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. |
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Annual to tree
Leaves basal or cauline, alternate to whorled, simple to compound
Inflorescence: 1° inflorescence a head, each resembling a flower, 1many, generally arrayed in cymes, generally subtended by ± calyx-like involucre; flowers 1many per head
Flowers bisexual, unisexual, or sterile, ± small, of several types; calyx 0 or modified into pappus of bristles, scales, or awns, which is generally persistent in fruit; corolla radial or bilateral (rarely 0), lobes generally (0)45; stamens 45, anthers generally fused into cylinder around style, often appendaged at tips, bases, or both, filaments generally free, generally attached to corolla near throat; pistil 1, ovary inferior, 1-chambered, 1-seeded, style 1, branches 2, generally hair-tufted at tip, stigmas 2, generally on inside of style branches
Fruit: achene, cylindric to ovoid, generally deciduous with pappus attached
Genera in family: ± 1300 genera, 21,000 species (largest family of dicots): worldwide. Largest family in CA. Also see tribal key to CA genera: Strother 1997 Madroño 44(1):128. See glossary p. 25 for illustrations of general family characteristics.
Perennial from woody taproot
Stems 1many, decumbent to erect, generally red-tinged
Leaves alternate, simple, glabrous to tomentose or glandular; basal petioled; cauline generally clasping, reduced
Inflorescence: heads generally radiate, 1many; involucre hemispheric to bell-shaped; phyllaries in 26 ± graduated series, herbaceous
Ray flowers 1080; corollas 235 mm, yellow
Disk flowers 20100+; corollas 515 mm, cylindric to funnel-shaped, yellow
Fruit 34-angled, generally hairy; pappus bristles 1560, generally rigid, unequal
Species in genus: ± 10 species: w North America
Etymology: (Greek: reddish pappus)
Reference: [Mayes 1976 PhD Univ TX]
Formerly included in Haplopappus.
Native |
Stems 1045 cm, ± tomentose to woolly, glandular above
Leaves ± 119 cm, elliptic to (ob)lanceolate, generally toothed, tomentose
Inflorescence: heads generally 513, in raceme-like cluster; involucre 920 mm wide, hemispheric to bell-shaped; phyllaries linear-lanceolate
Ray flowers 1030; ligules ± 815 mm
Disk flowers many; corollas 58 mm
Fruit 3-angled, ± 35 mm, silky; pappus 58 mm, tan
Ecology: Meadows, open forests, sometimes in alkaline soils
Elevation: 12002200 m.
Bioregional distribution: Modoc Plateau
Distribution outside California: to Washington, Idaho, n Nevada
Synonyms: Haplopappus h. A. Gray
Native |
Plant densely glandular
Leaf densely tomentose
Inflorescence: phyllaries equal, barely overlapping, herbaceous ± to base
Chromosomes: 2n=24
Ecology: Habitats and ± range (except OR) of sp.
Elevation: 12001600 m.
Bioregional distribution: Modoc Plateau
Synonyms: Haplopappus h. A. Gray subsp. h
Horticultural information: TRY.