Jepson Flora Project: Jepson Interchange    

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Jepson Interchange (more information)
©Copyright 1993 by the Regents of the University of California

  • Up-to-date information about California vascular plants is available from the Jepson eFlora.



Robert W. Patterson, Family Editor

Annual, perennial herb, shrub, vine
Leaves simple or compound, cauline (or most in basal rosette), alternate or opposite; stipules 0
Inflorescence: cymes, heads, or flowers solitary
Flower: calyx generally 5-ribbed, ribs often connected by translucent membranes that are generally torn by growing fruit; corolla generally 5-lobed, radial or bilateral, salverform to bell-shaped, throat often well defined; stamens generally 5, epipetalous, attached at same or different levels, filaments of same or different lengths, pollen white, yellow, blue, or red; ovary superior, chambers generally 3, style 1, stigmas generally 3
Fruit: capsule
Seeds 1–many, gelatinous or not when wet
Genera in family: 19 genera, 320 species: Am, n Eur, n Asia; some cultivated (Cantua, Cobaea (cup-and-saucer vine), Collomia, Gilia, Ipomopsis, Linanthus, Phlox )
Recent taxonomic note: *See also revised taxonomy of Porter and Johnson 2000 Aliso 19(1):55–91; Porter 1998 Aliso 17:83–85


Robert W. Patterson

Annual, perennial herb, glabrous to woolly
Stem generally erect
Leaves cauline, alternate, pinnately lobed or simple; lobes generally linear or lanceolate
Inflorescence: heads, bracted, generally densely woolly; bracts leaf-like; flowers sessile
Flower: calyx lobes unequal; corolla radial or bilateral, funnel-shaped to salverform; stamens equal or not, attached at same level, anthers generally sagittate, pollen white or blue; style included or exserted
Seeds 1–few per chamber
Species in genus: 13 species: w North America
Etymology: (Greek, woolly star)
Reference: [Harrison 1972 Brigham Young Univ Sci Bull, Biol Ser 16:1–26]


E. eremicum (Jeps.) H. Mason subsp. eremicum

Stem 5–30 cm
Leaf 5–55 mm; lobes 2–6, nearly glabrous to woolly
Flower: corolla generally bilateral, tube 4–9 mm, blue or yellow, throat generally yellow, lobes 4–8 mm, light to dark blue; stamens attached in lower throat or upper tube, unequal, bent toward lower corolla lip, exserted
Chromosomes: 2n=14
Ecology: Open areas in sandy soils
Elevation: < 1800 m.
Bioregional distribution: White and Inyo Mountains, Desert
Distribution outside California: to Nevada, Utah, Arizona
Flowering time: Apr–Jun
Ssp. yageri (M.E. Jones) H. Mason occurs in AZ.

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bioregional map for ERIASTRUM%20eremicum%20subsp.%20eremicum being generated

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