كتب ذات صلة

Landmarks of botanical history a study of certain epochs in the development of the science of botany.

The itinerary of John Jeffrey an early botanical explorer of western North America

Scientific papers of Asa Gray

Scientific papers of Asa Gray

• A manual of the North American gymnosperms exclusive of the cycadales but together with certain exotic species
  المؤلفون: Penhallow, D. P.
• Report on Tertiary plants of British Columbia collected by Lawrence M. Lambe in 1906 together with a discussion of previously recorded Tertiary floras
  المؤلفون: Penhallow, D. P.
• Contribution to the Pleistocene flora of Canada.
  المؤلفون: Penhallow, D. P.

• Science on stage 1 & 2 : demonstrations & teaching ideas
  
• Physics on stage 3 : demonstrations & teaching ideas
  
• Specimens of Arabian poetry
  المؤلفون: Carlyle, Joseph Dacre