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FOC | Family List | FOC Vol. 20-21 | Asteraceae | Vernonia

12. Vernonia gratiosa Hance, J. Bot. 20: 290. 1882.

台湾斑鸠菊 tai wan ban jiu ju

Decaneuropsis gratiosa (Hance) H. Robinson & Skvarla; Vernonia andersonii C. B. Clarke var. albipappa Hayata.

Scandent shrubs, to 3 m. Stems many, terete, striate, densely gray-brown tomentose. Petiole 4-10 mm, densely pubescent; leaf blade oblong or lanceolate-oblong, 6-12 × 1.5-4 cm, papery, abaxially sparsely puberulent or subglabrous, adaxially densely gray-green or gray-brown pubescent, lateral veins 6-12-paired, veins adaxially inconspicuously raised, veinlets reticulate, base cuneate-rounded, margin entire or laxly mucronulate, apex shortly acuminate. Synflorescences terminal or axillary, paniculate. Capitula several, 10-15 mm in diam.; peduncles 2-12 mm. Involucre campanulate, ca. 6 × 7 mm, usually 1/2 as long as pappus; phyllaries ca. 4-seriate, outer short, linear or linear-lanceolate, densely brown pubescent, apex acute, median and inner oblong. Receptacle rather convex, foveolate. Florets ca. 10; corolla purple, tubular, ca. 10 mm, tube ca. 5 mm, densely puberulent; lobes linear-lanceolate, glabrous. Achenes cylindric, rather compressed, 3-3.5 mm, 10-ribbed, puberulent. Pappus 2-seriate, sordid brown or reddish brown; outer setae very short, deciduous; inner setae 9-10 mm, scabrid-barbellate. Fl. and fr. Aug-Feb.

● Forest margins on slopes; 400-700 m. Fujian, Taiwan.


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