Taxonomy and morphology of a new species of Hypocrea on Marasmius Susan T. CareyClark T. Rogerson OriginalPaper Pages: 381 - 389
Comparison of numerical taxonomic methods used to estimate flavonoid similarities in the Limnanthaceae William H. Parker OriginalPaper Pages: 390 - 399
Notes on Neotropical Vaccinieae (Ericaceae). III. New and noteworthy species from Mexico and Central America James L. Luteyn OriginalPaper Pages: 400 - 406
A New Species of Pterandra (Malpighiaceae) from the Guayana Highland William R. Anderson OriginalPaper Pages: 407 - 409
Announcing a major publication in environmental science: Extinction is forever Announcement Pages: 409 - 409
A new species of Jubelina (Malpighiaceae) from Central America William R. Anderson OriginalPaper Pages: 410 - 412
The Central American species of Centaurium (Gentianaceae) C. Rose Beoome OriginalPaper Pages: 413 - 426
Goodmania (Polygonaceae), a new genus from California James L. RevealBarbara J. Ertter OriginalPaper Pages: 427 - 429
Two new species of Cassia Subgen. Senna (Leguminosae: Caesalpinioideae) H. S. IrwinR. C. Baeneby OriginalPaper Pages: 430 - 434
Nomenclatural Notes on Cassia Linnaeus (Leguminosae: Caesalpinioideae) Howard S. IrwinRupert C. Barneby OriginalPaper Pages: 435 - 442
Zanthoxylum (Rutaceae) in North America North of Mexico Duncan M. Porter OriginalPaper Pages: 443 - 447
Hedyotis ouachitana (Rubiaceae): A new species from the Ouachita Mountains of Arkansas and Oklahoma Edwin B. Smith OriginalPaper Pages: 453 - 459