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General morphology of a 3-year-old branch of (A) Lepidium subulatum and a 2-year-old branch of (B) Linum suffruticosum on 12 and 5 May 2003, respectively. vlb0, vlb1 and vlb2: vegetative long branches from 2003, 2002 and 2001, respectively; rlb0, rlb1: reproductive long branches from 2003 and 2002, respectively; sb0, sb1: short branches from 2003 and 2002, respectively. Scale bar = 5 cm.
