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FOC | Family List | FOC Vol. 19 | Cucurbitaceae

9. Siraitia Merrill, Pap. Michigan Acad. Sci. 19: 200. 1934.

罗汉果属 luo han guo shu

Authors: Anmin Lu & Charles Jeffrey

Neoluffa Chakravarty.

Herbs, perennial, scandent, verrucose-glandular. Tuber spheroid, enlarged. Stems angular-sulcate. Leaf blade unlobed, margin sparsely dentate, abaxially pilose or densely tomentose. Tendrils spiralled above and below branch, 2-fid. Plants dioecious. Male flowers: inflorescence paniculate, bracteate; calyx segments 5, triangular, densely pubescent; corolla segments 5, lanceolate or obovate-lanceolate, base often with 5 scales; stamens 5, 4 connected in pairs, 1 free; anthers sigmoid. Female flowers solitary, paired, or 3 or 4 in raceme; staminodes 5, glanduliform; ovary ovoid; ovules numerous, horizontal; style stout, apex 3-lobed; stigma 2-lobed. Fruit subglobose or cylindric. Seeds subovoid or ovoid, winged, wing corky. 2n = 28.

Four species: China, India (Sikkim), Indonesia, Malaysia, Thailand, Vietnam; three species (one endemic) in China.

1 Male inflorescence cymose-paniculate, many flowered.   1 S. sikkimensis
+ Male inflorescence racemose or paniculate, 6-10-flowered   (2)
2 (1) Seeds with 3-layered wing, wing marginally obtusely dentate; calyx segments 3-5 × 7-9 mm.   3 S. siamensis
+ Seeds with 2-layered wing, wing marginally only sparsely dentate; calyx segments 3-4 × 3-4 mm.   2 S. grosvenorii

Lower Taxa


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