Plants

Ugli fruit

Ugni

Ugni (genus of flowering plants)

Ulmaceae

Ulmus wallichiana

Ulmus wallichiana (Himalayan or Kashmir Elm)

Umbrella tree

Umbrella tree (common name for several plant species)

United States Botanic Garden

United States National Arboretum

Urticaceae

Urticaceae — the nettle family

Vaccinium

Vaccinium: the berry-producing shrub genus

Vaccinium vitis-idaea

Vaccinium vitis-idaea (lingonberry) — small evergreen berry shrub

Valencia orange

Valencia orange: a sweet orange cultivar prized for juice

Valonia ventricosa

Valonia ventricosa — bubble algae, a giant single-celled green alga

Vanda

Vanda (orchid): description, distribution, cultivation and significance

Vanilla

Vanilla: the orchid-derived spice and its uses

Variety (botany)

Vascular cambium

A vascular cambium is a lateral meristem that produces secondary xylem and phloem, allowing stems and roots to thicken and form wood and inner bark in many seed plants.

Vascular plant

Vascular tissue

Vegetation

Vegetation: plant cover, communities, and ecological roles

Vegetative reproduction

Vegetative reproduction: asexual plant propagation and its methods

Venus flytrap

Venus flytrap (Dionaea muscipula)

Verbena

Verbenaceae

Vernonia gigantea

Vessel element

Vinca

Vine

Viola sororia

Violaceae

Violaceae: the violet family of flowering plants

Violet

Violet — the color and the flower

Violet: a spectral color at the blue end of visible light and the common name for flowering plants in the genus Viola, known for small purple blossoms and cultural symbolism.

Violet (plant)

Violet (Viola): genus of flowering plants, uses and cultivation

Viridiplantae

Vitaceae

Vitis

Vitis (grapevines)

Wahlenbergia

Walnut

Walnut (Juglans) — trees, wood, and edible nuts

Water chestnut

Water hyacinth

Watercress

Watercress (Nasturtium officinale): description, cultivation and uses

Waterford Nuclear Generating Station

Waterford Nuclear Generating Station (Waterford Steam Electric Station, Unit 3)

Watermelon

Watermelon (Citrullus lanatus): description, varieties, uses and cultivation

Wattieza

Wattieza: the earliest known tree of the Middle Devonian

Weed

Welwitschia

Welwitschia mirabilis — the desert 'living fossil'

Welwitschia mirabilis, a unique gymnosperm of the Namib Desert, has a compact stem and two persistent leaves. This slow‑growing plant is notable for longevity, unusual morphology,

Wheat

Wheat: biology, history, uses and health considerations

White currant

White currant (cultivar of the red currant)

White mustard

White mustard (Sinapis alba)

White sapote

White sapote (Casimiroa edulis) — subtropical fruit tree