Robert W. Freckmann Herbarium


  Apocynum cannabinum L. image
Photographer: Gary Fewless           

Botanical Illustration
Family Apocynaceae
Apocynum cannabinum L.
hemp-dogbane, Indian hemp
Apocynum: from the Greek for "away from dog," i.e. noxious to dogs, in reference to its ancient use as a dog poison, hence dogbane
cannabinum: hemp-like
Hazardous hazard symbol- click for definition
County distribution map- click for detailed distribution maps.
Detailed Distribution:
Town Range Maps
Google Dot Maps
Status: Native
Plant: erect, perennial, 2'-5' tall forb, clone-forming, milky juice; branched toward the top of the main stem
Flower: white to greenish, 5-parted, 1/8"-1/4" wide, cylindrical or urn-shaped, erect with erect or slightly spreading petals; inflorescence a branched cluster (cyme), main cyme terminal, others from the upper leaf axils; blooms June-Aug.
Fruit:paired, long, very narrow pod with seeds on silky hair
Leaf:opposite, short-stalked with sharp to rounded bases, erect or upward-pointing, very variable
Habitat: dry to moderate moisture; roadsides, prairies
Notes: tough, fibrous inner bark used for cordage by Native Americans; hybrids common
(Glossary)

More Information Natural Communities Herbarium Specimens
All Apocynum list Ethnobotany Information Google- Images or Text
Synonyms 
Apocynum album Greene var. hypericifolium A.Gray
Apocynum cannabinum L. var. angustifolium (Wooton) N.H.Holmgren
Apocynum cannabinum L. var. glaberrimum A.DC.
Apocynum cannabinum L. var. greeneanum (Bég. & Bél.) Woodson
Apocynum cannabinum L. var. nemorale (G.S.Mill.) Fernald
Apocynum cannabinum L. var. pubescens (Mitch. ex R.Br.) A.DC.
Apocynum cannabinum L. var. suksdorfii (Greene) Bég. & Bél.
Apocynum pubescens Mitch. ex R.Br.
Apocynum suksdorfii Greene
Apocynum suksdorfii Greene var. angustifolium (Wooton) Woodson

         
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