Series volume
Stafleu, F.A. & Cowan, R.S.
1988. Taxonomic literature. A selective guide to botanical publications and collections with dates, commentaries and types, Second edition, Volume VII: W-Z. Regnum vegetabile 116, Bohn, Scheltema & Holkema, Utrecht/Antwerpen / dr. W. Junk b.v., Publishers, The Hague/Boston: [I]-LVI, 1-653.
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