Comprehensive Description
provided by North American Flora
Houstonia subviscosa (C. Wright) A. Gray, Proc. Am. Acad. 4:
314. 1858.
Oldenlandia subviscosa C. Wright; A. Gray, PI. Wright. 2: 68. 1853.
Erect annual, 4-15 cm. high, sparsely branched, the branches slender, ascending, shorthirtellous with coarse whitish hairs, more or less viscid, the internodes mostly equaling or exceeding the leaves; stipules about 0.5 mm. long, scarious, setulose-ciliate; leaves opposite, sessile, linear, 5-15 mm. long, 1 mm. wide or narrower, acute, hirtellous and viscid or glabrate, the margins revolute; flowers axillary, solitary, the pedicels 3-8 mm. long, filiform, hirtellous or glabrate, recurved or refracted after anthesis or rarely only divaricate; hypanthium less than 1 mm. long, minutely viscid-hirtellous ; calyx-lobes lance-subulate, acute, slightly elongate in fruit; corolla salverform, 2.5-3 mm. long, white; capsule subdidymous, 2.5-4 mm. broad, scabro-hirtellous ; seeds cymbiform, rounded-oval, 1 mm. long, minutely scrobiculate, black.
Type locality: Between Lagrange and Lockhart Springs, Fayette County, Texas.
Distribution: Western Texas.
- bibliographic citation
- Paul Carpenter Standley. 1918. RUBIALES; RUBIACEAE (pars). North American flora. vol 32(1). New York Botanical Garden, New York, NY
Houstonia subviscosa: Brief Summary
provided by wikipedia EN
Houstonia subviscosa, the nodding bluet, is a plant species in the Rubiaceae. It is native to Texas.
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Houstonia subviscosa: Brief Summary
(
Vietnamese
)
provided by wikipedia VI
Houstonia subviscosa là một loài thực vật có hoa trong họ Thiến thảo. Loài này được (C.Wright ex A.Gray) A.Gray mô tả khoa học đầu tiên năm 1859.
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