FIGURE 3 in Pollen morphology of Stellaria (Caryophyllaceae) from China and its systematic implications

FIGURE 3. SEM micrographs of pollen grains of Stellaria. Type–2. Stellaria dichotoma type: a–b. S. lanata; c–d. S. patens; e–f. S. petiolaris; g–h. S. petraea; i–l. S. pusilla; m–n. S. vestita var. amplexicaulis; o–p. S. winkleri. Type–3. Stellaria gyirongensis type: q–t. S. decumbens; u–v. S. gyirongensis. Type–4. Stellaria media type: w–x. S. alsine. Scale bars: a, c, e, g, i, k, m, o, q, s, u, w = 4 μm; b, d, f, h, j, l, n, p, r, t, v, x = 2 μm.