What’s a dichotomous key? HelpSee list of 3 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: Soltis (2006).
1b. Peduncles apically enlarged and fistulous in flower and fruit [Fig. 473]; cypsela body 25–40 mm long; involucre 25–40 mm tall in flower, becoming 40–70 mm tall in fruit; involucral bracts exceeding ray flowers in length
Show photos of: Each photo represents one species in this genus.