Pollen: Ovule ratio and its relationship with other reproductive traits in some Passiflora species (Passifloraceae)

The pollen/ovule (P/O) ratio has been used as predictor of the reproductive system of angiosperms (lowest P/O values correspond to obligate autogamous species while the highest correlate with obligate xenogamous species) but it does not keep for all the taxa. The relation of P/O index with pollen an...

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Autores principales: García, M.T.A., Miguez, M.B., Gottsberger, G.
Formato: JOUR
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Acceso en línea:http://hdl.handle.net/20.500.12110/paper_02111322_v71_n2_p_Garcia
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