Horticulturae | Free Full-Text | Identification of miRNAs Involved in Male Fertility and Pollen Development in Brassica oleracea var. capitata L. by High-Throughput Sequencing
In a dithecous anther, each pollen sac contains 1000 MMC. What is the total number of pollen grain produced by the anther?
Botany for agricultural students. Plants. STAMEN 461 Stamen. — The stamen (microsporophyll) has its pollen sacs (microsponingia), usually four in number, joined into the struc- ture called anther. The pollen grains (
Botany of the living plant. Botany. THE STAMEN AND POLLEN-SAC 247 drying as the anther ripens is that their thin outer waUs shrinlc, while the thick inner wall retains its form.
What is true of wall of pollen sac?Endothecium occurs inner to tapetumTapetum lies below the endotheciumMiddle layers occur below the epidermis and outside the tapetumMiddle layers lie between endothecium and tapetum
Development of Pollen Grains and Embryo Sac - Mr Ruel Tuition