Weed Herbarium – by Scientific Name
Calystegia sepium | hedge bindweed | Convolvulaceae - Morningglory Family |
Capsella bursa-pastoris | shepherd's-purse | Brassicaceae (Cruciferae) - Mustard Family |
Cardamine hirsuta | bittercress | Brassicaceae (Cruciferae) - Mustard Family |
Cardamine pratensis | cuckoo bittercress | Brassicaceae (Cruciferae) - Mustard Family |
Carduus arvensis | see - Cirsium arvense |
Carduus vulgare | see - Cirsium vulgare |
Celastrus orbiculatus | oriental bittersweet | Celastraceae - Stafftree Family |
Cenchrus longispinus | longspine sandbur | Poaceae (Graminae) - Grass Family |
Centaurea maculosa | spotted knapweed | Asteraceae (Compositae) - Aster or Sunflower Family |
Cerastium fontanum | see - Cerastium vulgatum | |
Cerastium viscosum | see - Cerastium glomeratum | |
Cerastium glomeratum | sticky chickweed | Caryophyllaceae - Pink Family |
Cerastium vulgatum | mouse-ear chickweed | Caryophyllaceae - Pink Family |
Chamaesyce maculata | see - Euphorbia maculata |
Chelidonium majus | greater celandine | Papaveraceae - Poppy Family |
Chenopodium album | common lambsquarters | Chenopodiaceae - Goosefoot Family |
Chenopodium ambrosioides | wormseed Mexicantea | Chenopodiaceae - Goosefoot Family |
Chenopodium pumilio | clammy goosefoot | Chenopodiaceae - Goosefoot Family |
Chrysanthemum leucanthemum | oxeye daisy | Asteraceae (Compositae) - Aster or Sunflower Family |
Cichorium intybus | chicory | Asteraceae (Compositae) - Aster or Sunflower Family |
Cicuta maculata | spotted water hemlock | Apiaceae (Umbelliferae) - Carrot Family |
Circaea lutetiana | see - Circaea quadrisulcata | |
Circaea quadrisulcata | enchanter's nightshade | Onagraceae - Evening Primrose Family |
Cirsium arvense | Canada thistle | Asteraceae (Compositae) - Aster or Sunflower Family |
Cirsium vulgare | bull thistle | Asteraceae (Compositae) - Aster or Sunflower Family |
Claytonia virginica | narrowleaf spring beauty | Portulacaceae - Purslane Family |
Clematis virginiana | virgin's bower | Ranunculaceae - Buttercup Family |
Collinsonia canadensis | horsebalm | Lamiaceae (Labiatae) - Mint Family |
Commelia communis | asiatic dayflower | Commelinaceae - Spiderwort Family |
Convolvulus sepium | see - Calystegia sepium | |
Convolvulus arvensis | field bindweed | Convolvulaceae - Morningglory Family |
Conyza canadensis | horseweed | Asteraceae (Compositae) - Aster or Sunflower Family |
Coronilla varia | trailing crown vetch | Fabaceae (Leguminosae) - Pea or Bean Family |
Crepis tectorum | narrowleaf hawksbeard | Asteraceae (Compositae) - Aster or Sunflower Family |
Cuscuta spp. | dodder | Convolvulaceae - Morningglory Family |
Cymbalaria muralis | Kenilworth ivy | Scrophulariaceae - Figwort Family |
Cynanchum lousieae | see - Cynanchum nigrum | |
Cynanchum nigrum | black swallowwort | Asclepiadaceae - Milkweed Family |
Cynanchum rossicum | pale swallowwort | Asclepiadaceae - Milkweed Family |
Cyperus esculentus | yellow nutsedge | Cyperaceae - Sedge Family |