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

Water medick

Medicago littoralis

Water Net

Hydrodictyon reticulatum

Water-Pepper

Persicaria hydropiper

water pocket moss

Fissidens fontanus

Waterpoppy

Hydrocleys nymphoides

Water primrose

Ludwigia grandiflora

water purslane

Lythrum portula

Water ragwort

Jacobaea aquatica

Water scavenger beetle

Cercyon terminatus

Water scavenger beetle

Cercyon analis

Water scavenger beetle

Cercyon laminatus

Water scavenger beetle

Sphaeridium bipustulatum

Water scavenger beetle

Cercyon quisquilius

Water scavenger beetle

Sphaeridium scarabaeoides

Water scavenger beetle

Sphaeridium lunatum

Water scavenger beetle

Cercyon haemorrhoidalis

Waterside Rockshag Lichen

Ephebe lanata

Extinct

Water-snowflake

Nymphoides indica

Water spangles

Salvinia minima

Water speedwell

Veronica anagallis-aquatica

Water Springtail

Podura aquatica

Waterthyme

Hydrilla verticillata

Waterwheel plant

Aldrovanda vesiculosa

Endangered

Water-wisteria

Hygrophila difformis

Water yam

Dioscorea alata

Watery Milk-Cap

Lactarius serifluus

waved black

Parascotia fuliginaria

Wavy carpet beetle

Dermestes undulatus

Wavyleaf mullein

Verbascum sinuatum

Wavyleaf sea lavender

Limonium sinuatum

Wavy Scaly Cloakfern

Astrolepis sinuata

Wax flower

Hoya australis

Wax mallow

Malvaviscus arboreus

Wax myrtle

Morella cerifera

Waxy bedstraw

Galium glaucum

Waxy mannagrass

Glyceria declinata

Weak bluegrass

Poa infirma

Weak-Stalked Bulrush

Schoenoplectiella purshiana

Weather prophet

Dimorphotheca pluvialis

Webbing clothes moth

Tineola bisselliella

Web-spinning Larch Sawfly

Cephalcia lariciphila

Wedgeleaf dock

Rumex frutescens

Wedge-shaped beetle

Ripidius pectinicornis

Weed silene

Silene conoidea

Weedy brome

Bromus alopecuros

Weedy dogfennel

Cladanthus mixtus

Weeping fig

Ficus benjamina

Weeping fingergrass

Eustachys distichophylla

Weeping lovegrass

Eragrostis curvula

Weeping Widow

Lacrymaria lacrymabunda

weeping willow

Salix babylonica

Weeping willow

Salix sepulcralis

Weevil

Rhynchaenus punctiger

Weevil

Pityophthorus juglandis

Weevil

Trachodes hispidus

Weevil

Sitona obsoletus

Weevil

Sitona cylindricollis

Weevil

Barynotus obscurus

Weevil

Mecinus pyraster

Weevil

Strophosoma melanogrammum