1. Guinea yams the botany, ethnobotany, use and possible future of yams in West Africa

   • Edward S. Ayensu
   • D. G. Coursey

   OriginalPaper Pages: 301 - 318

2. Texas mahonia—a neglected economic plant

   • Herbert K. Durand

   OriginalPaper Pages: 319 - 325

3. The wild progenitor and the place of origin of the cultivated lentil:Lens culinaris

   • Daniel Zohary

   OriginalPaper Pages: 326 - 332

4. Diospyros melanoxylon, a bread-winner tree of India

   • J. S. Rathore

   OriginalPaper Pages: 333 - 339

5. Datura fastuosa: Its use in tsonga girls’ initiation

   • Thomas F. Johnston

   OriginalPaper Pages: 340 - 351

6. The area of origin ofManihot esculenta as a crop plant—a review of the evidence

   • Barbara S. Renvoize

   OriginalPaper Pages: 352 - 360

7. Utilisation of saline-alkali soils for agro-industry without prior reclamation—III. tuberose.

   • L. B. Singh

   OriginalPaper Pages: 361 - 363

8. Chemistry of the aroids I.Dieffenbachia seguine, amoena andpicta

   • W. G. Walter
   • P. N. Khanna

   OriginalPaper Pages: 364 - 372

9. A sweet exudate ofHammada: Another source of manna in sinai

   • Avionoam Danin

   OriginalPaper Pages: 373 - 375

10. Raishan (Digitaria sp.)—a minor millet of the Khasi Hills, India

    • H. B. Singh
    • R. K. Arora

    OriginalPaper Pages: 376 - 380

11. Origin and genetic improvement of indian cauliflower

    • Vishnu Swarup
    • S. S. Chatterjee

    OriginalPaper Pages: 381 - 393

12. Notice

    Announcement Pages: 394 - 394

13. Book reviews

    • Bernard Lowy
    • J.F.M.
    • J.F.W.

    BookReview Pages: 395 - 399

14. Notice

    Announcement Pages: 400 - 402