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

Maruca pod borer

Maruca vitrata

Maryland dwarf morning-glory

Evolvulus filipes

Mascarene island leaf-flower

Phyllanthus tenellus

Masked bee

Hylaeus variegatus

Masked Hunter

Reduvius personatus

Mason bee

Osmia cornuta

Mason Bee

Hoplitis anthocopoides

Mat amaranth

Amaranthus blitoides

matchstick flapwort

Odontoschisma denudatum

Mat-Grass

Nardus stricta

Matted Feather-Moss

Sciuro-hypnum populeum

Matted pratia

Lobelia pedunculata

Matted sandmat

Euphorbia serpens

Matt Felt Lichen

Peltigera malacea

Endangered

Matt Knight

Tricholoma imbricatum

Mauritius hemp

Furcraea foetida

Mauve Bonnet

Mycena meliigena

Mauve Waxpore

Ceriporia tarda

mayten

Maytenus boaria

Mazapan

Malvaviscus penduliflorus

McLarens' cotoneaster

Cotoneaster transens

Meadow barley

Hordeum brachyantherum

Meadow brome

Bromus commutatus

Meadow Campion

Silene flos-cuculi

Meadow Case-Bearer

Coleophora mayrella

Meadow Coral

Clavulinopsis corniculata

Meadow Crane'S-Bill

Geranium pratense

Meadow Horsetail

Equisetum pratense

meadow jumping mouse

Zapus hudsonius

Meadow knapweed

Centaurea debeauxii

Meadow pea

Lathyrus pratensis

Meadow Phlox

Phlox maculata

Meadow Plant Bug

Leptopterna dolabrata

Meadow Rose

Rosa blanda

Meadow Spike Rush

Eleocharis flavescens

Meadow stickseed

Hackelia micrantha

Meadowsweet

Spiraea alba

Meadow Waxcap

Cuphophyllus pratensis

Meadow woollyheads

Psilocarphus elatior

Meal Moth

Pyralis farinalis

Mealy Bigfoot Webcap

Cortinarius caerulescens

Mealybug destroyer

Cryptolaemus montrouzieri

Mealy Camouflage Lichen

Montanelia disjuncta

Mealy Domecap

Tricholomella constricta

Mealy Firedot Lichen

Flavoplaca citrina

Mealy Forked Clad Lichen

Cladonia scabriuscula

Mealy Funnel

Clitocybe vibecina

Mealy grass root aphid

Aploneura lentisci

Mealy Oyster

Ossicaulis lignatilis

Mealy Pixie Cup

Cladonia chlorophaea

mealy plum aphid

Hyalopterus pruni

Mealy Rim-Lichen

Lecanora strobilina

Data Deficient

Mealy Shadow Lichen

Phaeophyscia orbicularis

Mealy Tooth

Hydnellum ferrugineum

medicinal leech

Hirudo medicinalis

Medick

Medicago monantha

Mediterranean Amaranth

Amaranthus graecizans

Mediterranean brome

Bromus lanceolatus

Mediterranean broom

Genista linifolia

Mediterranean cabbage

Brassica fruticulosa