328 MR. W. MITTEN^ ON MOSSES AXD ^ 



J 



( 



are lateral, and these should represent the orifice of the pouch- 

 like involucre, the middle lobe having to all appearance been 

 added by the artist in place of the apex of the capsule, the other 

 figures (2, 3, 4, 6, 7) being true to nature. 



Tahgioxia, MiclielL 



T. HYPOPHVLLA, Liun. 



Hob, Kilimanjaro and TJsaii:ara Mountains. 

 There seems to be no difference between these specimens and 

 European, the spores are alike in all. 



riMEKTARTA, NeCS, 



F. Eoin AXA?, Mont. 



Hah, Kilimanjaro. 



Specimens with very young fruit may belong to this. 



DESCEIPTION OF THE PLAl ES. 



Plate XV. 



Figs. 1-4. Archidmm africaniim, ep. n. 1, Kaiural size; 2, portion of stem 



■with pericLsetium and male flower; 3, stem-leaf; 4, pericljeetial leaf, 

 enlarged. 



Figs. 5-8. Archidnim jRchwa'nn{,B^,r\. 5, Natural size ; 6, entire rim; 7, stem- 

 leaves ; 8, periehsciial leaves. 



Figs. 9-12. Campyh2:.vs pir2AisiIhis, sp. n. 9, Natural size; 10, stem-leaves ; 



11, pcrichaitium "witli capsule and calyptra; 12, portion of peristome, 

 - enlarged. 



Figs. lS-16. Hi/oi)7iiIa plicata, sp. n. 13, Natural size ; 14, leaves; 15, capsule 



■vvitb (a) calyptra and {h) portiors of peristcme; 16, male flower, all 

 enlarged. 



Figs. 17-19. Avcecfavgivm pttdlhT)}, sp. n. 17, Natural size; 18, leases; 19, 



capsule, enlarged. 



Figs. 20-22. PterobrT/vm Hanmngioni^ pp. n. £0, Natural size; 21, stem- 

 leaves ; 22, pericLsetium, with (a) leaf detached. 



Plate XVI. 



Figs. 1-3. Vterohryum fiagelliferum^ sp. n. 1, Natural size; 2, stem-leaf; 3, 



perichfetimii, enlarged. 



Figs. 4-7. Erpodivm Hannivgfom, sp. n. 4, Natural size; 5, portion of stem 



with fruit-bearing branch ; 6, stem-leaves and (a, V) sections ; /, cap- 

 sule and calyptra, enlarged. 

 Figs. 8-10. Plagiochila sitiuosa, sp. n. 8, Natural size; 9, leaves ; 10, perianth 



and involucral leaf, enlarged. 



Figs. 11, 12. Plagiochila Bartcri, sp. n. 11, Natural size ; 12, leaves, enlarged. 



