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Montana Field Guide

Montana Field Guides

Clasping-leaf Dogbane - Apocynum cannabinum
Other Names:  Apocynum sibiricum


Global Rank: G5
State Rank: S4?

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 4

External Links






 
General Description
Stems erect, 30–120 cm, usually branched. Herbage glabrate. Leaves ascending; blades lanceolate, apiculate, 4–8 cm long. Inflorescence bracteate panicles at tips of upper side branches. Flowers tubular; calyx 2–3 mm long; corolla greenish-white, tube 2–3 mm long, lobes 1–2 mm long. Follicles pendulous, 12–16 cm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
Throughout most of N. America (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 7

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat

References
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Citation for data on this website:
Clasping-leaf Dogbane — Apocynum cannabinum.  Montana Field Guide.  .  Retrieved on , from