What’s a dichotomous key? HelpSee list of 4 species in this genus
- 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
Reference: Kallunki (2002).
1b. Spike usually less dense, with secund flowers or with flowers arranged in an evident spiral; labellum with fleshy callosities on the inner surface, with a spreading or recurved tip; rostellum with a 2-pronged beak; scape with 2–7 bracts
2b. Labellum 1.8–5.5 mm long; leaf blades typically white on the primary lateral veins; beak of the rostellum 0.2–1.7 mm long
Show photos of: Each photo represents one species in this genus.