Definission: Of plant duration, a plant whose life span ends within one year after germination, e.g. a winter annual germinating in the autumn and flowering in the spring (esp. in Mediterranean climates), approximately synonymous to therophyte, c.f. biennial, ephemeral, perennial, c.f. also of flowering with respect to architecture, hapaxanthic, monocarpic, pleonanthic.
Definission: Plant development by producing two or more stems. Examples: roundleaf dogwood (Cornus rugosa) and red huckleberry (Vaccinium parvifolium).
