United States

Aconite

Aconitum napellus

Critically Endangered

Admiralty Island Meadow Vole (Admiraltiae)

Microtus pennsylvanicus

Agrimony

Agrimonia eupatoria

Ajuga

Ajuga reptans

Endangered

Alder

Alnus glutinosa

Alder leaf beetle

Agelastica alni

Alder Spittlebug

Aphrophora alni

All Species in United States

Common Ground-Cherry

Physalis longifolia

Common Ground-Pine

Dendrolycopodium obscurum

Common gum cistus

Cistus ladanifer

Common Gypsyweed

Veronica officinalis

Common Haircap

Polytrichum commune

Common hardgrass

Sclerochloa dura

Common harp ground beetle

Amara communis

Common Hawkweed

Hieracium lachenalii

Common Hawthorn

Crataegus monogyna

Common Heather

Calluna vulgaris

Common heathgrass

Danthonia decumbens

Common Honey-Locust

Gleditsia triacanthos

Common Honeysuckle

Lonicera periclymenum

Common Hop Sedge

Carex lupulina

Common Hop-Tree

Ptelea trifoliata

Common Horned Lark

Eremophila alpestris

Common Horse Chestnut

Aesculus hippocastanum

Common Hound'S-Tongue

Cynoglossum officinale

Common Houseleek

Sempervivum tectorum

Common Hover Fly Parasitoid Wasp

Diplazon laetatorius

Common Hyssop

Hyssopus officinalis

Common iceplant

Mesembryanthemum crystallinum

Common Ink Cap

Coprinopsis atramentaria

Common Ivy

Hedera helix

Common Jelly Spot

Dacrymyces stillatus

Common Jewelweed

Impatiens capensis

Common Juniper

Juniperus communis

common kettlewort

Blasia pusilla

Common Kidney-Vetch

Anthyllis vulneraria

Common knotweed

Polygonum plebeium

Common Knotweed

Polygonum arenastrum

Common Lacehopper

Cixius nervosus

Common Ladies' Tresses

Spiranthes cernua

Common Ladyfern

Athyrium filix-femina

Common Lagoon Fly

Eristalinus aeneus

Endangered

Common Lake Sedge

Carex lacustris

Common Lamb'S-Quarters

Chenopodium album

Common Larch

Larix decidua

common large wetland moss

Calliergonella cuspidata

Common Lavender

Lavandula angustifolia

Common Least Skipper

Ancyloxypha numitor

Common Lilac

Syringa vulgaris

Common Lime

Tilia europaea

Common Liverwort

Marchantia polymorpha

Common Loon

Gavia immer

Common Lungwort Lichen

Lobaria pulmonaria

Endangered

Common Male Fern

Dryopteris filix-mas

Common maple aphid

Periphyllus testudinaceus

Common Marbled Carpet

Dysstroma truncata

Common Mare'S Tail

Hippuris vulgaris

Common Marsh Bedstraw

Galium palustre

Common Marsh-Mallow

Althaea officinalis

Common Meadow Beauty

Rhexia virginica

Common (Mealy) Redpoll

Acanthis flammea

Common mediterranean grass

Schismus barbatus

Common Merganser

Mergus merganser

Common Michaelmas Daisy

Symphyotrichum salignum

Common Milkweed

Asclepias syriaca

Common Milkwort

Polygala vulgaris

Common Mint

Mentha arvensis