Pitcher Plants of the Old World has 1399 pages.
Pitcher-Plants of Borneo has 171 pages.
The Pitcher Shower has 202 pages.
The Carnivorous Plants has 352 pages.
Carnivorous Plants of Australia has 202 pages.
The exact number of pitcher plants left in the world is difficult to determine, as many species are found in diverse habitats and face various threats. There are over 100 species of pitcher plants, with some critically endangered due to habitat loss, climate change, and poaching. Conservation efforts are ongoing to protect their habitats and increase their populations. Specific estimates can vary widely by species and region.
The Crystal World has 221 pages.
At the Edge of the World has 238 pages.
The World of Null-A has 246 pages.
The World in the Evening has 333 pages.
The Blue World has 190 pages.
Not Long for this World has 221 pages.
The Known World has 400 pages.