Achene dimorphism in Bidens pilosa L. (Asteraceae) as determined by germination test

The germination of achenes of Bidens pilosa L. was analyzed during the life span of the mother plant. Decrease in the range of achene size was monitored until the senescence of the mother plant when the shortest achenes were harvested. The analysis of the germination percentage confirmed the presenc...

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Bibliographic Details
Main Authors: Adriana Amaral, Massanori Takaki
Format: Article
Language:English
Published: Instituto de Tecnologia do Paraná (Tecpar) 1998-06-01
Series:Brazilian Archives of Biology and Technology
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89131998000100002