Heuchera bracteata

(Torrey) Seringe

in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 4: 52. 1830 ,.

Common names: Rocky Mountain alumroot
Endemic
Basionym: Tiarella bracteata Torrey Ann. Lyceum Nat. Hist. New York 2: 204. 1827
Treatment appears in FNA Volume 8. Treatment on page 97. Mentioned on page 84, 88, 102.
Revision as of 22:42, 5 November 2020 by imported>Volume Importer
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Herbs usually subcaulescent; caudex branched or unbranched. Flowering stems leafy, 6–28(–38) cm, short stipitate-glandular. Leaves: petiole short to medium stipitate-glandular; blade reniform or broadly ovate, shallowly 5–7-lobed, 1.5–4 cm, base subcordate or truncate, lobes rounded, margins sharply dentate, apex often mucronate, surfaces short stipitate-glandular or sparsely long stipitate-glandular abaxially, short stipitate-glandular adaxially. Inflorescences dense, (secund). Flowers: hypanthium weakly bilaterally symmetric, free 0.5–1.5 mm, greenish yellow, narrowly campanulate, 3–5 mm, short stipitate-glandular; sepals erect, green-tipped, equal, 1–1.5 mm, apex rounded; petals erect, green, oblanceolate, unlobed, 2 mm, margins entire; stamens exserted 0.5–1 mm; styles exserted 1 mm, 1.5–2 mm, 0.1+ mm diam. Capsules ovoid, 4–6 mm, beaks divergent, not papillose. Seeds brownish black, nearly straight along 1 side, convex on other side, 0.7–0.8 mm.


Phenology: Flowering May–Jul.
Habitat: Shaded rocky ledges and outcrops
Elevation: 1700-3500 m

Discussion

Heuchera bracteata occurs in the Rocky Mountains and foothills of northern Colorado and southern Wyoming.

Selected References

None.

Lower Taxa

None.
... more about "Heuchera bracteata"
Elizabeth Fortson Wells +  and Barbara Greene Shipes +
(Torrey) Seringe +
Tiarella bracteata +
Rocky Mountain alumroot +
Colo. +  and Wyo. +
1700-3500 m +
Shaded rocky ledges and outcrops +
Flowering May–Jul. +
in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. +
Heuchera bracteata +
Heuchera +
species +