United States

Aconite

Aconitum napellus

Critically Endangered

Admiralty Island Meadow Vole (Admiraltiae)

Microtus pennsylvanicus

Agrimony

Agrimonia eupatoria

Near Threatened

Ajuga

Ajuga reptans

Endangered

Alder

Alnus glutinosa

Alder leaf beetle

Agelastica alni

Alder Spittlebug

Aphrophora alni

All Species in United States

Vernal Bluet

Enallagma vernale

Verticillium wilt

Verticillium alboatrum

Very Small Quilt Lichen

Fuscidea pusilla

Vesper Bluet

Enallagma vesperum

Vesper Sparrow

Pooecetes gramineus

Vespid wasp

Ancistrocerus parietum

Viburnum

Viburnum rhytidophylloides

Viceroy

Limenitis archippus

Vilevine

Philodendron hederaceum

Villous lilac

Syringa villosa

Vinegar Cup

Helvella acetabulum

Violaceous Fairy Club

Clavaria zollingeri

Violet checkered beetle

Necrobia violacea

Violet crabgrass

Digitaria violascens

Violet Crystalwort

Riccia huebeneriana

Endangered

Violet-Flower Petunia

Petunia integrifolia

Violet Gray Bolete

Tylopilus plumbeoviolaceus

Violet root rot

Helicobasidium longisporum

Violet Rust

Puccinia violae

Violet tanbark beetle

Callidium violaceum

Violet Tooth

Hydnellum ioeides

Violet Webcap

Cortinarius violaceus

Violet willow

Salix daphnoides

violin spiders

Loxosceles rufescens

Viper grass

Dinebra retroflexa

Virdrillo

Pilea hyalina

Virginia Chain Fern

Anchistea virginica

Virginia Cutgrass

Leersia virginica

Virginian Rose

Rosa virginiana

Virginia opossum

Didelphis virginiana

Virginia Rail

Rallus limicola

Virginia Stock

Malcolmia maritima

Virile Crayfish

Faxonius virilis

Viscid pencil-flower

Stylosanthes viscosa

Viscid Violet Cort

Cortinarius iodes

Volantines preciosos

Cleoserrata speciosa

Vouaux'S Dust Lichen

Lepraria vouauxii

Data Deficient

Wahlenberg's nodding moss

Pohlia wahlenbergii

Waldstein's Spurge

Euphorbia virgata

Wallaby-grass

Rytidosperma racemosum

Wall Bedstraw

Galium parisiense

Wall Germander

Teucrium chamaedrys

Wall iris

Iris tectorum

Wall-lettuce

Mycelis muralis

Wall Rue

Asplenium ruta-muraria

wall scalewort

Porella platyphylla

Wall Speck Lichen

Verrucaria muralis

Walnut

Juglans regia

walnut aphid

Chromaphis juglandicola

Wandering Mussel

Dreissena polymorpha

Wandering vetch

Vicia peregrina

Wandflower

Sparaxis tricolor

Wand Lichen

Cladonia rei

Wand mullein

Verbascum virgatum

Wand riverhemp

Sesbania virgata

Wardrobe beetle

Attagenus fasciatus

Ward's weed

Carrichtera annua

Warehouse beetle

Trogoderma variabile

Warehouse pirate bug

Xylocoris flavipes

Warehouse spider beetle

Ptinus latro