GRIMMIACE^.] 9 8 



TAB. LIV. A. Pleurozygodon aestiv us (Ben Levers), ft- var. pellucida. B. Zygodon Stirtoni 



(Elie, Howie). C. Z. viridissimus (Lodore, Binstead). D. Z. conoideus (Killarney, 



Hunt). E. Z. Forsteri (Epping Forest, Holmes). F. Z. gracllis (Heselton gill, 



Nowell). 

 TAB. LV. A. Orthotrichum obtusifolium (York, Wilson). B. O. rupestre (Tummel bridge, 



Braithwaitc). y. Var. Stttrmii. C. O. Shawii (Kilkerran Castle, Shaw). D. O. affine 



(Eskdale, Braithwaite). y- Vzr.fastigiatum. 

 TAB. LVI. A. Orth. speciosum (Braemar, Hunt). B. O. Lyellil (Windsor). C. O. striatum 



(Teesdale, Non-ell). D. O. diaphaniim (Virginia water, Braithwaitc}. E. O. cupu- 



latnm (Eskdale, Braithwaite). 

 TAB. LVII. A. Orth. anomalum (Aberdour, Howie), ft- var. cylindricnm. B. O. rivulare 



(Malton, Slater). C. O. Sprucei (York, Spruce). D. O. stramineiim (Killin, Moore), ft. 



\zr.patens. E. O. Schimperi (Bolton bridge). 



TAB. LVIII. A. Orth. fallens (York, Spruce). B. O. tenellum (Keswick, Hunt). C. O. 

 pitlchellum (Lochinver, Braithwaite), ft. var. Winteri (Penzance, Curnow). D. Weissia 

 americana (Tyn-y-groes, Holt). E. W. coarctata (Braemar, Hunt). 



TAB. LIX. A. Weissia Drummondii (Teesdale, Spruce). B. W. Bnichii (Killin, Braithwaitc). 

 C. W. inttata (Killarney, Holt). D. W. ulophylla and Var. crispnla (Eskdale, 

 Braithwaite). E. W. phyllantha (Killarney, Schimper). 



a. Fertile plant, a*. Ditto mag. b. Male. c. Sterile plant, i. Leaf mag. ix. Trans, 

 section of leaf. la. Apex. laa. lab. areolation of apex or base of leaf. 2. Perich. 

 bract. 3. Male infl. 4. Bract, antheridia and paraphyses. 5. Capsule. 6. Calyptra 

 7. Operculum. 8. Tooth of peristome. 9. Spores. 10. Gemma, s. Stoma. ' 



