PATAGONIAN EXPEDITIONS I BOTANY. 



EXPLANATION OF PLATE VI. 



PAGE 



PLAGIOCHILA ANSATA Hook. f. & Tayl 54 



Fig. i. Plants, natural size. 



Fig. 2. Part of stem, with perianth, lateral view (X 15). 



Fig. 3. Part of sterile stem, lateral view (X 15). 



Fig. 4. Cells from middle of leaf (X 290). 



Figs. 5, 6, 7. Bracts, in regular order from perianth (X 15). 



Fig. 8. Transverse section of perianth (X 18). 



Fig. 9. Teeth from mouth of perianth (X 290). 



TYLIMANTHUS ANDERSSONII (Angstr.) Evans 56 



Fig. 10. Plants, natural size. 



Fig. n. Sterile stem, postical view (X 12). 



Fig. 12. Female stem with two young sacs (X 12). 



Fig. 13. Female stem, with mature sac (X 12). 



Fig. 14. Male stem, antical view (x 12). 



Fig. 15. Cells from middle of leaf (X 220). 



Figs. 1 6, 17, 1 8. Perichaetial bracts (X 12). 



Fig. 19. Perigonial bract (x 14). 



(VOL. vm) 



