text Cape Town A.A. Balkema 1970 eng ix, 110 p. : ill. ; 24 cm. W.G. Welman FERNS SPORES SOUTH AFRICA 582.35:581.33(680) 582.35:581.33(680) WEL s 230701 20230701115131 INLIS000000000017316 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)