Volume 13, Issue 2 (1992)
This issue of Volume 13 was published 24th January, 1992.Front Matter
Articles
Wood, Bark, and Pith Anatomy of Old World Species of Ephedra and Summary for the Genus
Sherwin Carlquist
Endemism in the Vascular Flora of the Juan Fernandez Islands
Tod F. Stuessy, Clodomiro Marticorena, Roberto Rodriguez R., Daniel J. Crawford, and Mario Silva O.
Wood Anatomy of Lamiaceae. A Survey, with Comments on Vascular and Vasicentric Tracheids
Sherwin Carlquist
Petiolar Anatomy of North American Astragalus Species (Fabaceae) with Persistent Petioles
Thomas Engel
Pogogyne Floribunda (Lamiaceae), A New Species from the Great Basin in Northeastern California
James D. Jokerst
Cupulomyces, A New Genus of Laboulbeniales (Asomycetes) Based on Stigmatomyces Lasiochili
Richard K. Benjamin
An Updated Phylogenetic Classification of the Flowering Plants
Robert F. Thorne
Abnormal Cones in Cupressus Sempervirens
Simcha Lev-Yadun
Plant Species Disjunctions
Daniel J. Crawford, Nam Sook Lee, and Tod F. Stuessy