檢視Dioscoreaceae的原始碼

=Dioscoreaceae=

== KEY TO SPECIES ==

1. Leaves simple

　2. Stems and petioles winged or quadrangular...............1. [[Dioscorea alata]]

　2. Stems and petioles neither winged nor anguled

　　3. Stems sinistrose

　　　4. Stems glabrous

　　　　5. pulvinus with a pair spines........................6. [[Dioscorea collettii]]

　　　　5. pulvinus auricled-clasped.......................4. [[Dioscorea bulbifera]]

　　　4. Stems prickly and with T-shaped villose............9. ''[[Dioscorea esculenta spinosa|Dioscorea esculenta]]''

　　3. Stems dextrorse

　　　6. Leaves alternate

　　　　7. Stems glabrous, leaves hastate-triangular...........8. [[Dioscorea doryphora]]

　　　　7. Stems prickly, leaves lanceolate...................10. [[Dioscorea formosana]]

　　　6. Leaves opposite, sometimes alternate near the base of stems

　　　　8. Leaves lanceolate or elliptic, acute or round at base

　　　　　9. Leaves coriaceous or subcoriaceous, staminate inflorescence paniculiform..........5. [[Dioscorea cirrhosa]]

　　　　　9. Leaves chartaceous, staminate inflorescence 1-3 spicate................3. [[Dioscorea benthamii]]

　　　　8. Leaves ovate-triangular or hastate lanceolate

　　　　　10. Leaves ovate-triangular, warped inward..............2. [[Dioscorea batatas]]

　　　　　10. Leaves narrowly triangular, oblong-triangular, plated........12. [[Dioscorea japonica]]

1.Leaves palmately compound

　11. Leaflets 3-7, lateral leaflets narrowly-obovate, oblique-acute at base, male flowers with pedicle.........................7. [[Dioscorea cumingii]]

　11. Leaflets 3, lateral leaflets oblique-obovate, round at base, male flowers sessile........................................11. [[Dioscorea hispida]]




==[[Dioscorea]] SPECIES ==

[[圖像:Dioscorea_alata_IMGP3170.JPG|150px]]
[[圖像:Dioscorea_batatas_IMGP1126.JPG|150px]]
[[圖像:Dioscorea_bulbifera_IMGP0340.JPG|150px]]
[[圖像:Dioscorea_cirrhosa_IMGP1569.JPG|150px]]
[[圖像:Dioscorea_doryphora_IMGP1480.JPG|150px|right]]

*''[[Dioscorea alata]]'' L.
*''[[Dioscorea batatas]]'' Decne.
*''[[Dioscorea benthamii]]'' Prain & Burkill
*''[[Dioscorea bulbifera]]'' L.
*''[[Dioscorea cirrhosa]]'' Lour.
*''[[Dioscorea collettii]]'' Hook. f.
*''[[Dioscorea cumingii]]'' Prain & Burkill
*''[[Dioscorea doryphora]]'' Hance
*''[[Dioscorea esculenta]]'' (Lour.) Burkill var. spinosa R. Knuth
*''[[Dioscorea formosana]]'' R. Knuth
*''[[Dioscorea hispida]]'' Dennst.
*''[[Dioscorea japonica]]'' Thunb.

[[Category:Taxon Index]]