea
Name: Yellowhorn
Order: Sapindales
Habitat: Temperate forests in China
Scientific name: Xanthoceras sorbifolium
Name: Yellowjacket
Order: Hymenoptera
Habitat: Worldwide
Scientific name: Vespula spp.
Name: Yellowleaf
Order: Magnoliales
Habitat: Mexico
Scientific name: Magnolia dealbata
Name: Yellowleaf Birch
Order: Betulales
Habitat: North America
Scientific name: Betula alleghaniensis
Name: Yellowmargined Boxwood
Order: Buxales
Habitat: Native to Europe and western Asia
Scientific name: Buxus sempervirens 'Aureovariegata'
Name: Yellowmouth
Order: Rosales
Habitat: Western North America
Scientific name: Rubus spectabilis
Name: Yellownut Sedge
Order: Poales
Habitat: Worldwide
Scientific name: Cyperus esculentus
Name: Yellowroot
Order: Ranunculales
Habitat: Deciduous forests in Eastern North America
Scientific name: Hydrastis canadensis
Name: Yellowseed Fig
Order: Rosales
Habitat: Southeast Asia
Scientific name: Ficus trichocarpa
Name: Yellowstalk
Order: Ranunculales
Habitat: Europe and Asia
Scientific name: Berberis vulgaris
Name: Yellowtop
Order: Asterales
Habitat: Americas
Scientific name: Flaveria spp.
Name: Yellowwood
Order: Proteales
Habitat: Subtropical and temperate forests in Southern Africa
Scientific name: Podocarpus latifolius
Name: Yellowwood Cassia
Order: Fabales
Habitat: Central and South America
Scientific name: Senna spectabilis
Name: Yellowwood Fir
Order: Pinales
Habitat: Western North America
Scientific name: Abies amabilis
Name: Yemane
Order: Sapindales
Habitat: Southeast Asia
Scientific name: Gmelina arborea
Name: Yerba Buena
Order: Lamiales
Habitat: North America
Scientific name: Clinopodium douglasii
Name: Yerba Doncella
Order: Asterales
Habitat: South America
Scientific name: Baccharis trimera
Name: Yerba Maestra
Order: Myrtales
Habitat: Southeastern United States
Scientific name: Baccharis halimifolia
Name: Yerba Mansa
Order: Piperales
Habitat: North America
Scientific name: Anemopsis californica
Name: Yerba Mate
Order: Aquifoliales
Habitat: South America
Scientific name: Ilex paraguariensis
Name: Yerba Maté
Order: Solanales
Habitat: South America
Scientific name: Ilex paraguariensis
Name: Yerba de Oreja
Order: Lamiales
Habitat: Widespread
Scientific name: Plantago major
Name: Yerba del Lobo
Order: Plantaginales
Habitat: Widespread
Scientific name: Senecio vulgaris
Name: Yesca Prieta
Order: Rosales
Habitat: Central and South America
Scientific name: Celtis iguanaea
Name: Yesquilla
Order: Asparagales
Habitat: Caribbean
Scientific name: Hymenocallis littoralis
Name: Yesquilla Loca
Order: Asparagales
Habitat: North America
Scientific name: Xylorhiza spp.
Name: Yew
Order: Pinales
Habitat: Temperate coniferous and mixed forests in Europe and Asia
Scientific name: Taxus baccata
Name: Yewberry
Order: Pinales
Habitat: Northeastern North America
Scientific name: Taxus canadensis
Name: Yezo Spruce
Order: Pinales
Habitat: Japan and Russia
Scientific name: Picea jezoensis
Name: Yiem
Order: Sapindales
Habitat: Southeast Asia
Scientific name: Anthocarapa nitidula
Name: Yin Hua
Order: Magnoliales
Habitat: China
Scientific name: Michelia figo
Name: Yin Yang Vine
Order: Bignoniaceae
Habitat: Africa and Asia
Scientific name: Thunbergia alata
Name: Yin Yang Yang
Order: Alismatales
Habitat: Africa
Scientific name: Anubias barteri
Name: Yin Yeh
Order: Pinales
Habitat: China
Scientific name: Abies beshanzuensis
Name: Yinchan
Order: Pinales
Habitat: Northeast Asia
Scientific name: Pinus koraiensis
Name: Yingpai Fir
Order: Pinales
Habitat: China
Scientific name: Abies recurvata
Name: Yishui Cathay Poplar
Order: Malpighiales
Habitat: China
Scientific name: Populus cathayana
Name: Yobihi
Order: Laurales
Habitat: Brazil
Scientific name: Cryptocarya aschersoniana
Name: Yodo Pine
Order: Pinales
Habitat: East Asia
Scientific name: Pinus armandii
Name: Yoghurt Berry
Order: Ericales
Habitat: Northeastern North America
Scientific name: Vaccinium corymbosum
Name: Yokahama Flowering Cherry
Order: Rosales
Habitat: Japan
Scientific name: Prunus serrulata 'Yedoensis'
Name: Yokohama Elm
Order: Rosales
Habitat: East Asia
Scientific name: Ulmus davidiana var. japonica
Name: Yongjia Parrotia
Order: Saxifragales
Habitat: China
Scientific name: Parrotia subaequalis
Name: Yongyol
Order: Rosales
Habitat: Southeast Asia
Scientific name: Terminalia catappa
Name: Yopo Tree
Order: Fabales
Habitat: South America
Scientific name: Anadenanthera peregrina
Name: Yorkshire Fog
Order: Poales
Habitat: Europe
Scientific name: Holcus lanatus
Name: Yosemite Firecracker
Order: Fabales
Habitat: Western North America
Scientific name: Dichelostemma capitatum
Name: Yosemite Pine
Order: Pinales
Habitat: North America
Scientific name: Pinus jeffreyi
Name: Yoshino Cherry
Order: Rosales
Habitat: Japan
Scientific name: Prunus × yedoensis
Name: Yoshino Cryptomeria
Order: Pinales
Habitat: Japan
Scientific name: Cryptomeria japonica
Name: Yowali
Order: Rosales
Habitat: China
Scientific name: Sorbus yuana
Name: Ysipile
Order: Laurales
Habitat: South America
Scientific name: Ocotea aff. yssalpillensis
Name: Yuan Hua
Order: Magnoliaceae
Habitat: China
Scientific name: Michelia yunnanensis
Name: Yucca
Order: Asparagales
Habitat: Deserts and xeric shrublands in North America
Scientific name: Yucca filamentosa
Name: Yucca Brevifolia
Order: Asparagales
Habitat: Southwestern United States
Scientific name: Yucca jaegeriana
Name: Yucca Schidigera
Order: Asparagales
Habitat: Southwestern United States
Scientific name: Yucca schidigera
Name: Yuisu
Order: Sapindales
Habitat: Japan
Scientific name: Acer sieboldianum
Name: Yukiyanagi
Order: Rosales
Habitat: Japan
Scientific name: Spiraea japonica
Name: Yulan Magnolia
Order: Magnoliales
Habitat: Temperate forests in China
Scientific name: Magnolia denudata
Name: Yule Log
Order: Pinales
Habitat: Temperate coniferous forests in western North America
Scientific name: Pseudotsuga menziesii
Name: Yun Nan Hawthorn
Order: Rosales
Habitat: China
Scientific name: Crataegus yunnanensis
Name: Yunnan Pine
Order: Pinales
Habitat: China
Scientific name: Pinus yunnanensis
Name: Yusu
Order: Myrtales
Habitat: Southeast Asia
Scientific name: Syzygium samarangense
Name: Yuzu
Order: Sapindales
Habitat: East Asia
Scientific name: Citrus junos
| Name | Order | Habitat | Scientific name |
|---|---|---|---|
| Yabai | Coniferales | Japan | Picea jezoensis |
| Yabani Elma | Rosales | Eastern Europe and Western Asia | Malus sylvestris ssp. orientalis |
| Yacare Pine | Pinales | South America | Podocarpus lambertii |
| Yaffil | Rosales | Northeastern United States | Crataegus flabellata |
| Yagua Palm | Arecales | Central America and the Caribbean | Roystonea oleracea |
| Yaguara | Sapindales | South America | Cupania vernalis |
| Yakisugi | Coniferales | Japan | Cryptomeria japonica |
| Yali | Myrtales | Southeast Asia | Syzygium jambos |
| Yallakh | Rosales | Central Asia | Sorbus aucuparia |
| Yalomba Pine | Pinales | Eastern Australia | Callitris glaucophylla |
| Yam Bean | Fabales | Central America | Pachyrhizus erosus |
| Yam Flower Vine | Apiales | Asia | Akebia quinata |
| Yamabuki | Rosales | Asia | Kerria japonica |
| Yamabuki Camellia | Ericales | Native to Japan | Camellia japonica 'Yamabuki' |
| Yamabushi Maple | Sapindales | Japan | Acer shirasawanum |
| Yamadori | Coniferales | Japan | Juniperus procumbens |
| Yampah | Apiales | Western North America | Perideridia gairdneri |
| Yamphol | Sapindales | Southeast Asia | Dimocarpus longan |
| Yanan | Rosales | East Asia | Prunus maackii |
| Yangi | Malvales | Asia | Sterculia foetida |
| Yangtze Fir | Coniferales | China | Abies fargesii |
| Yankee Candle Tree | Malvales | Central and West Africa | Clerodendrum thomsoniae |
| Yankee Sweetwood | Laurales | Central and South America | Ocotea leucoxylon |
| Yapok Palm | Arecales | West Africa | Raphia farinifera |
| Yara | Rosales | Northeastern United States | Crataegus rivularis |
| Yaralla Wattle | Fabales | Native to eastern Australia | Acacia yarralensis |
| Yargan | Fabales | Middle East | Prosopis cineraria |
| Yarrow Tree | Pinales | New Zealand | Nothofagus solandri |
| Yars | Brassicales | Europe | Alyssum montanum |
| Yashmak | Rosales | Southeastern Europe and Western Asia | Crataegus orientalis |
| Yataka | Sapindales | Native to South Asia | Chukrasia tabularis |
| Yatay Palm | Arecales | South America | Butia yatay |
| Yate | Myrtales | Australia | Eucalyptus cornuta |
| Yatula | Sapindales | Australia and Pacific Islands | Dodonaea viscosa |
| Yaupon | Aquifoliales | North America | Ilex vomitoria |
| Yaya | Laurales | Central America | Persea americana var. drymifolia |
| Yeager Hickory | Fagales | Native to the central United States | Carya laciniosa |
| Yeddo Hawthorn | Rosales | East Asia | Crataegus cuneata |
| Yeddo Spruce | Pinales | Japan and Korea | Picea jezoensis |
| Yeheb Nut | Fabales | Somalia | Cordeauxia edulis |
| Yellow Acoma | Sapindales | China | Koelreuteria paniculata |
| Yellow Alder | Gentianales | South America | Aloysia virgata |
| Yellow Ash | Lamiales | Western United States | Fraxinus anomala |
| Yellow Bauhinia | Fabales | Southeast Asia | Phanera variegata |
| Yellow Bead Tree | Sapindales | Asia and Australia | Melia azedarach |
| Yellow Birch | Fagales | Native to northeastern North America | Betula alleghaniensis |
| Yellow Bottlebrush | Myrtales | Australia | Callistemon viminalis |
| Yellow Buckeye | Sapindales | Native to the eastern United States | Aesculus flava |
| Yellow Buckthorn | Rosales | Eastern United States | Rhamnus caroliniana |
| Yellow Burma Padauk | Fabales | Southeast Asia | Pterocarpus macrocarpus |
| Yellow Burr Oak | Fagales | Central North America | Quercus macrocarpa |
| Yellow Buttercup Tree | Malpighiales | South America | Cochlospermum regium |
| Yellow Calodendrum | Sapindales | Southern Africa | Calodendrum capense |
| Yellow Camellia | Theales | Asia | Camellia nitidissima |
| Yellow Cedar | Pinales | Native to western North America | Callitropsis nootkatensis |
| Yellow Copalwood | Sapindales | Mexico and Central America | Bursera simaruba |
| Yellow Crab Apple | Rosales | North America | Malus coronaria |
| Yellow Crownbeard | Asterales | Eastern United States | Verbesina alternifolia |
| Yellow Daggerbush | Ericales | Asia | Nandina domestica |
| Yellow Dhoura | Poales | Africa | Sorghum bicolor |
| Yellow Elatine | Caryophyllales | North America | Elatine brachysperma |
| Yellow Flame Tree | Fabales | Tropical Asia and Australia | Peltophorum pterocarpum |
| Yellow Ginger | Zingiberales | Asia | Hedychium flavescens |
| Yellow Gum | Myrtales | Australia | Eucalyptus leucoxylon |
| Yellow Gum Mahogany | Sapindales | Central America | Guarea kunthiana |
| Yellow Hibiscus | Malvales | Africa | Hibiscus hirtus |
| Yellow Ironbark | Myrtales | Australia | Eucalyptus caleyi |
| Yellow Ironwood | Fabales | Native to Mexico | Conzattia multiflora |
| Yellow Jacaranda | Lamiales | South America | Jacaranda mimosifolia |
| Yellow Jasmine | Solanales | Southeastern United States | Gelsemium sempervirens |
| Yellow Karri | Myrtales | Australia | Eucalyptus diversicolor |
| Yellow Katydid | Orthoptera | Eastern North America | Microcentrum rhombifolium |
| Yellow Laburnum | Fabales | Native to southern Europe | Laburnum anagyroides |
| Yellow Lantana | Lamiales | Central America | Lantana camara |
| Yellow Linden | Malvales | Europe and Asia | Tilia cordata |
| Yellow Locust | Fabales | North America | Robinia pseudoacacia |
| Yellow Magnolia | Magnoliales | Native to the eastern United States | Magnolia acuminata |
| Yellow Mahogany | Sapindales | Central America | Swietenia macrophylla |
| Yellow Mallow | Malvales | Widespread | Abutilon theophrasti |
| Yellow Mangrove | Malpighiales | Asia and Australia | Ceriops tagal |
| Yellow Maple | Sapindales | Europe | Acer opalus |
| Yellow Monkey Flower | Lamiales | Western North America | Mimulus guttatus |
| Yellow Monkeyflower | Lamiales | Western North America | Erythranthe guttata |
| Yellow Morga | Myrtales | Africa | Albizia gummifera |
| Yellow Morinda | Gentianales | Tropical Asia and Australia | Morinda citrifolia |
| Yellow Morning Glory | Solanales | Tropics | Merremia aurea |
| Yellow Myrtle | Myrtales | Australia | Backhousia citriodora |
| Yellow Nicker | Fabales | Tropics | Caesalpinia bonduc |
| Yellow Nyssa | Cornales | Native to the southeastern United States | Nyssa ogeche |
| Yellow Oak | Fagales | Native to eastern North America | Quercus muehlenbergii |
| Yellow Oleander | Gentianales | Central America | Cascabela thevetia |
| Yellow Orchid Tree | Fabales | South America | Caesalpinia gilliesii |
| Yellow Palo Verde | Fabales | Southwestern United States and Mexico | Parkinsonia microphylla |
| Yellow Palomaria | Myrtales | South America | Eugenia luschnathiana |
| Yellow Pear | Rosales | Europe and Asia | Pyrus communis |
| Yellow Pine | Pinales | Western North America | Pinus ponderosa |
| Yellow Pondlily | Nymphaeales | Northern Hemisphere | Nuphar lutea |
| Yellow Poplar | Magnoliales | Native to eastern North America | Liriodendron tulipifera |
| Yellow Poui | Bignoniaceae | Central and South America | Tabebuia chrysantha |
| Yellow Princess Flower | Myrtales | South America | Tibouchina urvilleana |
| Yellow Raintree | Fabales | Asia | Cassia fistula |
| Yellow Ribbon Tree | Fabales | South Asia | Cassia fistula |
| Yellow River Willow | Malpighiales | Asia | Salix matsudana 'Tortuosa' |
| Yellow Sage | Lamiales | Mediterranean Region | Salvia officinalis |
| Yellow Salicornia | Caryophyllales | Coastal regions | Salicornia europaea |
| Yellow Sandalwood | Santalales | Asia | Santalum album |
| Yellow Saraca | Fabales | Native to South Asia | Saraca indica |
| Yellow Silk Cotton Tree | Malvales | South America | Ceiba speciosa |
| Yellow Silkbush | Malvales | Africa | Gomphocarpus fruticosus |
| Yellow Silver Trumpet | Bignoniaceae | South America | Handroanthus chrysanthus |
| Yellow Snowbell | Ericales | Native to Japan | Styrax japonicus var. halanaceus |
| Yellow Tamarind | Fabales | South America | Dialium guianense |
| Yellow Tarata | Myrtales | New Zealand | Pittosporum eugenioides |
| Yellow Tarflower | Ericales | North America | Befaria racemosa |
| Yellow Teak | Lamiales | Native to South Asia | Terminalia alata |
| Yellow Tree Peony | Ranunculales | Asia | Paeonia lutea |
| Yellow Trumpet Tree | Lamiales | Native to South America | Handroanthus chrysanthus |
| Yellow Trumpetbush | Lamiales | Central America | Tecoma stans |
| Yellow Variegated Elm | Ulmus minor 'Variegata Lutescens' | Europe | Fagales |
| Yellow Willow | Salicales | Western North America | Salix lutea |
| Yellow-Barked Willow | Salicales | Europe and Asia | Salix vitellina |
| Yellow-Flowered Nightshade | Solanales | Native to southwestern North America | Solanum flaviflorum |
| Yellowbead | Asterales | Native to western North America | Arnica cordifolia |
| Yellowbell | Lamiales | Asia | Belamcanda chinensis |
| Yellowbud Serviceberry | Rosales | Eastern United States | Amelanchier laevis |
| Yellowcap | Sapindales | Tropical America | Sapindus saponaria |
| Yellowdawn | Asparagales | Native to South Africa | Haworthia limifolia |
| Yellowfin Ash | Lamiales | Southwestern United States | Fraxinus anomala |
| Yellowfin Parrotfish | Perciformes | Indo-Pacific | Scarus rubroviolaceus |
| Yellowheart | Sapindales | Central and South America | Endlicheria sericea |
| Yellowhorn | Sapindales | Temperate forests in China | Xanthoceras sorbifolium |
| Yellowjacket | Hymenoptera | Worldwide | Vespula spp. |
| Yellowleaf | Magnoliales | Mexico | Magnolia dealbata |
| Yellowleaf Birch | Betulales | North America | Betula alleghaniensis |
| Yellowmargined Boxwood | Buxales | Native to Europe and western Asia | Buxus sempervirens 'Aureovariegata' |
| Yellowmouth | Rosales | Western North America | Rubus spectabilis |
| Yellownut Sedge | Poales | Worldwide | Cyperus esculentus |
| Yellowroot | Ranunculales | Deciduous forests in Eastern North America | Hydrastis canadensis |
| Yellowseed Fig | Rosales | Southeast Asia | Ficus trichocarpa |
| Yellowstalk | Ranunculales | Europe and Asia | Berberis vulgaris |
| Yellowtop | Asterales | Americas | Flaveria spp. |
| Yellowwood | Proteales | Subtropical and temperate forests in Southern Africa | Podocarpus latifolius |
| Yellowwood Cassia | Fabales | Central and South America | Senna spectabilis |
| Yellowwood Fir | Pinales | Western North America | Abies amabilis |
| Yemane | Sapindales | Southeast Asia | Gmelina arborea |
| Yerba Buena | Lamiales | North America | Clinopodium douglasii |
| Yerba Doncella | Asterales | South America | Baccharis trimera |
| Yerba Maestra | Myrtales | Southeastern United States | Baccharis halimifolia |
| Yerba Mansa | Piperales | North America | Anemopsis californica |
| Yerba Mate | Aquifoliales | South America | Ilex paraguariensis |
| Yerba Maté | Solanales | South America | Ilex paraguariensis |
| Yerba de Oreja | Lamiales | Widespread | Plantago major |
| Yerba del Lobo | Plantaginales | Widespread | Senecio vulgaris |
| Yesca Prieta | Rosales | Central and South America | Celtis iguanaea |
| Yesquilla | Asparagales | Caribbean | Hymenocallis littoralis |
| Yesquilla Loca | Asparagales | North America | Xylorhiza spp. |
| Yew | Pinales | Temperate coniferous and mixed forests in Europe and Asia | Taxus baccata |
| Yewberry | Pinales | Northeastern North America | Taxus canadensis |
| Yezo Spruce | Pinales | Japan and Russia | Picea jezoensis |
| Yiem | Sapindales | Southeast Asia | Anthocarapa nitidula |
| Yin Hua | Magnoliales | China | Michelia figo |
| Yin Yang Vine | Bignoniaceae | Africa and Asia | Thunbergia alata |
| Yin Yang Yang | Alismatales | Africa | Anubias barteri |
| Yin Yeh | Pinales | China | Abies beshanzuensis |
| Yinchan | Pinales | Northeast Asia | Pinus koraiensis |
| Yingpai Fir | Pinales | China | Abies recurvata |
| Yishui Cathay Poplar | Malpighiales | China | Populus cathayana |
| Yobihi | Laurales | Brazil | Cryptocarya aschersoniana |
| Yodo Pine | Pinales | East Asia | Pinus armandii |
| Yoghurt Berry | Ericales | Northeastern North America | Vaccinium corymbosum |
| Yokahama Flowering Cherry | Rosales | Japan | Prunus serrulata 'Yedoensis' |
| Yokohama Elm | Rosales | East Asia | Ulmus davidiana var. japonica |
| Yongjia Parrotia | Saxifragales | China | Parrotia subaequalis |
| Yongyol | Rosales | Southeast Asia | Terminalia catappa |
| Yopo Tree | Fabales | South America | Anadenanthera peregrina |
| Yorkshire Fog | Poales | Europe | Holcus lanatus |
| Yosemite Firecracker | Fabales | Western North America | Dichelostemma capitatum |
| Yosemite Pine | Pinales | North America | Pinus jeffreyi |
| Yoshino Cherry | Rosales | Japan | Prunus × yedoensis |
| Yoshino Cryptomeria | Pinales | Japan | Cryptomeria japonica |
| Yowali | Rosales | China | Sorbus yuana |
| Ysipile | Laurales | South America | Ocotea aff. yssalpillensis |
| Yuan Hua | Magnoliaceae | China | Michelia yunnanensis |
| Yucca | Asparagales | Deserts and xeric shrublands in North America | Yucca filamentosa |
| Yucca Brevifolia | Asparagales | Southwestern United States | Yucca jaegeriana |
| Yucca Schidigera | Asparagales | Southwestern United States | Yucca schidigera |
| Yuisu | Sapindales | Japan | Acer sieboldianum |
| Yukiyanagi | Rosales | Japan | Spiraea japonica |
| Yulan Magnolia | Magnoliales | Temperate forests in China | Magnolia denudata |
| Yule Log | Pinales | Temperate coniferous forests in western North America | Pseudotsuga menziesii |
| Yun Nan Hawthorn | Rosales | China | Crataegus yunnanensis |
| Yunnan Pine | Pinales | China | Pinus yunnanensis |
| Yusu | Myrtales | Southeast Asia | Syzygium samarangense |
| Yuzu | Sapindales | East Asia | Citrus junos |