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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
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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. intertexta (Benth.) Hook.


Stem puberulent or hairy below heads, hairs reflexed, appressed or spreading
Leaf 1–2-pinnate, glabrous or white-hairy near base; axis and lobes needle-like, spreading at tip
Inflorescence: bracts and calyces white-hairy about middle; bracts pinnate, lobes needle-like, forked, 3 lobes at tip spreading; inner bracts clasping, base expanded-concave, narrowly membrane-margined
Flower: calyx ribs tufted-hairy within sinuses, lobes sometimes toothed, membrane V-shaped; corolla generally white, lobes ovate, 1 vein entering base; stamens, style exserted, stigmas 2
Fruit: chambers 1–2, translucent below middle, sticking to seeds until wet
Seeds 8–10, dark brown, pitted
Ecology: Open, wet areas, meadows, vernal pools
Elevation: < 2300 m.
Bioregional distribution: Klamath Ranges, North Coast Ranges, Cascade Range, Sierra Nevada Foothills, High Sierra Nevada, Great Central Valley, San Francisco Bay Area, South Coast Ranges, Modoc Plateau
Distribution outside California: to British Columbia, Montana, Wyoming, Colorado, Arizona, Baja California

Native

subsp. propinqua (Suksd.) A.G. Day

Plant densely branched, generally wider than high
Stem 3–10 cm
Inflorescence sparsely hairy; bracts 5–10 mm, terminal lobe > laterals
Flower: corolla = calyx, white
Ecology: Habitat of sp.
Elevation: 800–2300 m.
Bioregional distribution: Cascade Range, High Sierra Nevada, Modoc Plateau
Distribution outside California: to British Columbia, Montana, Wyoming, Colorado, Arizona, Baja California
Synonyms: N. p. Suksd

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