130 



MK>r()IRS OF THE XEW YORK BOTANICAL GARnKX 



PLATE 18 



Figure 38. Scyfoneynu teneUinn 



Portion of a plant, showing geminate brandling x 250 



" 39. Scytonema multii'amosuin 



Portions of a typical filament _ x 250 



40. Hassalia brevis 



Portions of typical young filaments _ x 250 



" 41. Hassalia granulata 



Portions of typical filaments _ x 250 



