Figure 1. Life cycle of Arabidopsis thaliana.
(A) A. thaliana of the accession Columbia (Col) at different stages of its life cycle, from seed (bottom left) to seedling (11 days), to vegetative growth (39 days), and to reproductive growth (45 days). Photographs of (B) a flower, (C) a pollen grain (scanning electron micrograph), and (D) mature siliques (seed pods; left: closed; right: open with a few remaining unshattered seeds) at higher magnification. Image credits: B and C, Maria Bernal and Peter Huijser; other photographs, Ines Kubigsteltig and Klaus Hagemann.