|Jepson Flora Project: Jepson Interchange|
|TREATMENT FROM THE JEPSON MANUAL (1993)||
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Jepson Interchange (more information)
©Copyright 1993 by the Regents of the University of California
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).
Stem repeatedly forked, decumbent to erect
Leaf generally petioled
Inflorescence forked; calyx-like involucres densely clustered or solitary in axils, bell- to saucer-shaped; flowers 116 per involucre, blooming sequentially
Flower: perianth funnel- to bell-shaped, lobes 5; stamens 35, generally exserted; stigma ± spheric, generally exserted
Fruit ± round to club-shaped, smooth to 5-ribbed; wing 0
Species in genus: ± 60 species: Am, Himalayas
Etymology: (Latin: wonderful)
Fls open in evening, close in morning. Spp. intergrade; Hermidium , Oxybaphus sometimes segregated, but intergrade with other species; careful study needed. [Pilz 1978 Madroño 25:113132]
See the CNPS Inventory for information about endangerment and rarity.
Stem trailing to erect, < 5 dm, glandular-hairy
Leaf ascending; blade 2.55 cm, narrowly to broadly triangular, glandular-hairy
Inflorescence: involucres ± densely clustered in upper axils, narrowly bell-shaped, spreading glandular-hairy; bracts 5, 1113 mm, < 1/2 fused, lobes narrowly lanceolate; flower 1 per involucre
Flower: perianth 1215 mm, funnel-shaped, whitish, lightly hairy
Fruit ± 5 mm, ovoid, smooth, blackish brown, glabrous
Ecology: UNCOMMON. Rocky slopes in desert scrub
Elevation: < 500 m.
Bioregional distribution: w Sonoran Desert (Imperial, Riverside, San Diego cos.)
Distribution outside California: Baja California
Flowering time: MarMay
Horticultural information: TRY.