1. Análisis cladístico del género Pachycereus (Cactaceae) con caracteres morfológicos

   • Salvador Arias
   • Teresa Terrazas

   Phylogenetics Pages: 197 - 216

2. Surface structure and anatomical aspects of Chinese brake fern (Pteris vittata; Pteridaceae)

   • Bhaskar Bondada
   • Cong Tu
   • Lena Ma

   Structural Botany Pages: 217 - 228

3. The Cyatheaceae and Dicksoniaceae (Pteridophyta) of Bolivia

   • Marcus Lehnert

   Taxonomy Pages: 229 - 244

4. How many species of Spirotheca (Malvaceae s.l., Bombacoideae)?

   • Peter E. Gibbs
   • William S. Alverson

   Taxonomy Pages: 245 - 258

5. A new species of Govenia (Orchidaceae) from Chiapas, Mexico

   • Javier Garcia-Cruz
   • Victoria Sosa

   Taxonomy Pages: 259 - 263

6. New records of Eleocharis obtusetrigona (Cyperaceae) from Central and South America

   • David J. Rosen
   • Stephan L. Hatch

   Taxonomy Pages: 264 - 266

7. A new species of Alstroemeria (Alstroemeriaceae) from Pará, Brazil

   • Marta Camargo de Assis

   Taxonomy Pages: 267 - 269

8. Two new species of Ophiocaryon (Sabiaceae) from South America

   • Gerardo A. Aymard C.
   • Douglas C. Daly

   Taxonomy Pages: 270 - 276

9. A new species of Hasseltia (Salicaceae) from Costa Rica and Panama

   • Mac H. Alford

   Taxonomy Pages: 277 - 284

10. Senecio chipauquilensis (Asteraceae, Senecioneae), a new species from the Meseta de Somuncurá (Patagonia), Argentina

    • Héctor O. Troiani
    • Pedro E. Steibel

    Taxonomy Pages: 285 - 287

11. Cien plantas silvestres del Páramo (One hundred wild plants from the páramo), Parque Nacional Cajas, Cuenca, Ecuador

    • James L. Luteyn

    Book Review Pages: 288 - 288

12. Vines and Climbing Plants of Puerto Rico and the Virgin Islands

    • Lawrence M. Kelly

    Book Review Pages: 288 - 289