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Montana Field Guide

Montana Field Guides

Desert Alyssum - Alyssum desertorum
Other Names:  Desert Madwort

Non-native Species

Global Rank: GNR
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 0

External Links






 
General Description
Stems to 15 cm. Leaves to 2 cm long. Fruit glabrous, conspicuously wing-margined; style 0.5–1 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Montana Range

Year-round
 


Range Comments
Introduced BC to MB south to CA, UT and MO (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Observations in Montana Natural Heritage Program Database
Number of Observations: 367

(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
Disturbed soil of grasslands, fields, streambanks, roadsides; plains, valleys (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
  • Additional ReferencesLegend:   View Online Publication
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    • Chadde, S.W. 1985. Initial recovery patterns of southwestern Montana foothill range. M.Sc. Thesis. Bozeman, MT: Montana State University. 103 p.
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
    • Steerey, W. F. 1979. Distribution, range use and population characteristics of Mule Deer associated with the Schafer Creek winter range, Bridger Mountains, Montana. M.Sc. Thesis. Bozeman, Montana: Montana State University. 119 p.
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Citation for data on this website:
Desert Alyssum — Alyssum desertorum.  Montana Field Guide.  .  Retrieved on , from