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POLEMONIACEAE PHLOX FAMILY

Robert Patterson, family description, key to genera

Annual, perennial herb, shrub, vine. Leaf: simple or compound, cauline (or most basal), alternate or opposite; stipules 0. Inflorescence: cymes, heads, clusters, or flower 1; bracts in involucres or not. Flower: sepals generally 5, fused at base, translucent membrane generally connecting lobes, torn by fruit; corolla generally 5-lobed, radial or bilateral, salverform to bell-shaped, throat often well defined; stamens generally 5, epipetalous, attached at >= 1 level, filaments of >= 1 length, pollen white, yellow, blue, or red; ovary superior, chambers generally 3, style 1, stigmas generally 3. Fruit: capsule. Seed: 1–many, when wetted swelling or not, gelatinous or not.
26 genera, 314 species: America, northern Europe, northern Asia; some cultivated (Cantua, Cobaea (cup-and-saucer vine), Collomia, Gilia, Ipomopsis, Linanthus, Phlox). [Porter & Johnson 2000 Aliso 19:55–91] Leptodactylon moved to Linanthus. —Scientific Editors: Robert Patterson, Thomas J. Rosatti.

Key to Polemoniaceae

PHLOX

Carolyn J. Ferguson, Suzanne C. Strakosh & Robert Patterson

Perennial herb or ± subshrub, open to matted or cushion-like. Stem: prostrate or decumbent to erect. Leaf: cauline, opposite, simple, sessile, lance-linear to elliptic, entire. Flower: corolla salverform; stamens attached at > 1 level, some unequal.
± 60 species: North America, Siberia. (Greek: flame, ancient name for Lychnis of Caryophyllaceae) [Locklear 2009 J Bot Res Inst Texas 3:645–658] Phlox gracilis moved to Microsteris.
Unabridged references: [Cronquist 1984 Intermountain Flora 4:95–107]

Key to Phlox

P. speciosa Pursh
NATIVE
Open. Stem: erect. Leaf: 1–5 cm, lance-linear. Inflorescence: terminal, with leaf-like bracts below; pedicel 3–20 mm, slender. Flower: calyx 7–10 mm, membrane not keeled; corolla bright pink to white, tube 10–15 mm, lobes obcordate to deeply 2-lobed; stamens short, anthers in corolla tube; style 0.4–2 mm, stigmas > style.
Rocky, wooded slopes, sagebrush scrub; 500–2400 m. Klamath Ranges, North Coast Ranges, Cascade Range, Sierra Nevada; to British Columbia, Montana. [Phlox speciosa subsp. nitida (Suksd.) Wherry; Phlox speciosa subsp. occidentalis (Durand) Wherry] Several subspecies named; study needed. Apr–Jun [Online Interchange]

Previous taxon: Phlox pulvinata
Next taxon: Phlox stansburyi

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Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Jul 31 2014
Citation for this treatment: [Author of taxon treatment] 2013. Phlox, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=37861, accessed on Jul 31 2014

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click for enlargement Phlox speciosa
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2004 George W. Hartwell

Bioregions in which Phlox speciosa occurs Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
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CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa.
Blue line denotes eFlora flowering time.