A biosystematic study of Pacific Northwestern blue-eyed grasses (Sisyrinchium, Iridaceae) Douglass M. Henderson OriginalPaper Pages: 149 - 176
Flavonoid systematics of the genus Perideridia (Umbelliferae) David E. GiannasiTsan Iang Chuang OriginalPaper Pages: 177 - 194
Four new species Of Mexican Castilleja (subgenus Castilleja, Scrophulariaceae) and their relatives Noel H. Holmgren OriginalPaper Pages: 195 - 208
Two new species and a new combination in Frantzia (Cucurbitaceae) Richard P. Wunderlin OriginalPaper Pages: 239 - 244
Dedeckera (Polygonaceae), a new genus from California James L. RevealJohn Thomas Howell OriginalPaper Pages: 245 - 251
A new species of Torulinium (Cyperaceae) from the Bahama Islands Tetsuo Koyama OriginalPaper Pages: 252 - 254
Sphaeromeria, a genus closer to Artemisia than to Tanacetum (Asteraceae: Anthemideae) Arthur H. HolmgrenLeila M. ShultzTimothy K. Lowrey OriginalPaper Pages: 255 - 262
A new species of Erigeron (Asteraceae) and its relatives in southwestern Utah Guy L. Nesom OriginalPaper Pages: 263 - 272
