The genera Polygonum and Bilderdykia (Polygonaceae) in southern Africa: morphology and taxonomic value of the ocrea and fruit
Published in Bothalia, in 1989, in volume 19, issue 2, pages 175-178
Date published:1989-12-19
Published in Bothalia, in 1989, in volume 19, issue 2, pages 175-178
Date published:1989-12-19