Figure 4.

Anatomy of cladodes of Baccharis species—cross-section. (a–h). Wing edges. (i–p). Central axis. (a,i). B. articulata; (b,c,j). B. milleflora; (d,k). B. myriocephala; (e,l). B. pentaptera; (f,m). B. riograndensis; (g,n). B. sagittalis; (h,o,p). B. trimera. [bi: bipyramidal crystal, cl: chlorenchyma, co: collenchyma, ct: cuticle, en: endodermis, eo: essential oil, ep: epidermis, fi: fibers, ob: oil bodies, ph: phloem, pi: pith, sd: secretory duct, vb: vascular bundle, xy: xylem]. Scale bar: (a,b,e–g,j,l–n,p): 50 µm; (c): 10 µm; (d,h): 200 µm; (i): 20 µm (o,k): 100 µm.