Title
A quantitative analysis of pollen variation in two southern California perennial Helianthus (Heliantheae: Asteraceae)
By
Porter, J. Mark
Fraga, Naomi Suzanne
Original Publication
Crossosoma
Published by
Claremont, CA, Southern California Botanists, Rancho Santa Ana Botanic Garden,
Rights Status
In copyright. Digitized with the permission of the rights holder.
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