Persicaria maculosa Gray (Redshank) is a distinct species which can be distinguished from all forms of P. lapathifolia (L.) Delarbe (Pale Persicaria) based on the outer tepal veins. The recording and identification these two taxa clouded by colour variation (especially in latter species) due to varied treatments different works or Floras. This article describes ways separate gives details vario...

Within the framework of a taxonomic revision subfamily Urgineoideae based on morphological, genetic and phytogeographic data covering numerous samples from its whole range distribution, we here describe new genus species Pella se Berge in northwestern South Africa. Triandra gen. nov. is easily characterized by absence stamens associated with outer tepal whorl, therefore having only three per fl...