Notes on the asters (Asteraceae) of Edward S. Burgess Mark Allen WetterJames W. Grimes OriginalPaper Pages: 273 - 281
Two new species of Verbesina section Ochractinia (Asteraceae) from South America John Olsen BriefCommunication Pages: 282 - 284
Erigeron astranthioides (Asteraceae: Astereae), a new epappose species from western Mexico Diederik C. D. De JongGuy L. Nesom OriginalPaper Pages: 285 - 289
A cytological basis for the separation of Geropogon from Tragopogon (Compositae: Lactuceae) F. Douglas Wilson OriginalPaper Pages: 290 - 293
Type studies in the Lejeuneacea. I. Archilejeunea pabstii, Hygrolejeunea pacifica and Hygrolejeunea spongia Barbara M. Thiers OriginalPaper Pages: 294 - 298
Otto Kuntze, botanist. IV. Recent addition of specimens to the New York Botanical Garden Herbarium with other notes on Kuntze Thomas A. Zanoni OriginalPaper Pages: 299 - 299
Fruits of Wetherellia and Palaeowetherellia (?Euphorbiaceae) from Eocene sediments in Virginia and Maryland Susan J. MazerBruce H. Tiffney OriginalPaper Pages: 300 - 333
A new species of Penstemon (Scrophulariaceae) from Wyoming Robert D. Dorn BriefCommunication Pages: 334 - 335
A new species of Ipomoea (Convolvulaceae) from southwestern Mexico Andrew McDonald OriginalPaper Pages: 336 - 338
New combinations and one new variety among the genera Indigofera, Robinia, and Tephrosia (Leguminosae) Duane Isely OriginalPaper Pages: 339 - 341
The taxonomy and nomenclature of Crotalaria foliosa (Leguminosae) and related species Donald R. WindlerSteven G. Skinner OriginalPaper Pages: 342 - 345
Three new species of Parkia (Leguminosae: Mimosoideae) from tropical South America Helen C. Hopkins OriginalPaper Pages: 346 - 350
Distribution and variation of Dion edule (Zamiaceae) Paolo de LucaSergio SabatoMario Vázquez Torres OriginalPaper Pages: 355 - 362
