Western Cliff Fern - Woodsia oregana
State Rank Reason (see State Rank above)
Approximately 20 collections at MONTU from various counties.
Leaves with sparse glandular hairs; the petioles ca. as long as blades and resistant to shattering. Leaf blades linear to narrowly elliptic, often twice pinnate below, 5–15 cm long, lower pairs of pinnae widely separated. Pinnules lobed or toothed, glabrous or with tack-like glandular hairs (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX)
BC to ON south to CA, OK and MI (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Observations in Montana Natural Heritage Program Database
Number of Observations:
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(Observations spanning multiple months or years are excluded from time charts)
- Additional ReferencesLegend: View Online Publication
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- Lesica, P., M. T. Lavin, and P. F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.