86 



CASE The following species of tree-fern trunks are here exhi'bited : — 

 133. Hemitelia deci'piens^ J. Scott., from India; H. capensis^ Br., 

 from Scuth Africa ; H. setosa, Mett., from Brawil ; Cijatliea 

 serra^ Willd., from. Jamaica. [A fine specimen of this species is 

 shown on one of the buttresses in Museum No. III.] 

 C. Burkei^ Hook., from Natal (See also Natal Collection, 

 Museum, No. III.) ; C. gracilis, Gr., and C. arborea, Sm., 

 from Jamaica. ; 



CASE The collection of tree-fern trunks is continued in this case as 



134. follows : — C. manniana, Hook., from Fernando Po ; C. 

 Schanschin, Mart., from Brazil ; C. medullaris, Sw., from New 

 Zealand, and C, Hildebratidtii, Kuhn., from the Comoro 

 Islands. 



CASE Moss Order {Musci). Mosses are widely distributed 



135. and occur in all climates, growing on the ground, rocks, and 

 trunks of trees ; some are aquatic. Alternation of generations 

 is very marked, the leafy stem bearing the sexual reproductive 

 organs, the sporangium or fruit, with its stalk being the 

 asexual stage. 



The earliest fossil remains of mosses occur in tertiary rocks. 



No. 220. Catharinea dendroides^ Hedw., a native of 

 elevated regions in Chili, is one of the largest of the moss 

 family. 



Specimens of the following mosses are contained in this 

 Case : — Bryum cnjnllare, L., Webera sessilis, L., Dicranella 

 heteromalla, Schimp. 



No. 221. Peat composed entirely of Uijpnmn filicinum^ 

 Mitten, found at 15 feet below the surface of a mere in 

 Norfolk. 



Observe diagram illustrating structure of Bolytrichum 

 gracile, Menz. 



CASE No. 222. Hassock made of Hair Moss (Poll/ tj-i chum 



3 36. commune, L.), from Yorkshire, and brooms from Sussex 



and from Berne in Switzerland, where they are used by 



weavers under the name of Weber-Burste or Wurzel- 



BilRSTE. ' ' ...>■' i- ;.,••/■ 



No. 223. Bog Moss {Sphagnum cytnUfolium, Ehrh.). 

 In constant use in building houses in Norway for stuffing 

 between the timbers to render the house weather proof. In 

 most parts of the world peat is almost entirely composed of 

 Sphagnum, 



