Heuchera alba Rydb.

White alumroot (en)

Species

Angiosperms > Saxifragales > Saxifragaceae > Heuchera

Characteristics

Herbs acaulescent; caudex branched. Flowering stems often leafy, 26-77 cm, short stipitate-glandular. Leaves: pet-iole glabrous or short stipitate-glandular; blade broadly ovate to cordate, shallowly 5-lobed, 4.5-9 cm, base cordate or nearly truncate, lobes rounded to widely ovate, margins dentate, apex acute or obtuse, surfaces glabrous or sparsely stipitate-glandular, at least on veins. Inflorescences diffuse. Flowers: hypanthium moderately bilaterally symmetric, free 3.5-4.5 mm, green, campanulate, abruptly inflated distal to adnation to ovary, 7.5-11 mm, short stipitate-glandular; sepals spreading, green-tipped, equal, 3-4 mm, apex rounded (sinuses narrower than petals); petals inflexed, white, broadly spatulate, unlobed, 2.8-3.5 mm, margins fimbriate; stamens 2 mm included to 2 mm exserted; styles included 0.5-1 mm, 4-6 mm, to 0.1 mm diam. Capsules ovoid, 9-10 mm, beaks divergent, not papillose. Seeds dark brown, ellipsoid, 0.6-1 mm.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

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

Cultivation

Mode -
Germination duration (days) 10 - 60
Germination temperacture (C°) 18 - 21
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

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

Identifiers

LSID urn:lsid:ipni.org:names:121533-2
WFO ID wfo-0000721698
COL ID 3LFPC
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Heuchera alba