a research and learning project about flowering plants. The research component is aimed at creating a language for discussing the bloom times of wildflowers and other plants that is neutral in respect to climate, region, and hemisphere.
Wikibooks is dedicated to developing and disseminating free, open content textbooks and other classroom texts. We currently host 5666 textbook modules, in various stages of development, from those needing a lot of work to those that are nearly perfect.
M. Hepp, D. Bachlechner, and K. Siorpaes. WikiSym '06: Proceedings of the 2006 international symposium on Wikis, page 143--144. New York, NY, USA, ACM, (2006)