| Abstract: | Moore R. J. (Can. Dept. Agric, Plant Res. Inst., Ottawa, Ont.) Cyto-taxonomic notes on Buddleia. Amer. Jour. Bot. 47(6): 511–517. 1960.—Chromosome numbers of 29 taxa of Buddleia are reported; those of the following species are reported for the first time: B. crispa 2n=38, B. delavayi 2n=ca. 114, B. grandiflora 2n=38, B. nivea var. yunnanensis 2n=ca. 228, B. paniculata 2n=38, B. pterocaulis, 2n=ca. 228, and the artificial hybrids B. globosa × B. davidii 2n=76, B. caryopteridifolia × B. alternifolia 2n=38, Nicodemia madagascariensis × B. asiatica 2n=38. Notes on the taxonomy and nomenclature of the species are included. The evolution of the Buddleia inflorescence is briefly discussed and some natural species groups within the Asiatic species are suggested. |
