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, biennial, perennial herb, rarely dioecious, taprooted or rhizome generally slender
Leaves simple, generally opposite; stipules generally 0; petiole generally 0; blade entire, sheath generally 0
Inflorescence: cyme, generally open; flowers fewmany or flower solitary and axillary; involucre generally 0
Flower generally bisexual, radial; hypanthium sometimes present; sepals generally 5, ± free or fused into a tube, tube generally herbaceous between lobes or teeth; awns generally 0; petals generally 5 or 0, generally tapered to base (or with claw long, blade expanded), entire to 2several-lobed, blade generally without scale-like appendages (inner surface), generally without ear-like lobes at base; stamens generally 10, generally fertile, generally free, generally from ovary base; nectaries generally 0; ovary superior, generally 1-chambered, placentas basal or free-central, styles 25 or 1 and 23-branched
Fruit: capsule or utricle (rarely modified, dehiscent), generally sessile
Seeds: appendage generally 0
Genera in family: 85 genera, 2400 species: widespread, especially arctic, alpine, temp, n hemisphere; some cultivated (Agrostemma, Arenaria, Cerastium, Dianthus, Gypsophila, Lychnis, Saponaria, Silene, Vaccaria ).
Annual, ascending to erect, taprooted
Leaves: basal blades linear to oblanceolate, short-petioled; cauline blades narrowly oblanceolate to oblong-ovate, sessile; vein 1
Inflorescence: cyme, umbel-like, terminal; flowers 312; involucral bracts 515, ± 0.31.8 mm; pedicels 0.52.5 cm
Flower: sepals 5, 34.5 cm, lanceolate to ovate, glabrous; petals 5, 3.35 mm, generally minutely toothed; stamens 510; styles 3, 0.51.4 mm
Fruit: capsule, ovoid or ovoid-cylindric, straight; teeth 6, recurved
Seeds many, reddish brown
Species in genus: 6 species: temp Eurasia
Etymology: (Greek: all bone, humorous reference to frailty of plant)
Reference: [Shinners 1965 Sida 2:119128]
Introduced |
Plant 525 cm
Stems 1many, unbranched, glandular-hairy near middle
Leaves: cauline 14 pairs in lower 1/2; blades 225 mm, glabrous or margin glandular-hairy
Inflorescence: bracts whorled, 12 mm, partly scarious; pedicels ascending to erect, reflexed in fruit, slender
Flower: petals narrowly elliptic, white
Seeds 0.70.8 mm, compressed, with marginal ridge opposite an elongate depression; tubercles low, rounded
Chromosomes: 2n=20
Ecology: Uncommon. Disturbed areas
Elevation: < 850 m.
Bioregional distribution: Klamath Ranges, Cascade Range, Central Coast
Distribution outside California: native to c, e, s Europe