Jepson Flora Project: Jepson Interchange    

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

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

POLEMONIACEAE

PHLOX FAMILY

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
.

NAVARRETIA

Alva G. Day

Annual, generally erect; branches spreading or ascending, hairy, glandular or puberulent
Leaves simple, alternate, generally deeply pinnately lobed or entire
Inflorescence: head; bracts pinnately to palmately toothed or lobed, spine-tipped; flowers sessile or subsessile
Flower: calyx membranous between ribs, lobes 4–5, entire or toothed, unequal, spine-tipped; corolla lobes 4–5; stigmas 2 or 3
Fruit generally ovoid, chambers 1–3
Seeds 1–many per chamber, free or stuck together, brown, gelatinous when wet
Species in genus: ± 30 species: w North America, also in Argentina, Chile
Etymology: (F. Navarrete, Spanish physician, 1700's)

Native

N. nigelliformis Greene


Stem 9–32 cm, puberulent; hairs white, recurved
Leaf 2-pinnate; axis and lobes linear, < 1 mm wide, spreading (or upper clustered, pointing tipward)
Inflorescence: bracts pinnate, axis and lobes linear, hairy below middle
Flower: calyx ribs strap-shaped, hairy near middle, longest lobes toothed; corolla yellow, throat with paired, purple or brown spots below lobes; stigmas 2, minute
Fruit: chamber 1; valves 4, dehiscing in lower half
Ecology: Vernal pools, clay depressions
Elevation: 100–1000 m.
Bioregional distribution: Sierra Nevada Foothills, Great Central Valley, Inner South Coast Ranges
Horticultural information: TRY.

Native

subsp. nigelliformis

Plant herbage dark green
Stem: branches spreading-ascending
Inflorescence slightly white-hairy in center; bract tips glandular-puberulent
Flower: corolla 12–16 mm, exserted from head, lobes 3–4 mm; stamens and style > lobes
Seeds 4–9
Ecology: Habitat and range of sp
Elevation:
Bioregional distribution: Sierra Nevada Foothills, Great Central Valley, Inner South Coast Ranges
Horticultural information: TRY.

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bioregional map for NAVARRETIA%20nigelliformis%20subsp.%20nigelliformis being generated
 


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