TREATMENT FROM THE JEPSON MANUAL (1993) |
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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, perennial herb, erect to mat-forming, taprooted or rhizomed
Leaf: blade thread-like to awl-shaped or narrowly oblong; veins or ribs 13
Inflorescence: cyme, terminal or axillary; flowers 2many, open to ± dense, or flower solitary; peduncles and pedicels 0.535+ mm
Flower: hypanthium short, obscure; sepals 5, ± free, 1.97 mm, ± lanceolate to ovate, glabrous to glandular-hairy; petals 5 or 0, 0.710 mm, entire or notched; stamens arising from an obscure to prominent disk; styles 3, 0.32 mm
Fruit: capsule, narrowly ovoid to widely elliptic; teeth 3, ascending to recurved
Seeds 1many, reddish tan to reddish, purplish, or blackish brown
Species in genus: 120 species: arctic to Mex, n Africa, s Asia
Etymology: (J. Minuart, Spanish botanist & pharmacist, 16931768)
Reference: [McNeill 1980 Rhodora 82: 495502]
Native |
Perennial, mat-forming, 520 cm, glaucous, generally glabrous; taproot > 3 mm diam; rhizomes and trailing stems 520+ cm
Stem in flower ascending to erect
Leaves 415 mm, ± 0.51.2 mm wide, > internodes, needle-like, straight or curved, ± flexible, ± evenly spaced; axillary leaves well developed
Inflorescence often glandular-hairy
Flower: sepals 2.54 mm, acute to acuminate, margin not incurved, vein obscure; petals 1.42.2 X sepals
Seed 2.32.8 mm; margin thick, reddish brown to brown
Ecology: UNCOMMON. Open serpentine slopes with scattered oak and Jeffrey pine
Elevation: 7501350 m.
Bioregional distribution: Klamath Ranges, High North Coast Ranges
Synonyms: Arenaria r. Maguire & Barneby
Horticultural information: TRY; DFCLT.