Volume 18, Issue 1 (1999)
This issue of Volume 18 was published 9th June, 1999.Front Matter
Articles
The palms (Arecaceae) of Sonora, Mexico
Richard S. Felger and Elaine Joyal
A floristic study of Sugarloaf Ridge State Park, Sonoma County, California
Frederica S. Bowcutt
Wood anatomy of Agdestis (Caryophyllales): systematic position and nature of successive cambia
Sherwin Carlquist
Wood and bark anatomy of Schisandraceae: implications for phylogeny, habit, and vessel evolution
Sherwin Carlquist
An expanded circumscription of Bouteloua (Gramineae: Choridoideae): new combinations and names
J. Travis Columbus
Glume absence in the Orcuttieae (Gramineae: Chloridoideae) and a hypothisis of intratribal relationships
Eric H. Roalson