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Montana Field Guide

Montana Field Guides

Desert Indian Paintbrush - Castilleja angustifolia
Other Names:  Castilleja chromosa


Global Rank: G5
State Rank: S4

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

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General Description
Stems erect, 8–35 cm, simple. Herbage puberulent to hispid. Leaves 1–5 cm long, linear to linear-lanceolate, the upper with 1 to 2 pairs of linear lobes. Inflorescence villous, sometimes glandular; bracts pink to red, lanceolate with 1 to 2 pairs of lateral lobes. Flowers: calyx 14–20 mm long, primary clefts slightly deeper adjacent to the galea than in front, lobes 1–4 mm long, rounded to obtuse; corolla 17–29 mm long, galea 6–12 mm long, lower lip minute (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Our plants are variety angustifolia.

Species Range
Present
 


Range Comments
ID, MT south to NV, UT and WY (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 41

(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
Open slopes and sagebrush grassland in the valley and foothill zones.

References
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Citation for data on this website:
Desert Indian Paintbrush — Castilleja angustifolia.  Montana Field Guide.  .  Retrieved on , from