Difference between revisions of "Heuchera bracteata"

(Torrey) Seringe in A. P. de Candolle and A. L. P. P. de Candolle

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

Common names: Rocky Mountain alumroot
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.
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Revision as of 23:01, 16 December 2019

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 in A. P. de Candolle and A. L. P. P. de Candolle +
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 +