NEW SPECIES OF THE GENUS CALOSTOMA
美口菌属的新种

Two new species of the genus Calostoma., C. singaporense Fan et Liu and C. brooklei Fan et Liu are described and illustrated in this paper. The former was collected from Singapore by R.E. Holttum in 1925, and the latter was collected from Malaysia by W.A. Brooke in 1954 and by F.T. Brooke in 1914. Type specimens are deposited in the Herbarium of the Royal Botanic Gardens, Kew, England.