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FOC | Family List | FOC Vol. 4 | Piperaceae | Piper

28. Piper bonii C. de Candolle in Lecomte, Fl. Indo-Chine. 5: 85. 1910.

复毛胡椒 fu mao hu jiao

Climbers dioecious. Stems drying brownish black, strong, tomentose. Petiole 4-6 mm, tomentose, sheathed at base only; leaf blade ovate to ovate-lanceolate or elliptic, 4.5-18 × 2.2-8 cm, papery, glandular, abaxially tomentose, especially on veins, most hairs forked, adaxially glabrous or sometimes pubescent at base, base obliquely rounded, apex acuminate; veins 7, apical pair arising 1-2 cm above base, alternate, others basal; reticulate veins prominent Spikes leaf-opposed. Male spikes 6-11 cm × ca. 2 mm; peduncle 0.5-4 cm, tomentose; bracts orbicular, ca. 1 mm wide, peltate, abaxially with 2-5 long hairs, base usually serrulate, stalked. Stamens 3; filaments nearly absent; anthers globose. Female spikes ca. 8 cm, to 5 mm thick in fruit; peduncle, rachis, and bracts as in male spikes. Drupe obovoid, distinct, ca. 2 mm, apex slightly rough. Fl. Feb-Apr.

Thickets or forests, valleys, along streams, on trees or rocks; 300-1200 m. NW and SW Guangxi, Hainan, SE Yunnan [N Vietnam].

1 Leaves ovate or ovate-lanceolate, 4.5-12 × 2.2-6 cm; peduncles short, 0.5-1.3 cm   28a var. bonii
+ Leaves elliptic or long elliptic, 12-18 × 6-8 cm; peduncles 2-4 cm   28b var. macrophyllum

Lower Taxa


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