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. jepsonii Jeps.

JEPSON'S NAVARRETIA


Stem 10–15 cm, reddish, densely white-puberulent
Leaf glabrous or slightly puberulent, 1–2-pinnate; axis and lobes needle-like
Inflorescence: bracts dark red, coarsely white-hairy below, lobes gland-dotted
Flower: calyx coarsely white-hairy below, ribs strap-shaped, wider at base than membrane, lobes sometimes toothed; corolla 9–11 mm, tube and throat white, lobes 2–3 mm, purple with darker basal spot; stamens and style exserted; stigmas 2
Fruit: chamber 1; valves 8, dehiscing in lower half
Seed 1
Ecology: UNCOMMON. Open, grassy or clay flats, serpentine areas
Elevation: 400–800 m.
Bioregional distribution: Inner North Coast Ranges
Horticultural information: TRY.
See the CNPS Inventory for information about endangerment and rarity.
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bioregional map for NAVARRETIA%20jepsonii being generated
 


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