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FOC | Family List | FOC Vol. 5 | Loranthaceae | Helixanthera

1. Helixanthera parasitica Loureiro, Fl. Cochinch. 1: 142. 1790.

离瓣寄生 li ban ji sheng

Helicia parasitica (Loureiro) Persoon; Leucobotrys adpressa Tieghem; Loranthus adpressus (Tieghem) Lecomte; L. pentapetalus Roxburgh.

Shrubs 1-1.5 m tall, all parts apparently glabrous (inflorescences very minutely papillate). Branches elongated. Leaves opposite (or subopposite); petiole 5-15(-20) mm; leaf blade ovate to ovate-lanceolate, 5-12(-18) × (1.5-)3-4.5(-6) cm, papery to thinly leathery, lateral veins conspicuous, base broadly cuneate to rounded, apex acute to acuminate. Racemes solitary or paired, axillary, sometimes at leafless node, 40-60-flowered, 5-10(-30) cm, dull brown or gray papillose; bracts subovate or ovate-triangular (0.7-)1-1.5 mm. Flowers 5-merous; sometimes verticillate. Pedicel 1-2 mm. Calyx ellipsoid, 1.5-2 mm, limb annular, ca. 0.5 mm, entire or 5-denticulate. Mature bud with basal 1/3-1/2 abruptly expanded into 5 prominent semicircular keels, distal portion clavate. Corolla red, pink, or yellowish, petals (4-)6-8 mm, reflexed from above basal keels. Filaments 1-2.5 mm; anthers 4-loculed, 1-1.5(-2.5) mm. Style cylindric, 5-angled, constricted in middle, 3-6 mm; stigma capitate. Berry red, ellipsoid, ca. 6 × 4 mm, papillose. Fl. Jan-Jul, fr. May-Aug.

Forests in plains or mountain slopes; 100-1500(-1800) m. Fujian, Guangdong, Guangxi, Guizhou, Hainan, Xizang (Mêdog), Yunan [Cambodia, NE India, Indonesia, Laos, Malaysia, Myanmar, Nepal, Philippines, Thailand, Vietnam].

Recorded hosts include Clausena lansium, Melia azedarach, Prunus salicina, Schima superba, Vernicia montana, and species of Castanopsis, Cinnamomum, Ficus, Lithocarpus, and Litsea.


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