… Calcium oxalate crystals that are present in almost all parts of the angiosperms have different
morphological forms: as druses, prism, styloids, raphides and crystal sand. In the present
study, occurrence, types and distribution of calcium oxalate crystals in the pistil and stamen
of four angiosperm taxa including Sternbergia lutea (L.) Ker-Gawl. Ex Sprengel, Bellevalia
edirnensis N. … Therefore, in this study, the presence of ca-oxalate crystals in the pistil
(ovary wall, style, and stigma) and the stamen of generative organs have been investigated. …