Abstract
A revision of the genusDimorphocalyx Thw. (Euphorbiaceae) for India and adjoining countries is presented. Three species and two varieties are recognised.Dimorphocalyx beddomei (Benth.) Airy Shaw is endemic to south India.Dimorphocalyx lawianus Hook. f., endemic to south India is reduced to a variety ofDimorphocalyx glabellus Thw.Dimorphocalyx dilipianus Balakr. and T Chakrab. is reduced to a synonym ofDimorphocalyx balakrishnanii T Chakrab. and Premanath, endemic to Andaman Islands. Keys to the taxa, taxonomic descriptions and illustrations are presented.
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References
Airy-Shaw H K 1969 Notes on Malesian and other Asiatic Euphorbiaceae CXVI, Notes onTritaxis Baill. andDimorphocalyx Thw.;Kew Bull. 23 123–126
Airy-Shaw H K 1972 Notes on Malesian and other Asiatic Euphorbiaceae CLXVII, Notes onDimorphocalyx Thw.;Kew Bull. 27 92–93
Airy-Shaw H K 1973A dictionary of the flowering plants and ferns 8th edition (Cambridge: University Press)
Balakrishnan N P and Chakrabarty T 1983 The second newDimorphocalyx Thw. (Euphorbiaceae) from Andaman Islands;J. Econ. Tax. Bot. 4 1017–1019
Bentham G 1878 Notes on Euphorbiaceae;J. Linn. Soc. Bot. 17 185–267
Bentham G 1880Genera Plantarum (London) 3 301
Chakrabarty T and Premanath K 1983 A new species ofDimorphocalyx Thw. (Euphorbiaceae) from Andaman Islands;J. Econ. Tax. Bot. 4 1013–1014
Henry A N, Chandrabose M and Chandrasekaran V 1982 On the rediscovery ofTritaxis beddomei Benth. (Euphorbiaceae) and its correct taxonomic placement;Indian J. For. 5 248–250
Hooker J D 1887The flora of British India (London: L Reeve and Co.)5 403–404
Mueller-Argoviensis J 1865Euphorbiaceae Vorlaifige Mittheilungen aus dem fur De Candolle's Prodromus bestimmt in Manuskript uber diese Familie;Linnaea 34 1–224
Nair N C and Bhargavan P 1981Dimorphocalyx glabellatus Thw. (Euphorbiaceae) andOctotropis travancorica Bedd. (Rubiaceae)—Two rare and little known plants from India;Indian J. For. 4 158
Nimmo 1839A catalogue of plants growing in Bombay and its vicinity (Bombay)
Pax F 1890Die naturlichen Pflanzenfamilien III5 (Leipzig and Berlin) p 96
Pax F and Hoffmann K 1924Das Pflanzenreich IV. 147. XVI (Euph.-Addit. vii) heft85 (Berlin) p 190
Punt W 1962 Pollen morphology of the Euphorbiaceae with special reference to taxonomy;Wentia 7 1–116
Thwaites G H K 1864Enumeratio plantarum Zeylaniae (London)
Webster G L 1975 Conspectus of a new classification of the Euphorbiaceae;Taxon 24 593–601
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Chakrabarty, T., Balakrishnan, N.P. GenusDimorphocalyx Thw. (Euphorbiaceae) in India. Proc. Indian Acad. Sci. 100, 285–299 (1990). https://doi.org/10.1007/BF03053452
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DOI: https://doi.org/10.1007/BF03053452