作者: W.B.K. Holmes
DOI: 10.1080/03115518708618987
关键词:
摘要: The genus Umkomasia Thomas is emended to include the corystosperm ovulate inflorescent genera Pilophorosperma and Karibacarpon Lacey. Three new species of large inflorescences are described illustrated: polycarpa sp. nov. from Esk Formation Queensland U. distans sessilis Basin Creek New South Wales.