A revision of ther English Weealden flora, I Charales-Ginkgoales
Published in Bulletin of the British Museum (Natural History). Geology., in 1969, in volume 17, issue 5, pages 207-254
Date published:1969-01-21
Published in Bulletin of the British Museum (Natural History). Geology., in 1969, in volume 17, issue 5, pages 207-254
Date published:1969-01-21