1. Vulnerability in farmer seed systems: Farmer practices for coping with seed insecurity for sorghum in Eastern Ethiopia

   • Shawn J. McGuire

   Research Articles Pages: 211 - 222

2. Spatial and temporal distribution of the alkaloid sanguinarine in Sanguinaria canadensis L. (Bloodroot)

   • Selima Campbell
   • James Affolter
   • William Randle

   Research Articles Pages: 223 - 234

3. Experimental archaeology gardens assessing the productivity of ancient Māori cultivars of sweet potato, Ipomoea batatas [L.] Lam. in New Zealand

   • Mike Burtenshaw
   • Graham Harris

   Research Articles Pages: 235 - 245

4. Doctrine of Signatures: An explanation of medicinal plant discovery or Dissemination of knowledge?

   • Bradley C. Bennett

   Research Articles Pages: 246 - 255

5. The traditional broom trade in Bushbuckridge, South Africa: Helping poor women cope with adversity

   • Sheona E. Shackleton
   • Bruce M. Campbell

   Research Articles Pages: 256 - 268

6. Gathered food plants in the mountains of Castilla-La Mancha (Spain): Ethnobotany and multivariate analysis

   • Diego Rivera
   • Concepción Obón
   • José Antonio Palazón

   Research Articles Pages: 269 - 289

7. Urartian plant cultivation at Yoncatepe (Van), eastern Turkey

   • Emel Oybak Dönmez
   • Oktay Belli

   Research Articles Pages: 290 - 298

8. Enek pekmez production from juniper “fruits” by native people on the taurus mountains in southern Turkey

   • Gürkan Semiz
   • Kani Isik
   • Orhan Unal

   Notes on Economic Plants Pages: 299 - 301

9. Book reviews

   • Concepción Obón
   • Diego Rivera
   • Richard Felger

   Departments Pages: 302 - 313