GenusDimorphocalyx Thw. (Euphorbiaceae) in India

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.

This is a preview of subscription content, access via your institution.

References

  1. Airy-Shaw H K 1969 Notes on Malesian and other Asiatic Euphorbiaceae CXVI, Notes onTritaxis Baill. andDimorphocalyx Thw.;Kew Bull. 23 123–126

    Google Scholar 

  2. Airy-Shaw H K 1972 Notes on Malesian and other Asiatic Euphorbiaceae CLXVII, Notes onDimorphocalyx Thw.;Kew Bull. 27 92–93

    Google Scholar 

  3. Airy-Shaw H K 1973A dictionary of the flowering plants and ferns 8th edition (Cambridge: University Press)

    Google Scholar 

  4. Balakrishnan N P and Chakrabarty T 1983 The second newDimorphocalyx Thw. (Euphorbiaceae) from Andaman Islands;J. Econ. Tax. Bot. 4 1017–1019

    Google Scholar 

  5. Bentham G 1878 Notes on Euphorbiaceae;J. Linn. Soc. Bot. 17 185–267

    Google Scholar 

  6. Bentham G 1880Genera Plantarum (London) 3 301

    Google Scholar 

  7. Chakrabarty T and Premanath K 1983 A new species ofDimorphocalyx Thw. (Euphorbiaceae) from Andaman Islands;J. Econ. Tax. Bot. 4 1013–1014

    Google Scholar 

  8. 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

    Google Scholar 

  9. Hooker J D 1887The flora of British India (London: L Reeve and Co.)5 403–404

    Google Scholar 

  10. Mueller-Argoviensis J 1865Euphorbiaceae Vorlaifige Mittheilungen aus dem fur De Candolle's Prodromus bestimmt in Manuskript uber diese Familie;Linnaea 34 1–224

    Google Scholar 

  11. 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

    Google Scholar 

  12. Nimmo 1839A catalogue of plants growing in Bombay and its vicinity (Bombay)

  13. Pax F 1890Die naturlichen Pflanzenfamilien III5 (Leipzig and Berlin) p 96

    Google Scholar 

  14. Pax F and Hoffmann K 1924Das Pflanzenreich IV. 147. XVI (Euph.-Addit. vii) heft85 (Berlin) p 190

    Google Scholar 

  15. Punt W 1962 Pollen morphology of the Euphorbiaceae with special reference to taxonomy;Wentia 7 1–116

    Google Scholar 

  16. Thwaites G H K 1864Enumeratio plantarum Zeylaniae (London)

  17. Webster G L 1975 Conspectus of a new classification of the Euphorbiaceae;Taxon 24 593–601

    Article  Google Scholar 

Download references

Author information

Affiliations

Authors

Corresponding author

Correspondence to T Chakrabarty.

Rights and permissions

Reprints and Permissions

About this article

Cite this article

Chakrabarty, T., Balakrishnan, N.P. GenusDimorphocalyx Thw. (Euphorbiaceae) in India. Proc. Indian Acad. Sci. (Plant Sci.) 100, 285–299 (1990). https://doi.org/10.1007/BF03053452

Download citation

Keywords

  • Euphorbiaceae
  • Dimorphocalyx