What’s a dichotomous key?
Help
Arabidopsis
See list of 2 species in this genus-
1a. Siliques (15–) 20–40 (–45) ×0.8–1 mm, flat; petals (4–) 6–8 (–10) mm long; seeds 0.8–1.4 mm long; native biennial or perennial plants of cliffs, outcrops, and rocky slopes
-
1b. Siliques (8–) 10–15 (–18) ×0.5–0.8 mm, ± terete in cross-section; petals 2–3.5 (–4) mm long; seeds 0.3–0.5 mm long; non-native annuals of disturbed soil
Show photos of:
Each photo represents one species in this genus.