Jacquinia pauciflora (Theophrastaceae), a new species from Puerto Rico Bertil StÅhlFranklin S. Axelrod Articles Pages: 1 - 4
Two new species of Aristolochia (Aristolochiaceae) from Brazil and Peru FAvio González Articles Pages: 5 - 10
John J. Wurdack Festschrift. Edited by L. J. Dorr & B. Sergios D. BioLlania, Thomas A. Zanoni Book Review Pages: 18 - 18
Two notable new species of Cissus (Vitaceae) from South America Julio Antonio Lombardi Articles Pages: 19 - 22
A revision of the Muhlenbergia montana (Nutt.) Hitchc. complex (Poaceae: Chloridoideae) Yolanda Herrera-Arrieta Articles Pages: 23 - 50
Dilleniaceae Novae Neotropicae VIII. Two new species of Davilla from Brazil Gerardo A. Aymard C. Articles Pages: 51 - 55
Plant alkaloids: A guide to their discovery and distribution. By Robert F. Raffauf Michael Nee Book Review Pages: 55 - 55
Peperomia gracieana (Piperaceae), a new species from French Guiana A. R. A. Görts-van Rijn Articles Pages: 56 - 58
Andreadoxa flava (Rutaceae, Cuspariinae): a new genus and species from Bahia, Brazil Jacquelyn A. Kallunki Articles Pages: 59 - 62
A reexamination of North American Satureja s.l. (Lamiaceae) in light of molecular evidence Philip D. CantinoSteven J. Wagstaff Articles Pages: 63 - 70
Three new species of Dasylirion (Nolinaceae) from Mexico and a clarification of the D. longissimum complex David J. Bogler Articles Pages: 71 - 86
The family Schisandraceae: a new record for the flora of Mexico José L. PaneroPatricia Dávila Aranda Articles Pages: 87 - 90
The micromorphologies of seed coats and petal trichomes of the taxa of Viola subsect. Boreali-Americanae (Violaceae) and their utility in discerning orthospecies from hybrids Nir L. Gil-Ad Articles Pages: 91 - 121
A new species of Sanicula L. (Umbelliferae/Apiaceae) endemic to Baja California, Mexico Pablo VargasLincoln ConstanceBruce G. Baldwin Articles Pages: 122 - 126
Index to American Botanical Literature William R. BuckKevin IndoeThomas A. Zanoni Announcement Pages: 129 - 154