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Montana Field Guide

Montana Field Guides

Purple prairie clover - Dalea purpurea
Other Names:  Petalostemon purpureum


Global Rank: G5
State Rank: S4S5

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

External Links






 
General Description
Root sometimes with a branched crown. Stems erect, 15–50 cm. Herbage glabrous to villous. Leaves with 3 to 7 linear to narrowly oblanceolate leaflets, 10–15 mm long with acute tips. Spikes ovoid-cylindric 1–4 cm long, villous. Flowers bright purple; calyx tube 1–2 mm long, sericeous with straight hairs; sepals ca. 1 mm long; petals 2–6 mm long; stamens 5. Legume glabrous, ca. 2 mm long, included in the calyx (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
AB to MB south to NM, TX, LA and AL (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 67

(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:
Purple prairie clover — Dalea purpurea.  Montana Field Guide.  .  Retrieved on , from