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specimen, apparently the only material known. It is quite obvious that small, reduced stigmas and rudimentary ovaries of male M. laotica were compared with the “normal” stigmas and ovaries of female M. capillaris.


This work was supported by the TRF/BIOTEC Special Program for Biodiversity Research and Training grant BRT R_151008. We are grateful to the heads of the visited National Parks for their generous help and assistance. The first author wishes to thank the Forest Herbarium (BKF) for providing working facilities; his visit to the Royal Botanic Garden Edinburgh (herbarium E) has been made possible by a SYNTHESYS grant (GB-TAF 3648). Mr. Thamarat Phutthai kindly providing photographs of Clarkella.


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