Author: Kloos, A.W., Jr. (et al.), 1948.:
Title: Pteridophyta, Gymnosperma. (Flora Neerlandica. Flora van Nederland.)
Description: Amsterdam: Koninklijke Nederlandsche Botanische Vereeniging. 4to, 25.7cm. Pp. 92,[2], several drawings in 44 figs., index of genera. Orig. wrs. Some thumbing to covers, contents good. - Dutch text.

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