Difference between revisions of "Monolepis nuttalliana"
Fl. Francisc., 168. 1891.
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|genus=Monolepis | |genus=Monolepis | ||
|species=Monolepis nuttalliana | |species=Monolepis nuttalliana | ||
Revision as of 17:29, 18 September 2019
Stems prostrate to ascending, 0.5–2(–5) dm, herbage sparsely farinose when young, becoming glabrate. Leaves: petiole 0.1–3(–6) cm, longest on proximal leaves, distal leaves sometimes sessile; blade of principal leaves hastately lobed near base, narrowly triangular, lanceolate, narrowly elliptic, or linear, 1–3(–4) cm × 2–15(–25) mm at lobes, base narrowly attenuate or cuneate, margins sometimes with few teeth distally, apex obtuse to rounded; distal leaves sometimes completely unlobed. Flowers: perianth segment 1, spatulate or obtuse, 1 mm; stamen 1. Utricles 1.1–1.5 mm; pericarp readily separating from seeds, whitish, membranous, cellular-reticulate. Seeds dark brown to black, laterally flattened, broadly ovoid. 2n = 18.
Phenology: Flowering early spring-mid summer, fruiting through Aug.
Habitat: Usually moist, subalkaline clays, often in partial shade or open disturbed habitats
Elevation: 100-3000 m
Distribution
Alta., B.C., Man., N.W.T., Sask., Yukon, Alaska, Ariz., Calif., Colo., Idaho, Kans., Minn., Mont., Nebr., Nev., N.Mex., N.Dak., Okla., Oreg., S.Dak., Tex., Utah, Wash., Wyo., n Mexico.
Discussion
Selected References
None.