text Waltham Chronica Botanica 1949 Ind xx, 188 p.: ill.; 25 cm. xx, 188 p.: ill.; 25 cm. Bibl. : p. 169-174.-- Index : p. 177-188 HOWES, F.N. GUMS RESINS 668.4 668.4HOWv INLIS000000000010404 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)