Formation of aperture sites on the pollen surface as a model for development of distinct cellular domains

Y Zhou, AA Dobritsa - Plant Science, 2019 - Elsevier
Pollen grains are covered by the complex extracellular structure, called exine, which in most
species is deposited on the pollen surface non-uniformly. Certain surface areas receive …

Formation pattern in five types of pollen tetrad in Pseuduvaria trimera (Annonaceae)

B Li, F Xu - Protoplasma, 2019 - Springer
In basal angiosperms, there are several types of permanent tetrad but their formation pattern
remains elusive. Pseuduvaria trimera has five types of tetrads and is the species with the …

[PDF][PDF] Ultrastructure and pollen micromorphology of three endemic Bellevalia (Asparagaceae) species in Turkey

B Baser, M Firat, R Binzet - Fresenius Environmental Bulletin, 2019 - apbs.mersin.edu.tr
Fırat, B. siirtensis Fırat, B. hakkariensis Fırat species (Asparagaceae) was examined using
Light Microscopy (LM) and Scanning Electron Microscopy (SEM). The taxa are similar in …