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6,550 species in Shenandoah National Park
Sabatia angularis
Sanicula odorata
Sarcoscypha occidentalis
Scathophaga stercoraria
Smilax pulverulenta
Solanum emulans
Sphex habenus
Sphodros niger
Apantesis virgo
Stygobromus pseudospinosus
Sunira bicolorago
Tanacetum vulgare
Thelephora vialis
Trapelia placodioides
Xanthogramma flavipes
Xyloryctes jamaicensis
Zale lunata
Zonitoides arboreus
Anisodactylus merula
Anavitrinella pampinaria
Dichanthelium sphaerocarpon
Lecanora albella
Acanthocephala declivis
Amara exarata
Acalypha rhomboidea
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