FIGURE 3. Secretory emergences from Nissolia stipulata calyx. a in A new species of Nissolia Jacq. (Leguminosae, Papilionoideae) from Northern Brazil, recording a new gland type for the genus

FIGURE 3. Secretory emergences from Nissolia stipulata calyx. a. Cross-section of the whole emergence showing non-glandular trichomes (NGT) covering the epidermis (Ep) and the parenchyma filling the emergence body. b. Detail from the emergence apex c. Diaphanized and stained emergence showing the NGT, stomata (St) and the vascular bundle (VB). d. Detail of the vascular bundle showing the helical vessel elements from the xylem (Xy) and non-glandular trichomes (NGT).