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FOC | Family List | FOC Vol. 19 | Rubiaceae | Hedyotis

50. Hedyotis pulcherrima Dunn, Bull. Misc. Inform. Kew, Addit. Ser. 10: 127. 1912.

艳丽耳草 yan li er cao

Oldenlandia pulcherrima (Dunn) Chun.

Herbs or subshrubs, perennial, erect, to 30 cm tall; stems terete to slightly flattened, densely farinose puberulent. Leaves petiolate; petiole 0.15-0.6 cm, farinose puberulent; blade drying papery, ovate, lanceolate-elliptic, or lanceolate, 0.8-5 × 0.5-2 cm, both surfaces glabrous or puberulent on midrib, base obtuse to rounded, margins plane to revolute, apex obtuse to acute; secondary veins 3 or 4 pairs but mostly indistinct; stipules fused to petiole bases, broadly triangular to broadly rounded, 1-2 mm, densely farinose puberulent, ciliolate-serrulate, apically sometimes with obtuse to shortly apiculate protuberance. Inflorescences terminal and in axils of uppermost leaves, 1-flowered or 2-4-flowered and fasciculate, densely puberulent, pedunculate; peduncles 2-6 mm, often articulate above middle; bracteoles lanceolate or spatulate, 0.5-2 mm. Flowers pedunculate. Calyx glabrous; hypanthium portion turbinate to ellipsoid, ca. 1.2 mm; limb lobed nearly to base; lobes narrowly lanceolate to narrowly spatulate, 3-3.5 mm. Corolla pale purple, funnelform, outside glabrous; tube 12-13 mm, pubescent in throat; lobes spatulate-oblong to ovate, 4-6 mm. Anthers in apparent short-styled form included or partially exserted, ca. 2 mm. Stigmas included, positioned near middle of corolla tube, ca. 2.3 mm. Fruit capsular, ovoid or obovoid, ca. 2.5 mm, crustaceous to cartilaginous, outside glabrescent, septicidally then loculicidally dehiscent; seeds several. Fl. Jun-Jul, fr. Apr.

● Open fields at roadsides. Guangdong (Raoping).


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