by Symposium on the Biology of Artemisia and Chrysothamnus (1984 Provo, Utah)
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Proceedings--Symposium on the Biology of...
Proceedings
Flowering plants
The harvesting and storage of dahlias
Contribution à l'étude des Composées
Propagation of the dahlia
De Gaillardia, genere Synantherearum, te...
Flora of Guatemala