194 KANSAS ACADEEIY OF SCIENCE. 



PLATE XXV. 



(a) Leskea pulvinata Wahl. (b) Capsule and part of twisted pedicel, (c) 

 Operculum, (d) Part of inner and outer peristome, with part of capsule, (e) 

 Spores, diameter equivalent to 13-18 mmm., x 500, (f) Archegonia. (g) Arche- 

 gonia much magnified, (h) Stem leaf, (i and j) Perichaetial leaves. 



PLATE XXVI. 



(a) Leskea polycarpa Ehrh., x 3. (b) Capsule enlarged more, (c) Oper- 

 culum, (d) Calyptra. (e) Part of inner peristome, (f) Two teeth of outer 

 peristome, (g) Part of annulus. (h) Spores, diameter equivalent to 11-13 

 mmm., x 500. (i) Stem leaf, (j) Border and inner cells of leaf, (k) Peri- 

 chaetial leaf. 



PLATE XXVII. 



(a) Anomodon rostratus Sch., x 5. (b) Branch leaf, (c) Perichaetial leaf, 

 (d) Part of inner and outer peristome, (e) Irregular spores, diameter equiva- 

 lent to 8-10 mmm. (f) Anomodon obtusifolius Br. & Sch., x 5. (g) Inner and 

 outer peristome, (h) Spores, diameter equivalent to 16-18 mmm. (i) Branch 

 leaf, (j) Perichaetial leaf. 



PLATE XXVIII. 



(a) Leskea obscura Hedw., x 3. (b) Young fruit in calyptra. (c) Oper- 

 culum, (d) Capsule much enlarged, x 40. (e) Tooth greatly magnified, (f) 

 Stem leaf, (g) Sppres, diameter equivalent to 9-12 mmm., x 500. (h) Stem 

 leaf, (i) Branch, showing young fruit, young branch, and male bud. 



