38 A. W. ^vans — JVorth American Sjjecies of Frtdlania. 



Plate IX. 



Frullania Ehoracensis Goiische — Fig. 1. Plants, uatural size. — Fig. 2. Part of plant, 

 postical view, showing perianth; the innermost bract on the left is abnormal in 

 having its stylus about as large as its lobule. — Fig. 3. Part of stem, antical view. 

 ■ — Fig. 4. Leaf-cells from middle of lobe. — Fig. 5. Bracteole I. — Fig. 6. Transverse 

 section of perianth. — Fig. 7. Bract and connate bracteole I. — Fig. 8. Bract I. — 

 Fig. 9. Bract IT. — Fig. 10. Bracteole II — Fig. 11. Transverse section of peri- 

 anth. Figs. 1-3 from Sfecimens collected by Dr. Jelliffe at Lake George, New 

 York; Figs. 4-6 from specimens collected by Miss A'ail in the Catskills, New 

 York ; Figs. 7-1 1 from specimens collected by Mr. Commons at "Wilmington, 

 Delaware. 



Frullania plana Sulliv. — Fig. 12. Plant, natural size. — Fig. 13. Part of plant, postical 

 view, showing perianth and androecium. — Fig. 14. Part of stem, antical view. — 

 Fig. 15. Leaf-cells from middle of lobe. — Figs. 16, 17. Bracts I. — Fig. 18. 

 Bracteole I. — Fig. 19. Bract II. — Fig. 20. Bracteole II.— Fig. 21. Transverse 

 section of perianth. All the figures from Hep. Bor.-Amer. n. 102. 



Plate X. 



Frullania Nisquallensis Sulliv. — Fig. 1. Plant, natural size. — Fig. 2. Part of plant, 

 postical view, showing perianth. — Fig. 3. Part of stem, postical view, underleaves 

 dissected away. — Fig. 4. Part of stem, antical view. — Fig. 5. Leaf-cells from mid- 

 dle of lobe. — Fig. 6. Bracts and connate bracteole I. — Fig. 7. Bract II. — Fig. 8. 

 Bracteole II.— Fig. 9. Bract III.— Fig. 10. Bracteole III.— Fig. 11. Transverse 

 section of perianth. All the figures from specimens collected at Anacortes, 

 "Washington, by Mrs. F. K. Sears. 



Plate XI. 



Fndlania Asagraijana Mont. — Fig. 1. Plant, natural size. — Fig. 2. Part of plant, 

 postical view, showing perianth. — Fig. 3. Part of plant, antical view, showing 

 androecium. — Fig. 4. Part of stem, postical view, underleaves dissected away. — 

 Fig. 5. Leaf-cells from middle of lobe. — Fig. G. Bract I. — Fig. 7. Bracteole I. — 

 Fig. 8. Bract IL— Fig. 9. Bracteole II.— Fig. 10. Bract III.— Fig. 11. Bracteole 

 III. — Fig. 12. Transverse section of perianth. — Figs. 13, 14. Bracts I. — Fig. 15. 

 Bracteole L— Figs, 16, 17. Bracts II.— Fig. 18. Bracteole II.— Fig. 19. Subinvo- 

 lucral leaf. — Fig. 20. Subinvolucral underlcaf. — Fig. 21. Bract and connate 

 bracteole I. — Fig. 22. Bract I. Figs. 1-12 from specimens collected by Mrs. 

 Britton on "White Top, Virginia; Figs. 13-20 from specimens collected by Mr. 

 "Waite at "Washington, D. C. ; Figs. 21 and 22 from specimens collected by Mr. 

 Ruth at Knoxville, Tennessee. 



Plate XIL 



Frullania Tamarisci (L ) Dumort.— Fig. 1. Plant, natural size. — Fig. 2. Pait of plant, 

 postical view. — Fig. 3. Part of stem, antical view. — Fig. 4. Leaf-cells from middle 

 of lobe.— Fig. 5. Bract I.— Fig. 6. Bracteole I.— Fig. 7. Bract II.— Fig. 8 

 Bracteole II.— Fig. 9. Bract III.— Fig. 10. Bracteole IIL Figs. 1-4 from New 

 foundland specimens collected by Mr. Waghorne; Figs. 5-10 from Swedish speci- 

 mens collected by Dr. Arneli. 



