The Seasonal Characteristics of Thymus extremus Klokov (Lamiaceae) after Introduction
Yu. A. PSHENICHKINA
Central Siberian Botanical Garden SB RAS, 630090, Novosibirsk, Zolotodolinskaya str., 101
Keywords: Thymus extremus, sexual differentiation, climate, introduction
Abstract
A three-year study of seasonаl development of the introduced Siberian endemic Thymus extremus Klokov (Lamiaceae) was conducted. Special attention was given to the formation of generative sphere of the species. The presence of two types of flowers was detected: bisexual and partly androsterile. The latter were detected for this species for the first time. The possible impact of climatic factors on the formation of flowers of different types on Th. extremus was discussed.
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