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, perennial herb, shrub, generally hairy, generally taprooted
Stem prostrate to erect
Leaves simple to pinnately compound, basal or cauline, alternate or opposite; stipules 0
Inflorescence: cyme (generally raceme-like and coiled) or flowers solitary
Flower bisexual, generally radial; calyx lobes generally 5, generally fused at base, generally persistent, enlarging in fruit; corolla generally deciduous, rotate to cylindric, lobes generally 5, appendages in pairs on tube between filaments or 0; stamens generally 5, epipetalous, filament base sometimes appendaged, appendages scale-like; ovary generally superior, chamber 1, placentas 2, parietal, enlarged into chamber, sometimes meeting so ovary appears 25-chambered, styles 12, stigmas generally head-like
Fruit: capsule, generally loculicidal; valves generally 2
Genera in family: 20 genera, 300 species: especially w US; some cultivated (Emmenanthe, Nemophila, Phacelia )
Recent taxonomic note: Recently treated to be included in an expanded Boraginaceae (also including Lennoaceae) [Angiosperm Phylogeny Group 1998 Ann Missouri Bot Gard 85:531553; Olmstead et al. 2000 Mol Phylog Evol 16:96112]
Annual, perennial herb, generally glandular-hairy, tap-rooted or from ± thick caudex
Leaves generally alternate, simple to 2-pinnately compound, generally ± reduced upward
Inflorescence: cyme, generally dense, coiled, generally 1-sided; pedicels generally short
Flower: corolla rotate to bell-shaped, white to purple, tube base with scales free or fused to filaments; stamens generally attached at same level, equal; ovary chamber 1 (or 2 below middle), placentas parietal, enlarging and meeting in fruit, style 2-lobed, generally hairy below lobes
Fruit oblong to spheric
Seeds 1many, oblong to spheric, generally brownish; back generally pitted or cross-furrowed
Species in genus: ± 175 species: Am; some cultivated for ornamental
Etymology: (Greek: cluster, from the dense inflorescence)
Reference: [Halse 1981 Madroño 28:121132; Heckard 1960 Univ Calif Publ Botany 32:1126; Lee 1988 Syst Bot 13:1620]
Bristly hairs may cause severe dermatitis . CA pers often hybridize, difficult to separate. Biennial and perennial herb species by Richard Halse.
Native |
Annual 1580 cm
Stem decumbent to erect, simple to branched at base, puberulent, sparsely stiff-hairy, finely glandular above
Leaf 20100(150) mm; blade >> petiole, 12-compound, segments obtuse to toothed
Flower generally subsessile; calyx lobes 34 mm, 45 mm in fruit, generally unequal, oblong to oblanceolate, densely hairy, glandular; corolla 69 mm, funnel- to bell-shaped, whitish to blue, deciduous, scales ovate; stamens 812 mm, glabrous; style 712 mm, glabrous
Fruit 23 mm, ± spheric, puberulent
Seeds 24, 23 mm, pitted
Chromosomes: n=11
Ecology: Common. Clay to rocky soils, slopes
Elevation: < 2100 m.
Bioregional distribution: s North Coast Ranges, s Sacramento Valley (Sutter Buttes), San Joaquin Valley, Central Western California, Southwestern California, East of Sierra Nevada, Desert
Distribution outside California: s Nevada, n Mexico
Flowering time: MarMay
Synonyms: P. cinerea Eastw
Horticultural information: SUN, DRN: 7, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24 &IRR: 3, 8, 9, 10, 11, 12, 13.