Araliaceae. In January 1979, Dr. D.G. Frodin (UPNG) visited Kew to continue work on Schefflera. Aristolochiaceae. At L Dr. Ding Hou is continuing his FM-revision, for Aristolochia. A shortage of material from New Guinea makes itself felt. Whenever he can lay hands on seeds, he grows them and counts the chromosomes; for 2 species of the genus he succeeded.