Tubers and bulbs as an adaptive strategy in the Kalahari

摘要: Many plant groups which grow as shrubs, vines and trees elsewhere appear geophytes in Botswana. This is an adaptation to the Kalahari has deep sands, little surface water periodic wildfires. found numerous unrelated families, e.g. Cucurbitaceae, Passifloraceae, Vitaceae, Pedaliaceae, Leguminosae, Apocynaceae.