Lemmon's Needlegrass - Stipa lemmonii
(see State Rank Reason below)
MNPS Threat Rank
State Rank Reason (see State Rank above)
Reported for Montana by Hitchcock and Cronquist (1973) and Dorn (1984). More information is needed to document the status of the species in the state.
Tufted perennials 30-80 cm tall. Leaf sheaths glabrous to hairy; ligules 1-3 mm long; blades involute-filform or flat and then 1-2 mm wide, glabrous or scaberulous to puberulent. Panicle 5-12 cm long, narrow, branches mostly erect. Glumes 7-11 mm long, equal to or the lower slightly shorter than the lemma, apex sharp (sometimes hair-like), more or less obscurely 3- to 5-nerved, more or less membranous, occasionally purple-tinged; lemma 5.5-7 mm long, more or less hairy with appressed to spreading hairs to ca. 1 mm long (hairs fewer and shorter at apex), pale or brown at maturity and leathery or hardened, the free apical margin of the lemma thickened and forming a firm, unilateral hump at the tip of the mature fruit, awn 10-30(-35) mm long, mostly twice geniculate, the lower 2/3 twisted and puberulent; palea nearly as long as lemma, abruptly acute at the apex, glabrous or inconspicuously hairy (adapted from: Welsh et al., 1993, A Utah Flora, 2nd ed.).
BC to CA, east to MT, ID, and UT (Kartesz in prep. 2012).
Observations in Montana Natural Heritage Program Database
Number of Observations:
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Map Help and Descriptions
(Observations spanning multiple months or years are excluded from time charts)
Grass and sagebrush communities and open woodlands (Welsh et al., 1993, A Utah Flora, 2nd ed.).
- 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.