FIGURE 4 in The anatomical, palynological and micromorphological aspects of three endemic Bellevalia species (Asparagaceae) in Turkey and their taxonomic importance

FIGURE 4. SEM photographs of pollen grains of the examined Bellevalia taxa. a.–b. Proximal view and exine sculpturing of B. gracilis; c–d. Proximal view and exine sculpturing of B. malatyaensis; e–f. Proximal view and exine sculpturing of B. vuralii.