United States

Agrimony

Agrimonia eupatoria

Ajuga

Ajuga reptans

Endangered

Alder

Alnus glutinosa

Alder leaf beetle

Agelastica alni

Alder Spittlebug

Aphrophora alni

All Species in United States

Dragon-Arum

Arisaema dracontium

Dragon Horn

Cladonia squamosa

Dragonhunter

Hagenius brevistylus

Draparnaud's Glass Snail

Oxychilus draparnaudi

Dried Fruit Beetle

Carpophilus hemipterus

Drone-Bee

Apis mellifera

drooping hump moss

Plagiobryum demissum

Data Deficient

Drooping Prairie-Coneflower

Ratibida pinnata

Drooping Star Of Bethlehem

Ornithogalum nutans

Droop Sedge

Carex prasina

droplet flapwort

Lophozia guttulata

Druce'S Crane'S-Bill

Geranium oxonianum

Drugstore beetle

Stegobium paniceum

Drumming Katydid

Meconema thalassinum

Drummond'S Dryad

Dryas drummondii

Drummond's leafy moss

Plagiomnium drummondii

Drummond's nodding moss

Pohlia drummondii

Dryad'S Saddle

Cerioporus squamosus

Dry Duster

Coniophora arida

Dry Land Sedge

Carex siccata

Dry Rot

Serpula lacrymans

Duck Hawk

Falco peregrinus

Ducklettuce

Ottelia alismoides

Duckweed

Lemna perpusilla

Duckweed

Lemna trisulca

Duckweed

Lemna aequinoctialis

Duckweed Weevil

Tanysphyrus lemnae

Duckwheat

Fagopyrum tataricum

Dudley Rush

Juncus dudleyi

Dudley'S Rush

Juncus tenuis

Dumbcane

Dieffenbachia seguine

Dumb-Nettle

Galinsoga parviflora

Dunce-Nettle

Cirsium muticum

Dune sand scarab beetle

Aegialia arenaria

Dung Bird'S Nest

Cyathus stercoreus

Critically Endangered

Dung fly

Lonchaea hyalipennis

Dung fly

Copromyza equina

Dung fly

Thoracochaeta brachystoma

Dung fly

Lonchaea albitarsis

Dung fly

Lonchaea deutschi

Dung Roundhead

Protostropharia semiglobata

Dunlin

Calidris alpina

Dupret's bloom moss

Schistidium dupretii

Dusky arion

Arion subfuscus

Data Deficient

Dusky-Banded Forest Fly

Chalcosyrphus nemorum

Dusky Clearwing

Paranthrene tabaniformis

Dusky Clubtail

Phanogomphus spicatus

Dusky Cockroach

Ectobius lapponicus

Dusky Leafroller Moth

Orthotaenia undulana

dusky rock moss

Andreaea rothii

Dusky wireworm

Agriotes obscurus

Dusted Skipper

Atrytonopsis hianna

Dusty Clover

Lespedeza capitata

Dusty miller

Centaurea cineraria

Dutch elm disease

Ophiostoma novo-ulmi

Dutch Elm Disease

Ophiostoma ulmi

Dutchman'S Breeches

Dicentra cucullaria

Dwarf awlsnail

Opeas hannense

Dwarf ayenia

Ayenia insulicola

Dwarf Bilberry

Vaccinium cespitosum