Pollen morphology of North American Coreopsis (Compositae — Heliantheae)

References

• Carlquist , S. 1957 . The genus Fitchia (Compositae) . Univ. Calif. Publ. Bot. , 29 : 1 – 144 .
   Google Scholar
• Crawford , D. J. 1970 . Systematic Studies on Mexican Coreopsis (Compositae). Coreopsis mutica: flavonoid chemistry, chromosome numbers, morphology, and hybridization . Brittonia , 22 : 93 – 111 .
   Web of Science ®Google Scholar
• Crawford , D. J. 1971 . Systematics of the Coreopsis petrophiloides-lucida-teotepensis complex . Am. J. Bot. , 58 : 361 – 367 .
   Google Scholar
• Crawford , D. J. 1976 . Taxonomy of Coreopsis Sect. Pseudoagarista (Compositae) in Mexico with additional comments on sectional relationships in mexican Coreopsis . Brittonia , 28 : 329 – 336 .
   Google Scholar
• Crawford , D. J. 1982 . Chromosome numbers and taxonomic notes for Mexican Coreopsis, sections Electra and Pseudoagarista (Compositae: Heliantheae) . Brittonia , 34 : 384 – 387 .
   Google Scholar
• Crawford , D. J. , Palmer , J. D. and Kobayashi , M. 1992 . “ Chloroplast DNA Restiction Site Variation and the Evolution of the Annual Habit in North American Coreopsis (Asteraceae) ” . In Molecular Systematics of Plants , Edited by: Soltis , P. S. , Soltis , D. E. and Doyle , J. J. 280 – 294 . New York London : Chapman & Hall .
   Google Scholar
• El-Ghazaly , G. 1980 . Palynology of Hypochoeridinae and Scolyminae (Compositae) , Stockholm : Lund Bot. Soc. & NFR . Opera Bot. 58
   Google Scholar
• Erdtman , G. 1971 . Pollen Morphology and Plant Taxonomy, Angiosperms , New York : Hafner .
   Google Scholar
• Felippe , G. M. and Salado-Labouriau , M. L. 1964 . Pollen grains of plants of the “Cerrado”, VI. Compositae - Tribus Heliantheae . An. Acad. Bras. Cienc , 36 : 85 – 101 .
   Google Scholar
• Ganders , F. R. and Nagata , K. M. 1984 . “ The role of hybridization in the evolution of Bidens on the Hawiian islands ” . In Plant Biosystematics , Edited by: Grant , W. F. 179 – 194 . Don Mills, , Canada : Academic Press .
   Google Scholar
• Gillett , G. W. and Lim , E. K. S. 1970 . An experimental study of the genus Bidens in the Hawaiian Islands . Univ. Calif. Publ. Bot. , 56 : 1 – 32 .
   Google Scholar
• Heslop-Harrison , J. 1969 . Scanning electron microscope observations on the wall of pollen grains of Cosmos bipinnatus (Compositae) . Proc. Eng. Sterescan Colloq. Wis. , : 86 – 89 .
   Google Scholar
• Jones , S. B. 1970 . Scanning electron microscopy of pollen as an aid to the systematics of Vernoonia (Compositae) . Bull. Torr. Bot. Club , 97 : 325 – 335 .
   Web of Science ®Google Scholar
• Mesfin , T. 1984 . The genus Bidens (Compositae) in NE tropical Africa . Acta Univ. Ups. Symb. Bot. Upsal. , 24 ( 1 ) VIII + 138 pp. Uppsala
   Google Scholar
• Mesfin , T. 1986 . The Morphological basis for the inclusion of African species of Coreopsis L. in Bidens L. (Compositas Heliantheae) . Acta Univ. Ups. Symb. Bot. Upsal. , 26 ( 2 ) : 189 – 203 .
   Google Scholar
• Mesfin , T. 1993 . An account of Bidens (Compositae: Heliantheae) for Africa . Kew Bull. , 48 : 437 – 516 .
   Google Scholar
• Punt , W. , Blackmore , S. , Nilsson , S. and Le Thomas , A. 1994 . Glossary of Pollen and Spore Terminology , Utrecht : LPP Foundation . LPP Contrib. Ser 1
   Google Scholar
• Sherff , E. E. 1936 . Revision of the genus Coreopsis: Field Mus . Nat. Hist. (Bot.) , 11 : 279 – 475 .
   Google Scholar
• Sherff , E. E. 1937 . The genus Bidens, I & II . Field Mus. Nat. Hist. (Bot.) , 16 : 1 – 709 .
   Google Scholar
• Skvarla , J. J. and Turner , B. L. 1966 . Systematic implications from electron microscopic studies of Compositae a review . Ann. Mo. Bot. Gard. , 53 : 220 – 256 .
   Google Scholar
• Skvarla , J. J. , Turner , B. L. , Patel , V. C. and Tomb , A. S. 1977 . “ Pollen morphology in the Compositae and in morphologically related families ” . In The Biology and Chemistry of the Compositae , Edited by: Heywood , V. H. , Harbourne , J. B. and Turner , B. L. 141 – 265 . London : Academic Press .
   Google Scholar
• Smith , E. B. 1976 . A biosystematic survey of Coreopsis in eastern United States and Canada . Sida , 6 : 123 – 215 .
   Google Scholar
• Stix , E. 1960 . Pollenmorphologische untersuchungen an Compositen . Grana Palynol. , 2 : 41 – 104 .
   Google Scholar
• Tomb , A. S. 1977 . “ Lactuceae systematic review ” . In Biology and Chemistry of the Compositae , Edited by: Heywood , V. H. , Harbourne , J. B. and Turner , B. L. 1067 – 1079 . London : Academic Press .
   Google Scholar
• Tomb , A. , Larson , D. A. and Skvarla , J. J. 1974 . Pollen morphology and detailed structure of family Compositae, Tribe Cichorieae, I. Subtribe Stephanomeriinae . Am. J. Bot. , 61 : 486 – 498 .
   Web of Science ®Google Scholar
• Wells , J. R. 1971 . Variations in Polymnia pollen . Am. J. Bot. , 58 : 124 – 130 .
   Web of Science ®Google Scholar