1966—Commentary on the phylogenesis ofTriticum and Hordeum Hans Helbaek OriginalPaper Pages: 350 - 360
Occurrence of petaloid stamens in wild carrot (Daucus carota) from Sweden Gilbert D. Mccollum OriginalPaper Pages: 361 - 367
Recovery of natural insecticides fromTephrosia vogelii. Donald K. BarnesRuben H. Freyre OriginalPaper Pages: 368 - 371
Fungal protein for food and feeds. IV. Whole sugar beets or beet pulp as a substrate William D. GrayMohamed O. Abou-El-Seoud OriginalPaper Pages: 372 - 376
A review of the origin and development of the florists’ cineraria,Senecio cruentus T. M. Barkley OriginalPaper Pages: 386 - 395
Recent advances in our knowledge of the morphology, cultivation and uses of ginseng (Panax ginseng C.A. Meyer) A. Baranov OriginalPaper Pages: 403 - 406
Achira, the edible Canna, its cultivation and use in the peruvian andes Daniel W. Gade OriginalPaper Pages: 407 - 415
Alkaloids and lipids ofIpomoea, Rivea andConvolvulus and their application to cshemotaxonomy K. GexestM. R. Sahasrabudhe OriginalPaper Pages: 416 - 428
Utilization and agronomic studies of cow cockle (Saponaria vaccaria) K. J. GoeringR. F. EslickJiun Keng OriginalPaper Pages: 429 - 433
A collection of maize from Darien, Panama Norton H. NickersonAlan P. Covich OriginalPaper Pages: 434 - 440
Bibliography of american archaeological plant remains C. Earle SmithEric O. CallenRichard A. Yarnell OriginalPaper Pages: 446 - 460