THE RELATIONSHIP BETWEEN THE FIVE STIGMATIC CHAMBERS AND TWO OVARIES OF MILKWEED (ASCLEPIAS AMPLEXICAUUS SM.) FLOWERS: A THREE-DIMENSIONAL ASSESSMENT

REFERENCES

• Bookman , S. S. 1981 . The floral morphology of Asclepias speciosa (Asclepiadaceae) in relation to pollination and a clarification in terminology for the genus. . Am. J. Bot. , 68 : 675 – 679 .
   Web of Science ®Google Scholar
• Broyles , S. B. 1988 . Adaptive Design of the Floral Display in Poke Milkweed, Asclepias exaltata L.: Reproductive Success, Gene Flow, and Mating Behavior. Athens : University of Georgia . M.Sc. thesis
   Google Scholar
• Brown , R. 1833 . On the organs and mode of fecundation in Orchideae and Asclepiadeae. . Trans. Linn. Soc. London , 16 : 685 – 745 .
   Google Scholar
• Corry , T. H. 1883a . On the mode of development of the pollinium in Asclepias cornuti Decaisne. Trans. Linn. Soc. London, Ser. 2, Bot. 75 – 84 .
   Google Scholar
• Corry , T. H. 1883b . 173 – 207 . On the structure and development of the gynostegium and the mode of fertilization in Asclepias cornuti Decaisne (A. syriaca L.). Trans. Linn. Soc. London, Ser. 2, Bot
   Google Scholar
• Darwin , C. 1877 . The Different Forms of Flowers on Plants of the Same Species. Mmray, London.
   Google Scholar
• Delpino , F. 1865 . Relazione sull'apparecchio della fecondazione nelle Asclepiadee. Torino.
   Google Scholar
• Eisikowitch , D. , Kevan , P. G. , Fowle , S. and Thomas , K. 1987 . The significance of pollen longevity in Asclepias syriaca L. under natural conditions . Pollen Spores , 29 : 121 – 128 .
   Google Scholar
• Frye , T. C. 1901 . Development of the pollen in some Asclepiadaceae. . Bot. Gaz. , 32 : 325 – 331 .
   Google Scholar
• Frye , T. C. 1902 . A morphological study of certain Asclepiadaceae. . Bot. Gaz. , 34 : 389 – 413 .
   Google Scholar
• Galil , J. and Zeroni , M. 1965 . Nectar system of Asclepias curassavica . Bot Gaz. , 126 : 144 – 148 .
   Google Scholar
• Galil , J. and Zeroni , M. 1969 . On the organization of the pollinium in Asclepias curassavica . Bot Gaz. , 130 : 1 – 4 .
   Google Scholar
• Kephait , S. R. 1981 . Breeding systems in Asclepias incarnata L., A. syriaca L., and A. verticillata L . Am. J. Bot , 68 : 226 – 232 .
   Google Scholar
• Lynch , S. P. 1977 . The floral ecology of Asclepias solanoana Woods. . Madroño , 24 : 159 – 177 .
   Google Scholar
• Macior , L. W. 1965 . Insect adaptation and behavior in Asclepias pollination. . Bull. Torrey Bot. Club , 92 : 114 – 126 .
   Google Scholar
• Moore , R. J. 1946a . Investigations on rubber-bearing plants, m. Development of normal and aborting seeds in Asclepias syriaca L . Can. J. Res., Sect. C , 24 : 55 – 65 .
   Google Scholar
• Moore , R. J. 1946b . Investigations on rubber-bearing plants. IV. Cytogenetic studies in Asclepias (Toum.) L . Can. J. Res., Sect. C , 24 : 67 – 73 .
   Google Scholar
• Moore , R. J. 1947 . Investigations on rubber-bearing plants. V. Notes on the flower biology and pod yield of Asclepias syriaca L . Can. Field Nat. , 61 : 40 – 46 .
   Google Scholar
• O'Brien , T. P. and McCully , M. E. 1981 . The Study of Plant Structure: Principles and Selected Methods. Termarcarphi, Melbourne.
   Google Scholar
• Peterson , C. A. and Fletcher , R. A. 1973 . Lactic acid clearing and fluorescent staining for demonstration of sieve tubes. . Stain Technol. , 48 : 23 – 27 .
   PubMedGoogle Scholar
• Sage , T. L. and Webster , B. D. 1987 . Flowering and fruiting patterns of Phaseolus vulgaris L. . Bot Gaz. , 148 : 35 – 41 .
   Google Scholar
• Shannon , T. R. and Wyatt , R. 1986a . Pollen germinability of Asclepias exaltata: Effects of flower age, drying time, and pollen source. . Syst. Bot , 11 : 322 – 325 .
   Google Scholar
• Shannon , T. R. and Wyatt , R. 1986b . The reproductive biology of Asclepias exaltata . Am. J. Bot. , 73 : 11 – 20 .
   Google Scholar
• Sparrow , F. K. and Pearson , N. L. 1948 . Pollen compatibility in Asclepias syriaca . J. Agric. Res. , 77 : 187 – 199 .
   Google Scholar
• Sprengel , C. K. 1793 . Das Entdeckte Geheimniss der Natur in Bau und in der Befruchtung der Blumen. Berlin.
   Google Scholar
• Woodson , R. E. 1954 . The North American species of Asclepias L. . Ann. Mo. Bot Gard. , 41 : 1 – 211 .
   Google Scholar
• Wyatt , R. 1976 . Pollination and fruit-set in Asclepias: A reappraisal. . Am. J. Bot. , 63 : 845 – 851 .
   Web of Science ®Google Scholar
• Wyatt , R. 1978 . Experimental evidence concerning the role of the corpusculum in Asclepias pollination. . Syst. Bot , 3 : 313 – 321 .
   Web of Science ®Google Scholar
• Wyatt , R. 1981 . The reproductive biology of Asclepias tuberosa . II. Factors determining fruit-set New Phytol. , 88 : 375 – 385 .
   Google Scholar
• Wyatt , R. and Shannon , T. R. 1986 . Nectar production and pollination of Asclepias exaltata . Syst. Bot , 11 : 326 – 334 .
   Google Scholar