Heuchera merriamii Eastw.

Merriam's alumroot (en)

Species

Angiosperms > Saxifragales > Saxifragaceae > Heuchera

Characteristics

Herbs acaulescent; caudex branched or unbranched. Flow-ering stems 11-32 cm, long stipitate-glandular or glabrate. Leaves: petiole (2.4-5 cm), mod-erately long stipitate-glandular; blade orbiculate, reniform, or pentagonal, shallowly 5-7-lobed, 2.5-4.5 cm, base shallowly cordate to truncate, lobes rounded, margins dentate, apex rounded to obtuse, surfaces finely long stipitate-glandular abaxially, sparsely long stipitate-glandular adaxially. Inflorescences dense; (bracts linear and scarious to 3-5-parted and herbaceous). Flowers: hypanthium radially symmetric, free 0.5-1.5 mm, pink, hemispheric, 3-5.5 mm, (base rounded), densely long stipitate-glandular; sepals erect, green-or red-tipped, equal, 1-2 mm (often wider than long), apex obtuse; petals erect, white, oblanceolate, (clawed), unlobed, 2-3.5 mm, margins entire; stamens exserted 0.8-2 mm; styles exserted 1-2 mm, 1.5-2.5 mm, 0.1+ mm diam. Capsules ovoid, 3-5 mm, beaks divergent, not papillose. Seeds dark brown, ellipsoid, 0.6 mm. 2n = 14.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
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Mature height (meter) -
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Rooting depth (meter) -
Root diameter (meter) -
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
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Hardiness (USDA) -

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 10 - 60
Germination temperacture (C°) 18 - 21
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Optimum temperature (C°) -
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Images

Heuchera merriamii unspecified picture

Distribution

Heuchera merriamii world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:121608-2
WFO ID wfo-0001135502
COL ID 3LFR4
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Heuchera merriamii