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 |
Perennial, shrub, tree, glabrous or hairy
Stem often forked
Leaves opposite, sessile or petioled, pairs generally unequal; blade generally entire
Inflorescence generally forked; of spikes, clusters, or umbels, each unit sometimes with a calyx-like involucre
Flower bisexual, radial; perianth of 1 whorl, petal-like, bell- to trumpet-shaped, base hardened, tightly surrounding ovary in fruit, lobes 45, generally notched to ± bilateral; stamens 1many; ovary superior (appearing inferior because of hardened perianth base), style 1
Fruit: achene or nut, smooth, wrinkled, or ribbed
Genera in family: 30 genera, 300 species: warm regions, especially Am; some ornamental (Bougainvillea ; Mirabilis , four o'clock).
Annual, perennial herb, generally glandular
Stem prostrate to ascending, generally ± red
Leaf generally fleshy, petioled
Inflorescence: head or umbel; flowers opening together or outer first; receptacle conic, ± smooth
Flower: perianth salverform to trumpet-shaped, generally fragrant, lobes 45; stamens 45, included; stigma linear, included
Fruit: body fusiform; lobe-like wings (0)25 (if present, prominent, opaque, thick, not continuous above fruit body)
Species in genus: 25 species: w North America
Etymology: (Greek: graceful)
[Galloway 1975 Brittonia 27:328347] Closely related to Tripterocalyx.
Native |
Annual, glandular-hairy
Stem prostrate to ascending, < 80 cm
Leaf: petiole 0.55 cm; blade 15 cm, 14.5 cm wide, triangular-ovate to ± round
Inflorescence: peduncle 210 cm; bracts 311 mm, lanceolate to narrowly ovate; flowers 1535
Flower: perianth tube 1.33.5 cm, ± pink, limb 618 mm wide, pale to bright magenta
Fruit 510 mm; base of floral tube hardened as a beak on top of fruit body; wings 35, thin, rounded or angled, or 0
Ecology: Sandy places in creosote-bush or coastal-sage scrub
Elevation: < 1600 m.
Bioregional distribution: South Coast, Desert
Distribution outside California: s Nevada, sw Arizona, nw Mexico
Hybridizes with A. gracilis.
Native |
Flower: perianth tube 23.5 cm, limb > 1.5 cm wide
Fruit: body nearly smooth; wings wide, extending well above body
Ecology: Coastal-sage scrub, chaparral, etc.
Elevation: < 1600 m.
Bioregional distribution: c&s South Coast, w Sonoran Desert
Flowering time: MarAug
Horticultural information: sand, DRN, DRY, SUN: 13, 18, 19, 20, 21, 22, 23, 24.