|Jepson Flora Project: Jepson Interchange|
|TREATMENT FROM THE JEPSON MANUAL (1993)||
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Jepson Interchange (more information)
©Copyright 1993 by the Regents of the University of California
AND IS MAINTAINED FOR ARCHIVAL PURPOSES ONLY
Annual or perennial herb, generally fleshy
Stems generally glabrous
Leaves simple, alternate or opposite, sometimes stipuled
Flower bisexual, radial; sepals generally 2(8), free or fused at base; petals 318, free or ± fused; stamens 1many, free or inserted on corolla; ovary superior or partly inferior, chamber 1, placenta free-central or basal; styles 28, generally fused at base
Fruit: capsule, circumscissile or 23-valved
Seeds 1many, generally black, generally shiny
Genera in family: ± 20 genera, ± 400 species: generally temp Am, Australia, s Africa; some cultivated (Lewisia, Portulaca, Calandrinia )
Reference: [Bogle 1969 J Arnold Arbor 50:566598]
Family description and key to genera by Dieter H. Wilken & Walter A. Kelley.
Annual or perennial herb, from stolon, rhizome, tuber, or taproot, glabrous, ± fleshy
Leaves entire; basal 0many, rosetted; cauline generally 2, generally opposite, free to fully fused into ± 2-toothed disk or cup surrounding stem
Inflorescence: raceme, terminal, 1-sided; pedicels reflexed, becoming erect in fruit
Flower: petals 5, pink or white; stamens 5, epipetalous; ovary chamber 1, placentas basal, style 1, stigmas 3
Fruit: capsule; valves 3, margins rolling inward and forcibly expelling seeds
Seeds 36, generally black, generally clearly appendaged
Species in genus: 28 species: North America, e Asia
Etymology: (John Clayton, colonial Am botanist, born 1686)
Reference: [Miller 1978 Syst Bot 3:322341; Miller & Chambers 1993 Novon 3:268273]
Some species formerly placed in Montia.
Perennial; caudex short, 25 mm diam, horizontal, white; rhizomes and stolons slender, with bulb-like budsSee the CNPS Inventory for information about endangerment and rarity.
Stem 1060 cm
Leaves: basal 830 cm, blade 28 cm, narrowly elliptic to oblanceolate, base tapered gradually to petiole, tip obtuse to acute, petiole linear; cauline 29 cm, free, oblanceolate to widely elliptic, sessile or tapered to winged petiole, obtuse to acute
Inflorescence stalked, open, bracted throughout; flowers 518
Flower: sepals 34 mm; petals 59 mm, generally white (pinkish)
Fruit 23 mm
Seed 1.51.8 mm, round, dull
Ecology: UNCOMMON. Marshy meadows, springs, streambanks, in sun or shade
Elevation: 10002500 m.
Bioregional distribution: Klamath Ranges, High Cascade Range, n&c High Sierra Nevada
Synonyms: Montia sibirica (L.) Howell var. heterophylla (Torr. & A. Gray) B.L. Rob. misapplied
n KR plants may intergrade with C. sibirica L.