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Montana Field Guide

Montana Field Guides

Silky Scorpion-weed - Phacelia sericea


Global Rank: G5
State Rank: S4

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

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General Description
Perennial, often with a branched caudex. Stems ascending to erect, usually simple, 10–45 cm. Herbage strigose to sericeous. Leaves mostly basal; the blade 2–8 cm long, lanceolate to ovate, deeply pinnately lobed into linear to oblanceolate, entire to lobed segments. Inflorescence a densely flowered, compound, terminal cyme. Flowers: calyx hispid 3–5 mm long; corolla campanulate, purple, pubescent, 5–8 mm long, lobes 2–4 mm long; stamens >2 times as long as corolla; style exserted, divided <1/2-way. Seeds several, reticulate (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Our plants are variety sericea.

Species Range
Present
 


Range Comments
BC, AB south to CA and CO (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 11

(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
Talus slopes, fellfields, rock outcrops, grasslands, open forest, stream banks, roadsides; montane to alpine (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Silky Scorpion-weed — Phacelia sericea.  Montana Field Guide.  .  Retrieved on , from