What’s a dichotomous key? Get 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: Pringle (2005).
1b. Pedicels and sepals not glandular-puberulent [Fig. 560]; leaf blades not clasping (basal leaves clasping in G. elegans); apical portion of stems glabrous (sometimes the stems pubescent with eglandular or glandular hairs, but then the hairs usually confined to the basal half)
2b. Stout annuals or perennials with glaucous stems 2–10 dm tall; leaves lanceolate, (1–) 2–16 mm wide; capsule spherical
Show photos of: Each photo represents one species in this genus.