FIGURE 4 in A new species of Gypsophila (Caryophylloideae, Caryophyllaceae) from Iran

FIGURE 4. Scanning electron micrographs (SEM) of pollen grain and seed in (A, B, C, J, M) Gypsophila alvandica, (D, E, F, K, N) Gypsophila polyclada var. polyclada and (G, H, I, L, O) Gypsophila polyclada var. glandulosa: (A, D, G) outline of the seeds. (B, E, H) close view of the seed surface from median part of the seed at the position between hilum and abfunicular side. (C, F, I) Detail of ornamentation of seed coat. (J, K, L) Pollen grain. (M, N, O) Detail of ornamentation.