United States

Canary fly

Edwardsiana crataegi

Canary Stubble Lichen

Chaenotheca chrysocephala

Cancer Wintergreen

Gaultheria hispidula

Candelabra Duster

Athelia arachnoidea

Candle larkspur

Delphinium elatum

Candle-Snuff Fungus

Xylaria hypoxylon

Candle-Wax Stubble Lichen

Calicium lenticulare

Candy Lichen

Icmadophila ericetorum

Canistel

Pouteria campechiana

Canker Rose

Rosa canina

Cannon Fungus

Sphaerobolus stellatus

Canoe Birch

Betula papyrifera

Can-Of-Worms Lichen

Stictis urceolata

Cantharid beetle

Cantharis nigra

Cape African-queen

Anisodontea capensis

Cape Breton Firefly

Photuris fairchildi

Cape bugle-lily

Watsonia borbonica

Calocera glossoides

Calogaya decipiens

Caloneis permagna

Calothrix parietina

Calycina vulgaris

Cambridge Milk-Parsley

Selinum carvifolia

Camellia

Camellia japonica

Campernelle jonquil

Narcissus odorus

Campylopus moss

Campylopus pilifer

Canada Beadruby

Maianthemum canadense

Canada Bluegrass

Poa compressa

Canada Cinquefoil

Potentilla canadensis

Canada Darner

Aeshna canadensis

Canada Goldenrod

Solidago altissima

Canada Honewort

Cryptotaenia canadensis

Canada Redbud

Cercis canadensis

Canada Rhododendron

Rhododendron canadense

Catberry

Ilex mucronata

Catchfly

Silene antirrhina

Caterpillar-plant

Scorpiurus muricatus

Cat'S Ear

Hypochaeris radicata

Cattail bug

Chilacis typhae

cat-tongue liverwort

Conocephalum salebrosum

Caucasian bluestem

Bothriochloa bladhii

Caucasus catmint

Nepeta grandiflora

Cauliflower Foam Lichen

Stereocaulon botryosum

Cave cobweb spider

Nesticella mogera

Cave cobweb spider

Eidmannella pallida

cavernous crystalwort

Riccia cavernosa

Cayenne porterweed

Stachytarpheta cayennensis

carline thistle

Carlina vulgaris

Carmine spider mite

Tetranychus urticae

Carnival Candy Slime Mold

Arcyria denudata

Carolina Buckthorn

Frangula caroliniana

Carolina Hornwort

Phaeoceros carolinianus

Carolina Lovegrass

Eragrostis pectinacea

Carolina mosquitofern

Azolla caroliniana

Carolina Rose

Rosa carolina

Carolina Saddlebags

Tramea carolina

Carolina Shield Lichen

Canoparmelia caroliniana

Carolina Yellow-Eyed-Grass

Xyris caroliniana

Carpenter'S Figwort

Scrophularia marilandica

Carpet Box

Pachysandra terminalis