Sisyrinchium idahoense var. occidentale (E.P.Bicknell) D.M.Hend.

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UNIVERSITY OF IDAHO HERBARIUM (ID)
A BIOSYSTEMATIC STUDY OF
ROCKY MOUNTAIN POPULATIONS OF SISYRINCHIUM
Sisyrinchium idahoense E. P. Bicknell
var. occidentale (E. P. Bicknell) D. Henderson
BOTANICAL
BEAVERHEAD CO., MONTANA, Easternmost end of
Centennial Valley, ca 4 mi W of Red Rock Pass on
Red Rocks Lakes Road, Fruin Spring; T15N R1E S15
sw^ sw^; elev. 6740'. Meadow along road with
Poa pratensis, Juncus ensifolius, and Iris missou-
riensis. Plants common, caespitose; perianth *
blue-violet with yellow "eye"; outer tepals oblan-
ceolate with rounded apex.
NEW YORK BOTANICAL GARDEN
03853656
Collected by:
A.F.Cholewa 392
28 June 1979
03853656