ANNALS OF THE MISSOURI BOTANICAL GARDEN
Volume 91, Number 3, 2004
Pollination Ecology of Gaura and Calylophus (Onagraceae,
Tribe Onagreae) in Western Teocas, U.S.A.
Richard R. Clinebellll, Angela Crowe, David R Gregory & Peter C. Boch 369
A Systematic Overview of Frankeniaceae and Tamaricaceae
from Nuclear rDNA and Plastid Sequence Data
John F. Gaskin, Farrokh Ghahremani-nejad, Dao-yuan Zhang & Jason R Londo 401
Revision of the Madagascan Endemic Stapelianthus (A~cynaceae)
Based on Molecular and Morphological Characters
P. V. Bruyns & C. Klak 410
Phylogeny and Evolution of Symbolanthus and Wurdackanthus
(Gentianaceae-Helieae) in the Guayana Highlandsiand Andes,
Based on Ribosomal5S-NTS sequences
Katherine R. Gould & Lena Struwe 438
VIII International Aroid Conference, Missouri Botanical Garden,
St. Louis, 9-11 August 1999 Introduction ,
Thomas B. Croat 447
Synopsis of the Genus Spathiphyllum (Araceae) in Colombia
Felipe Cardona 448
Araceae from Central Brazil: Comments on Their Diversity
and BiogeographyEduardo G. GonflJives 457
Progress in Ornamental Aroid Breeding Research
R. J. Benny, D. J. Norman & J. Chen 464