Biological Features of Flowering of Some Medicinal Plants Introduced in the Vicinity of Tomsk

摘要

Data on the seasonal rhythms of development of the representatives of Lamiaceae (Ballota nigra L., Dracocephalum ruyschiana L., Hyssopus officinalis L., Scutellaria baicalensis Georgi) and Asteraceae (Eupatorium cannabinum L.) are presented. The cytoembryological study of these species was carried out, focused on the phases of flower development, morphological features, and fertility of pollen grains.