2008 Volume 3 Issue 1 Pages 7-10
The chromosome numbers of four species of Ochrosia sensu lato (Apocynaceae) were reported: those of Neisosperma glomerata (2n=22) and Neisosperma citrodora (2n=23) were documented here for the first time, while those of Neisosperma oppositifolia (2n=22) and Ochrosia coccinea (2n=22) verified the previous counts.