What’s a dichotomous key?
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- Group 1Lycophytes, Monilophytes
- Group 2Gymnosperms
- Group 3Monocots
- Group 4Woody angiosperms with opposite or whorled leaves
- Group 5Woody angiosperms with alternate leaves
- Group 6Herbaceous angiosperms with inferior ovaries
- Group 7Herbaceous angiosperms with superior ovaries and zygomorphic flowers
- Group 8Herbaceous angiosperms with superior ovaries, actinomorphic flowers, and 2 or more distinct carpels
- Group 9Herbaceous angiosperms with superior ovaries, actinomorphic flowers, connate petals, and a solitary carpel or 2 or more connate carpels
- Group 10Herbaceous angiosperms with superior ovaries, actinomorphic flowers, distinct petals or the petals lacking, and 2 or more connate carpels
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- Dichotomous Key
- Dioscoreaceae
Dioscoreaceae
This family contains exactly one genus, Dioscorea.
See list of 2 species in this genus-
1a. Leaves with 3–5 lobes, with bulbils in the axils, usually opposite in the distal portion of the stem; staminate inflorescences in fascicles of (1–) 3–5 in the axils of leaves; plants tuberous
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1b. Leaves without lobes, the margin entire to undulate, without bulbils in the axils, alternate in the distal portion of the stem; staminate inflorescences solitary in the axils of leaves; plants rhizomatous
Show photos of: Each photo represents one species in this genus.