What’s a dichotomous key?
Help
Panax
See list of 2 species in this genus-
1a. Leaflets mostly 6–15 cm long, with long petiolules, acuminate at the apex; plants 2–6 dm tall, in anthesis in July; flowers mostly bisexual; drupe red; root elongate and fusiform
-
1b. Leaflets mostly 4–8 cm long, sessile or nearly so, obtuse to acute at the apex; plants 1–2 dm tall, in anthesis from late May through mid-June; flowers often unisexual and staminate; drupe yellow; root globular
Show photos of:
Each photo represents one species in this genus.