[□ | □] □
[□=□ | □] □
[□ | □ | □] □
Analysis shows that this taxonomy captures the range of potential accessibility solutions . With the ongoing loss of species and habitats , taxonomy faces an enormous challenge . Its emits a tone that increases in pitch as light is approached . This thoroughly absorbing book on taxonomy captures the fervor of the Victorian age for classifying and categorizing . Every taxonomy needs an odds and ends folder , and / perforce / scans / misc-legal is mine geared toward legal items I want to keep but that do n't fit the previous categories . The author concludes that the taxonomy needs future work , but can serve as a framework within which to identify and define the nature and educational objectives of the creative field . In general , the taxonomy follows that of the OSU Oregon Flora Project .