To register your interest please contact [email protected] providing details of the course you are teaching. The arborescent gymnosperms are the most prevalent trees in one-third of the world ...

Gymnosperm means “naked seed” and comes from the same Greek root as gymnastics, which means to exercise naked. This group of plants is so named because the seeds are not enclosed inside an ovary, ...

The arborescent gymnosperms are the most prevalent trees in one-third of the world's forests, and have dominated the Earth's forest ecosystems through much of evolutionary time. They encompass over 70 ...

THIS important work was reviewed at length in the issue of NATURE for August 10, 1911 (vol. Ixxxvii., p. 171). The revised edition is in no sense rewritten, but important changes and additions ...