Patterns of intraspecific variation in angiosperms R. Ornduff OriginalPaper 01 July 1966 Pages: 193 - 193
Taxonomic implications of variation in chromatographic pattern components Bert G. Brehm OriginalPaper 01 July 1966 Pages: 194 - 202
Toward a more useful taxonomy for chromosomal races T. Mosquin OriginalPaper 01 July 1966 Pages: 203 - 214
Erratum to: A new taxonomy for Epilobium angustifolium L. (onagraceae) Theodore Mosquin Erratum 01 July 1966 Pages: 214 - 214
Comparative studies of photosynthesis and respiration in ecological races Olle Björkman OriginalPaper 01 July 1966 Pages: 214 - 224
A synopsis of relationships in montioideae (portulacaceae) John R. Swanson OriginalPaper 01 July 1966 Pages: 229 - 241
Two new species of triphora (orchidaceae) from Florida Carlyle A. Luer OriginalPaper 01 July 1966 Pages: 241 - 243
A descriptive key to the species of Satureja indigenous to North America Carl EplingCarlos Játiva OriginalPaper 01 July 1966 Pages: 244 - 248
X Elyhordeum Iowense, a new intergeneric hybrid in the triticeae Richard W. Pohl OriginalPaper 01 July 1966 Pages: 250 - 255
Supplementary notes on American Labiatae. IX Carl EplingCarlos Játiva OriginalPaper 01 July 1966 Pages: 255 - 265
New plants from South Mexico and Guatemala Louis O. Williams OriginalPaper 01 July 1966 Pages: 265 - 267
Acacia caffra (thunb.) Willd. with particular reference to Natal, South Africa J. H. RossKathleen D. Gordon-Gray OriginalPaper 01 July 1966 Pages: 267 - 281
Tridax venezuelensis, comments on a newly described species A. M. Powell Announcement 01 July 1966 Pages: 284 - 284
