id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
abc-4013	Kartal, Ciler	Reproductive biology of Centaurea kilaea (Asteraceae, Cardueae) – an endemic species from Türkiye	2025	9	.pdf	application/pdf	6583	402	51	In the tetrad stage, tapetum cells react weakly to PAS. However, contrary to the oth- er wall layers, the cytoplasm of tapetum cells becomes rich in protein content starting from the tetrad stage (Fig. 3D).	cache/abc-4013.pdf	txt/abc-4013.txt