Seed Heteromorphism in Crepis sancta (Asteraceae): Performance of Two Morphs in Different Environments

Crepis sancta is an annual composite that produces heteromorphic seeds. Peripheral achenes, named from the position they occupy within the fruiting heads, are heavier and without a pappus whereas central achenes are lighter and have a pappus. The morphological differentiation is associated with a di...

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Veröffentlicht in:	Oikos 1997-06, Vol.79 (2), p.325-332
Hauptverfasser:	Imbert, Eric, Escarré, José, Lepart, Jacques
Format:	Artikel
Sprache:	eng
Schlagworte:	Achenes Animal and plant ecology Animal, plant and microbial ecology Autoecology Biodiversity and Ecology Biological and medical sciences Biomass Bromus Crepis sancta domain_sde.be.bp Environmental Sciences Fundamental and applied biological sciences. Psychology Intraspecific competition Plant competition Plants Plants and fungi Population density Seed size Seed weight Seedlings Seeds
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