| Dioscorea smilacifolia De Wild. |
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| Family : DIOSCOREACEAE |
| Protologue : Ann. Mus. Congo Belge. Bot., Ser. 2 1(1): 58 (1899) |
| Information on the genus : Dioscorea |
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Status
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| Status for TA : | accepted (present) |
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| Synonym(s) Heterotypic |
| =Dioscorea demeusei De Wild. & T. Durand (1901) |
| =*Dioscorea demeusei auct. non De Wild. p.p. |
| =Dioscorea echinulata De Wild. (1911) |
| =Dioscorea flamignii De Wild. (1912) |
| =Dioscorea minutiflora var. zenkeri Uline ex Harms in Mildbr. |
| =Dioscorea orbicularis A. Chev. ex De Wild. (1914) non Hook.f. |
| =Dioscorea smilacifolia var. alternifolia De Wild. |
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| Ecology and distribution |
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| Biology : |
Climber; stems right-twining, with scattered prickles below, 6-20 m long, 0,4-0,6 cm Ø at base, resembling D. minutiflora but not rooting at nodes; tuber probably annual, digitate, roots unarmed; leaves opposite, sometimes alternate, simple; petiole 2,5-9 cm long; blade ovate, elliptic, rarely suborbicular, 4,5-13,5x2,5-11 cm, 3-5-nerved, veins displaced towards margin, apex apiculate-glandular; base rounded, often with 2 tiny lobes (1 mm long) at base of midrib; inflorescences: male in 5-6 spikes or in panicles of racemes 15-50 cm long; female in panicles of racemes to 45 cm long in fruit; capsule 2,5-3x2,8-4,5 cm; seeds winged all round. |
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| Ecology : |
Rain-forest; edges of fields; savanna with Loudetia, Annona, Hymenocardia; forest edges; swampy forests; forest gallery; forest gaps and regrowths; with Musanga cecropioides, Zingiberaceae spp.; secondary forests; sandy-clayey soils; 5-1400 m alt. |
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This species and D. minutiflora may intergrade (fide Figueiredo & Smith, l.c.). |
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Sometimes grown on a small scale (fide Burkill, l.c.). |
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| More info on : |
| see under Jstor_African Plant Initiative |
| see under Fgui |
| see under The International Plant Name Index |
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| Map |
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| Record n°11274 modified 2007-04-02 |
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