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

1. Dicercoclados triplinervis C. Jeffrey & Y. L. Chen, Kew Bull. 39: 214. 1984.

歧笔菊 qi bi ju

Roots densely tomentose. Stems to 100 cm tall, ascending at base, leafless in lower part, leafy above, simple or branching in upper part, sparsely fulvous puberulent when young, glabrescent. Leaves shortly petiolate, lower leaves withered and fallen by anthesis; median leaves rather numerous; petiole 3-5 mm, sparsely pubescent, not winged, not auriculate; blade abax-ially paler, adaxially deep green, oblong-lanceolate or lanceolate, 5-9 × 0.8-1.8 cm, leathery, abaxially glabrous, adaxially glabrous except for sparsely puberulent main veins and margins, prominently 3-veined from above base, main veins conspicuously impressed, base cuneate, margin remotely mucronulate-dentate and when dry somewhat revolute, apex acuminate or acuminate-caudate. Upper leaves similar but gradually smaller upward. Capitula solitary or paired in upper leaf axils; peduncles 1-2.5 cm, slender, divaricate, densely ferruginous puberulent, when paired bracteate at base, minutely and rather closely 7-9-bracteolate in upper part, sparsely puberulent; bracteoles linear-subulate, 2-3 mm, apically incurved. Involucres cylindric, 7-9 × 3-5 mm, calyculate; bracteoles of calyculus 5 or 6, linear-subulate, minute; phyllaries 10 or 11, linear or linear-lanceolate, 1-2 mm wide, subleathery, glabrous, margin broadly scarious, apically acute and sparsely puberulent. Florets 15 or 16; corolla yellow, ca. 7 mm, with 2-2.5 mm tube and narrowly funnelform limb; lobes oblong-lanceolate, ca. 1.5 mm, apically papillose, acute. Anthers linear, ca. 5 mm, prominently caudate, tails 2-3 × as long as antheropodia. Ovary cylindric, ca. 0.5 mm, glabrous. Style branches ca. 1.5 mm, truncate, with papillae divided at apex into 2 brushlike lobes. Pappus white, ca. 6.5 mm. Fl. Sep.

● Probably extinct. Guizhou (Guiding).


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