TREATMENT FROM THE JEPSON MANUAL (1993) |
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Jepson Interchange (more information) |
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©Copyright 1993 by the Regents of the University of California
For up-to-date information about California vascular plants, visit the Jepson eFlora. |
AND IS MAINTAINED FOR ARCHIVAL PURPOSES ONLY |
Annual or perennial herb from rhizomes, submersed or emergent, sometimes dioecious or plants with some unisexual flowers
Stem short, erect, ± scapose
Leaves basal or cauline, alternate, generally narrowly cylindric; sheath open, generally liguled
Inflorescence: spike or raceme (terminal) or flowers solitary in axils; bracts 0
Flower: perianth parts generally 6 in 2 whorls (except 01 in Lilaea ), free, greenish; stamens generally 1, 3, or 6, filament short, ± fused to inner perianth parts, anthers elongate, dehiscing outward; pistil 1 (simple) or seemingly so (ovaries 3, 4, or 6, fused to central axis, each with 1 chamber and 1 style), ovule 1 per chamber, style short and plumose or long and thread-like
Fruit: follicle or nutlet
Genera in family: 5 genera, ± 20 species: temp and circumboreal.
Perennial from rhizomes in CA, terrestrial or aquatic
Stem erect, short, obscure
Leaves basal, ± tufted; sheath membranous; ligule entire to 2-lobed
Inflorescence: raceme, scapose, narrowly cylindric, glabrous; pedicels short
Flower bisexual; perianth parts 36, generally green, inner surface concave; stamens (1)36, subsessile, anthers wide; ovaries 3 or 6 (if 6, 3 sometimes sterile), 1-chambered, ± fused to central axis, style short, stigma papillate
Fruit: follicles 36, separating from axis
Seed 1, linear, ± flat or angled
Species in genus: ± 12 species: temp and circumboreal
Etymology: (Greek: 3-pointed, from fruits of some)
TOXIC when fresh from cyanogenic compounds .
Native |
Perennial from short, ascending rhizomes, 13(5.5) dm
Leaf generally < 30 cm, 0.52 mm wide, ± flat; ligule 0.51.5 mm, generally 2-lobed
Inflorescences generally 12 per plant, generally > leaves; pedicels 24 mm in fruit, slender, erect
Flower: perianth parts generally 6, 1.52 mm; stamens 6; fertile ovaries 3
Fruits 3 per flower, 67(9) mm, linear to narrowly club-shaped, separating from axis base, suspended from axis tip before falling
Chromosomes: 2n=24
Ecology: Uncommon. Wet meadows, wet flats, stream and lake margins
Elevation: 24003700 m.
Bioregional distribution: c&s High Sierra Nevada
Distribution outside California: circumboreal
Horticultural information: TRY.