Jepson Flora Project: Jepson Interchange    

 
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Jepson Interchange (more information)
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  • Up-to-date information about California vascular plants is available from the Jepson eFlora.

CRASSULACEAE

STONECROP FAMILY

Annual to subshrubs, fleshy
Leaves generally simple, generally basal and cauline, alternate or opposite, generally reduced upward
Inflorescence: generally cyme, generally bracted
Flower: sepals generally 3–5, generally ± free; petals generally 3–5, ± free or fused; stamens = to >> sepals, free or epipetalous; pistils generally 3–5, simple (sometimes fused at base), ovary 1-chambered, placenta 1, parietal, ovules 1–many, style 1
Fruit: follicles generally 3–5
Seeds 1–many, small
Genera in family: ± 30 genera, ± 1500 species: ± worldwide, especially dry temp; many cultivated for ornamental. Family description and generic key by Melinda F. Denton and Reid Moran.

RHODIOLA

Reid Moran

Perennial from short, scaly caudex, glabrous, dioecious or not
Leaves cauline, sessile, alternate, entire to toothed
Inflorescence branched cyme
Flower: sepals 4–5, fused below; petals 4–5, ± free; stamens 8 or 10, epipetalous; pistils 4–5, free or fused below,
Fruit erect
Seeds many, < 3 mm, brown, striate
Species in genus: 36 species: N temp
Etymology: Greek: rhodon, a rose, referring to the rose-scented roots

Native

R. integrifolia Raf.

WESTERN ROSEROOT

Plant 2–30 cm; caudex short, thick, fleshy, branching
Leaf 7–25 mm, oblanceolate to obovate, widest 3.5–5 mm below tip, flat, obtuse, sometimes dentate above middle
Inflorescence ± 1–3 cm, 7–50-flowered, dense
Flowers 4(5)-parted, most or all unisexual; petals free, slightly spreading, 2–3.5 mm, oblong, fleshy, obtuse to acute, deep purple; anthers light brown to red-purple
Fruit 3–6 mm, erect
Seed 1.5–2 mm
Chromosomes: n=18
Ecology: Cliffs, talus, alpine ridges
Elevation: 1800–4000 m.
Bioregional distribution: Klamath Ranges, c Sierra Nevada Foothills, High Sierra Nevada, Warner Mountains, White and Inyo Mountains
Distribution outside California: to Alaska, ne N.America, Colorado, Eurasia
Flowering time: May–Jul
Synonyms: Sedum roseum (L.) Scop. subsp. integrifolium (Raf.) Hultén
Horticultural information: DRN, IRR: 1, 2, 4, 5, 6, 7, 15, 16, 17; DFCLT..

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