The anatomy of Welwitschia mirabilis, Hook., in the seedling and adult states
Subtitle: forming report no. 2 of the Percy Sladen Memorial Expedition to South-West Africa, 1908-1909
By: by M.G. Sykes ; communicated by H.H.W. Pearson ; read 21 April, 1910.
Contributors: Pearson, Henry Harold Welch, 1870-1916.
Series: Landmarks of science II
Publisher: The Society
Published: 1904
Place of publication: London
Language: eng
Format: Microform
Number of pages: 354
Subjects: Gnetaceae -- Namibia.; Plants -- Development.; Scientific expeditions -- Namibia.
Notes: Includes bibliographical references (p. 351).

Microfiche. New York, N.Y. Readex Microprint Corporation, [1985?] (Landmarks II)

In Transactions of the Linnean Society of London. Botany, ser. 2, v. 7 (1904-1913), p. 327-354.