Aestivation and Perianth (With Diagram)! Aestivation: Aestivation is the arrangement of either the sepals or the petals in a flower bud with relation to one another as vernation proper is the arrangement of young leaves in the vegetative bud. Aestivation is of considerable importance in the classification of plants. This may be of the following types : (a) Floral Leaves [...]
Let us make an in-depth study of the modifications and duration of the calyx. The lowermost axillary whorl is the calyx. An epicalyx sometimes develops below the calyx but it is formed of bracteoles and is not actually a part of the flower. Sepals forming a calyx are usually green, somewhat resembling abnormal leaves. When the flower is in the [...]
In the below mentioned article, we will discuss about the insertion of floral leaves on thalamus. Thalamus (also called torus) is the axis of the floral shoot which is the direct prolongation of the pedicel and bears four sets of floral members. Usually, it is a slightly swollen knob-like structure but sometimes it may be somewhat elongated and conical bearing [...]