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.

SAXIFRAGACEAE

SAXIFRAGE FAMILY

Patrick E. Elvander

Perennial or subshrub from caudex or rhizome, generally ± hairy
Stem often ± leafy on lower half, rarely trailing and leafy throughout
Leaves generally simple, basal or sometimes cauline, generally alternate, generally petioled; veins ± palmate
Inflorescence: panicle, generally ± scapose
Flower generally bisexual, generally radial; hypanthium free to ± fused to ovary; calyx lobes generally 5; petals generally 5, free, generally clawed, generally white; stamens generally 5 or 10; pistils 2 and simple or 1 and compound (chambers 1–2, placentas 2–4, axile or parietal), ovary superior to inferior, sometimes more superior in fruit, styles generally 2
Fruit: 2 follicles or 2–4-valved capsule
Seeds generally many, small
Genera in family: 40 genera, 600 species: especially n temp, arctic, alpine; some cultivated (Bergenia , Darmera , Heuchera , Saxifraga , Tellima , Tolmiea )
Reference: [Soltis 1988 Syst Bot 13:64–72]

PARNASSIA

GRASS-OF-PARNASSUS

Plant glabrous; caudex without scales or bulblets
Leaves basal; blade ovate, entire, base tapered to cordate or reniform
Inflorescence: flower solitary; bract generally 1, sessile, leaf-like
Flower: hypanthium minute, free of ovary; stamens 5, staminodes 5, toothed to fringed or divided; pistil 1, ovary superior, chamber 1, placentas 4, parietal, styles inconspicuous, stigmas 4
Fruit: capsule, valves 4
Seed ± winged
Species in genus: 25 species: n temp, arctic
Etymology: (Mount Parnassus, Greece)

Native

P. fimbriata König


Leaf 8–16 cm; blade 2–4 cm, round, base reniform
Inflorescence 10–40 cm; bract above middle of peduncle, ovate, base cordate, clasping
Flower: calyx lobes 3–6 mm, elliptic, jagged to fringed below, generally spreading to ascending; petals 7–13 mm, obovate, fringed below; staminodes 3–4 mm, lobes < 9, tips flat, round
Fruit 5–10 mm
Chromosomes: 2n=36
Ecology: Uncommon. Wet banks, meadows, rocky seeps
Elevation: < 4000 m.
Bioregional distribution: Klamath Ranges, n High Sierra Nevada, Warner Mountains
Distribution outside California: to Alaska, Alberta, Colorado
Horticultural information: WET, DRN, SHD: 1, 2.

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