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Montana Field Guide

Montana Field Guides

Spreading Phlox - Phlox diffusa


Global Rank: G5
State Rank: S4

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

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General Description
Taprooted, loosely mat-forming. Stems prostrate to ascending, 2–10 cm, glabrous to minutely glandular above. Leaves firm, linear, 5–15 mm long, glabrous, ciliate. Flowers solitary; calyx villous, 5–9 mm long with flat intercostal membranes; corolla white to blue, the tube 9–12 mm long, lobes 5–9 mm long; style 4–8 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
BC, MT south to CA, NV, ID; known from Missoula and Ravalli counties (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
Stony, non-calcareous fellfields, open slopes, rock outcrops, talus, forest openings; upper 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:
Spreading Phlox — Phlox diffusa.  Montana Field Guide.  .  Retrieved on , from