Phlox
Family: Polemoniaceae
Phlox image
Kirstin Phillips
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CANOTIA (2005)
PLANT: Perennial, often cespitose; stems erect to decumbent, often much branched. LEAVES: mostly opposite, often alternate only in the inflorescence, simple, entire, linear to elliptic or lanceolate. INFLORESCENCE: terminal, the flowers 1-3. FLOWERS: pedicelled to sessile; calyx tube membranes ruptured in fruit, the lobes equal; corolla salverform, white to red, blue or purple; stamens unequally inserted on the tube; filaments short, usually equal in length, glabrous; anthers and style usually included. CAPSULE: ovoid to ellipsoid; seeds 1(2-3) per locule, usually not gelatinous when wet. 2n=14,28,42. NOTES: 70 spp.; N. Amer., 1 sp. in s S. Amer., 1 sp. in Siberia. (Greek: phlox = flame, from the brightly colored corollas). Wherry, E. 1955. The Genus Phlox. The Morris Arboretum. REFERENCES: Dieter H. Wilken and J. Mark Porter, 2005, Vascular Plants of Arizona: Polemoniaceae. CANOTIA 1: 1-37.
Vascular plants of NE US and adjacent Canada
Cal tubular, scarcely accrescent, with scarious or hyaline intervals between the 5 green and more herbaceous ribs, ruptured by the developing capsule; corolla salverform, with slender tube and abruptly spreading lobes; filaments short, unequally placed in the cor-tube, the anthers included or some of them partly exserted; capsule 3-valved, with 1(-4) seeds per locule, the seeds unchanged when moistened; perennial (seldom annual) herbs or suffrutescent plants with entire, chiefly opposite lvs and handsome fls in terminal or terminal and axillary cymes that may be reduced to a single fl. 50-60, N. Amer. and n. Asia. Allied spp. often hybridize.

Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

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Species within checklist: Flora of the Northern Colorado Plateau Network
Phlox gladiformis
Image of Phlox gladiformis
Phlox longifolia
Image of Phlox longifolia
Phlox multiflora
Image of Phlox multiflora
Phlox pulvinata
Image of Phlox pulvinata