Difference between revisions of "Prosartes trachycarpa"

Revision as of 19:31, 24 September 2019

Plants 3–8 dm, crisp-pubescent, glabrate or glabrous with age. Stems sparingly branched. Leaves 4–12 × 2–5 cm; blade ovate to oblong-lanceolate, subcordate to oblique basally, abaxial surface and margins moderately pubescent, hairs scattered, flattened, apex acute to short-acuminate, with 7–9 prominent veins. Flowers 1–2(–3); perianth narrowly campanulate; tepals creamy to greenish white, narrowly oblanceolate, 8–15 mm; stamens mostly exserted; filaments filiform, 10–15 mm; anthers 3–4(–5) mm; ovary broadly ovoid to obovoid, becoming 3-lobed and obpyriform after anthesis, finely papillose, ovules 2–6 per locule, horizontal; style 0.9–1.2 cm, glabrous or pubescent; stigma unlobed or 3-lobed. Berries reddish orange to bright red, 6–12(–18)-seeded, depressed-globose, 12–18 mm, strongly papillose. Seeds 4–5 mm. 2n = 22.

Phenology: Flowering late spring–summer.
Habitat: Rich, shady deciduous forests, aspen groves to open coniferous forests
Elevation: 300–2500 m

Alta., B.C., Man., Ont., Sask., Ariz., Colo., Idaho, Mich., Minn., Mont., Nebr., N.Mex., N.Dak., Oreg., S.Dak., Utah, Wash., Wyo.

Discussion

The recently discovered populations of Prosartes trachycarpa in Isle Royale National Park, Michigan (E. J. Judziewicz et al. 1997), are noteworthy disjunctions for this otherwise western species.

Selected References

None.

Lower Taxa