Rhodiola crenulata (Hook.F. & Thomson) H.Ohba

Species

Angiosperms > Saxifragales > Crassulaceae > Rhodiola

Characteristics

Caudex few branched, short, 5-20 cm; persistent old flowering stems and branches few, black when dry. Caudex leaves scalelike, oblanceolate, 1-2 cm, apex subacute. Sterile branches erect, 4-17 cm, apically densely leafy; leaves broadly obovate, 1-3 cm. Flowering stems numerous, erect or flabellate, straw-colored to red, 5-20 cm; leaves shortly pseudopetiolate; leaf blade elliptic-oblong to suborbicular, 1.2-3 × 1-2.2 cm, margin entire and undulate to crenate, apex obtuse to mucronate. Inflorescences corymbiform, ca. 2 × 2-3 cm, many flowered, bracteate. Flowers shortly to long pedicellate, unisexual, large, male ones unequally 5-merous. Sepals narrowly triangular, lanceolate, or oblong, 2-3.5 mm, apex obtuse to subobtuse. Petals red to purplish red, oblanceolate, (5-)6-7.5 × 1-1.5 mm, base long ungulate, apex obtuse. Stamens 10, equaling petals; antepetalous ones inserted ca. 2.5 mm from petal base. Nectar scales subquadrangular, quadrangular, or oblong, apex emarginate. Carpels lanceolate to oblong, 3-3.5(-6) mm, sterile. Styles short. Female flowers similar but stamens absent and carpels equaling petals. Follicles erect, red when dry, 8-10 mm. Seeds obovoid to ovoid, 1.5-2 mm, winged at both ends. Fl. Jun-Sep.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
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JanFebMar
AprMayJun
JulAugSep
OctNovDec
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Nitrogen fixer -
Photosynthetic pathway c3

Environment

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Hardiness (USDA) 6-11

Usage

Uses medicinal
Edible -
Therapeutic use Anti-arrhythmia agents (unspecified)
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Animal toxicity -

Cultivation

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Distribution

Rhodiola crenulata world distribution map, present in Bhutan, China, India, and Nepal

Identifiers

LSID urn:lsid:ipni.org:names:274793-1
WFO ID wfo-0000399351
COL ID 6X6LK
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rhodiola euryphylla Rhodiola rotundata Sedum megalanthum Rhodiola megalophylla Sedum rotundatum Sedum megalophyllum Sedum crenulatum Sedum euryphyllum Sedum rotundatum var. oblongatum Rhodiola crenulata Sedum bupleuroides var. rotundatum