|The Fynbos of South Africa consists of|
drought-resistant evergreen shrubs and
ephemeral herbaceous wildflowers.
|The Iris family, represented here by this brilliant Gladiolus,|
is one of the families that has diversified recently in semi-arid
regions of Africa.
|The rough terrain of the South African uplands creates numerous microhabitats.|
|The angiosperm stem group (yellow) consists of various extinct pre-angiosperms and early angiosperms. Modified from general diagram provided by Wikimedia commons.|
This article is a modified excerpt from "A Brief History of Plant Life," to be published next year.