United States

águia-real

Aquila chrysaetos

ajuga

Ajuga reptans

arabidópsis

Arabidopsis thaliana

arara-canindé

Ara ararauna

axenuz

Agrostemma githago

Critically Endangered

bafureira

Ricinus communis

bardana

Arctium lappa

All Species in United States

Stilt bug

Berytinus minor

Stinking willie

Jacobaea vulgaris

stink aster

Dittrichia graveolens

stipular flapwort

Harpanthus scutatus

Stinking chamomile

Anthemis cotula

Stinking Dapperling

Lepiota cristata

stinking goosefoot

Chenopodium vulvaria

Critically Endangered

Stinking Hawk's-beard

Crepis foetida

stinking hellebore

Helleborus foetidus

Stinking iris

Iris foetidissima

Stout Wood Reed

Cinna arundinacea

Straggler daisy

Calyptocarpus vialis

Strapwort

Corrigiola litoralis

strawberry clover

Trifolium fragiferum

Strawberry raspberry

Rubus illecebrosus

Strawberrytree

Muntingia calabura

Straw Club

Clavaria flavipes

straw moss

Straminergon stramineum

Narrow corncockle

Agrostemma brachyloba

Striate Earthstar

Geastrum striatum

Striate knotweed

Polygonum achoreum

Stream Beacon

Vibrissea truncorum

Stream Cruiser

Didymops transversa

Striped Bent-Wing

Lyonetia prunifoliella

streamside peat moss

Sphagnum riparium

Muscoid fly

Thricops innocuus

Striped Bright

Phylloporia bistrigella

Striped corn catchfly

Silene conica

Snail

Lamellidea oblonga

Common Ladies' Tresses

Spiranthes cernua

Moon cactus

Harrisia martinii

Pine Needle Split

Lophodermium pinastri

Black Holly

Ilex verticillata

Moth fly

Psychoda alternata

Flea

Ctenocephalides canis

Striped Acorn Barnacle

Amphibalanus amphitrite

Striped Skunk

Mephitis mephitis

Striped Squill

Puschkinia scilloides

Strong-spined Medick

Medicago truncatula

Stygian Shadowdragon

Neurocordulia yamaskanensis

Subterminal Bulrush

Schoenoplectus subterminalis

Subarctic Bluet

Coenagrion interrogatum

subpinnate gooseneck moss

Rhytidiadelphus subpinnatus

Thick ditch crowngrass

Paspalum arundinaceum

Subterranean small dung beetle

Eupleurus subterraneus

sucker upsidedown jellyfish

Cassiopea andromeda

Rapids Clubtail

Phanogomphus quadricolor

Sweet crab apple

Malus coronaria

Mite

Peristerophila columbae

Black Laceweaver

Amaurobius ferox

Sulphur Tuft

Hypholoma fasciculare

Summer snowflake

Leucojum aestivum

Swamp Darner

Epiaeschna heros

Three-Toothed Cinquefoil

Sibbaldia tridentata

Eulophid wasp

Holcotetrastichus rhosaces

Tawny Riverbank Ground Beetle

Trechus rubens

Sun jumping spider

Heliophanus kochii

Sunolgrass

Phalaris coerulescens

Superb Jewelwing

Calopteryx amata

Supine vervain

Verbena supina