United States

Willow Mildew

Erysiphe adunca

Willow Milkcap

Lactarius aspideus

Wilman lovegrass

Eragrostis superba

Wimmera ryegrass

Lolium rigidum

Creeping spotflower

Acmella decumbens

Sticky oxeye

Heteranthemis viscidehirta

Wine Roundhead

Stropharia rugosoannulata

Winter Aconite

Eranthis hyemalis

Short-Leaved Ragged Moss

Sciuro-hypnum curtum

Squash / Pumpkin

Cucurbita moschata

Wingstem spurry

Spergula pentandra

Woodland Beakrush

Scirpus expansus

Winter daffodil

Sternbergia lutea

wintergreen barberry

Berberis julianae

Winter heliotrope

Petasites pyrenaicus

Winter Stalk Puffball

Tulostoma brumale

Winter Wren

Troglodytes hiemalis

Floerke'S Barbilophozia

Neoorthocaulis floerkei

Staph beetle

Megarthrus depressus

Wood Mushroom

Agaricus sylvicola

wiry fern moss

Abietinella abietina

Bleeding Bonnet

Mycena sanguinolenta

Limestone Disc Lichen

Lecidella stigmatea

Eastern Haircap Moss

Polytrichum pallidisetum

Staph beetle

Myllaena intermedia

woodland jumping mouse

Napaeozapus insignis

Wood Bolete

Buchwaldoboletus lignicola

Woodland germander

Teucrium scorodonia

Wood Pinkgill

Entoloma rhodopolium

wood rustwort

Nowellia curvifolia

Woody plant

Eucommia ulmoides

Woodsy Silk-Moss

Plagiothecium nemorale

woolly apple moss

Philonotis tomentella

Woollyjoint pricklypear

Opuntia tomentosa

woolly liverwort

Trichocolea tomentella

Woolly Rosette

Cotylidia pannosa

Woolly Tooth

Phellodon tomentosus

Woolly Webcap

Cortinarius laniger

Woolly Woodwart

Lasiosphaeria ovina

Wooly blackberry

Rubus canescens

Margined stickseed

Lappula marginata

Wormseed wallflower

Erysimum cheiranthoides

Relaxgrass

Muhlenbergia cenchroides

wrinkle-leaved moss

Rhytidium rugosum

Blisterwort

Ranunculus recurvatus

Wrinkled Peach

Rhodotus palmatus

Blue-Footed Pixie Lichen

Cladonia cyanipes

wrinkled snail

Xeroplexa intersecta

Wrinkled Thimble Morel

Verpa bohemica

Wulf's peat moss

Sphagnum wulfianum

Cabbage-stem flea beetle

Psylliodes chrysocephalus

Yam bean

Pachyrhizus erosus

Denseflower knotweed

Persicaria glabra

Yellow Anemone

Anemone ranunculoides

Yellow-Banded Bumble Bee

Bombus terricola

Yellow Bartonia

Bartonia virginica

Yellow-Bellied Flycatcher

Empidonax flaviventris

Gymnopilus spectabilis

Yellow bluestem

Bothriochloa ischaemum

Rove beetle

Philonthus discoideus