Flora and Fauna
- 4781
- Cannabis sativa: Indian Hemp
- Information from Botanical.com on this poisonous plant, its description, constituents, medicinal action and uses.
- 4782
- Flora of North America: Cannabis sativa
- Includes a description and a history of this plant in cultivation.
- 4783
- Canella winterana
- Description of this species, with photographs of the tree, leaves, shoots, flowers and bark.
- 4786
- Seedpods of the Campanulaceae Family
- Information on the seedheads of members of this family with photographs of several.
- 4792
- Calycanthaceae
- Botanical characteristics of this family of small trees and shrubs, with technical details of Calycanthus and Chimonanthus.
- 4794
- Callitrichaceae
- Botanical characteristics of this family of aquatic herbs with technical drawings of Callitriche.
- 4795
- Callitriche stagnalis
- Several photographs of Common Water-starwort and some identifying features.