19021 BRIEFER ARTICLES 375 



EXPLANATION OF PLATE XIL 



Fig. I. Branch with perianth, antical view. X 36. 



Fig. 2, Branch with ^ inflorescence, antical view. X 48 



Fig. 3. Branch with old perigonial bracts. X 48. 



Fig. 4. Cells from middle of postical lobe. X 420, 



Fig. 5- Cells from apex of same. X 300. 



Fig. 6. Cells from margin of same near base. X 300. 



Fig. 7. Perichaetial bract. X 48. 



Fig. 8. Teeth from mouth of perianth. X 300. 



Fig. 9- Cross-section of perianth in upper third. X 48. 



The figures are all drawn from the type-specimens. 



