Systematic Botany

What We Do (and Don't) Know about Ferns: Dryopteris (Dryopteridaceae) as a Case Study

EB Sessa, LB Zhang, H Väre, A Juslén

Index: Brack; Schinz Helvetica Chimica Acta, 1951 , vol. 34, p. 2009,2012

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Abstract

... His classification was a break- through and has been adopted and discussed widely (eg Lu 1990a ... have been treated in most floras as subspecies of D. villarii (Bellardi) Schinz & Thell. ... Before Roux, Pichi-Sermolli was active in Africa (Pichi-Sermolli 1951, 1977, 1984, 1985), and ...