Robinson, Harold Ernest, 1932. A palynological study of the liabeae (asteraceae) / Harold Robinson and Clodomiro Marticorena. - City of Washington : Smithsonian Institution Press, 1986. - 50 p. : ill. ; 26 cm. - Smithsonian contributions to botany ; no. 64. . Subjects--Topical Terms: Compositae--Pollen--Morphology--AtlasesCompositae--Classification.Palynotazonomy.