Phenorythms of some tropical and subtropical geophytes under conditions of protected soil in the Donetsk Botanical Gardens of the National Academy of Sciences of Ukraine

Abstract

Phenorythms of tropical and subtropical bulb geophythes of Alliaceae, Amaryllidaceae and Hyacinthaceae are considered from the point of view of the botanical-and-geographical Earth zonation by S.M. Razumovsky. It has been shown that plants, confined to the territories with the Mediterranean type of climate both in the Southern and Northern hemispheres, have similar phenorythms and summer dormancy period. The prosperous species of geophytes have been defined.