324 MB. W. MITTEN ON MOSSES AND 



Lejeunea, Lih. 



L. (§ Obontolejeunea) tortuosa, Lelim. et Lindenl. — Plirag- 

 micoma Palisoti, Tayl. Flores monoici; periautbium ventre Isevi 

 uni- bicannatumve. 



Ilah. Usagara Mountains ; gathered also by Mr. Last. 



L. (§ OnONTOLEJEL'XEA) Hanningtont, sp. Tl. (PL XVTII. 



figs. 5-8.) Dioica ? ; rami fertiles assurgentes foliis patenti-diver- 

 gentibus, inferioribus subovallbus obtusis integerrimis, superiori- 

 bus ovato-oblongis oblique obtusis, margine breviter paucidentatis 

 integerrimisve ventrali incurvis,- basi lobulo parvo plicaiformi, 

 amphigastriis fere orbiculatis parum longioribus quam latis 

 paucidentatis ; foliis iavolucralibus ovatis acutis ampliigastrioque 

 ovali magis dentatis, lobulo fere obsoleto, perianthio obcordato 

 baud exserto carina ventrali marginibusque dentatis ; rami 

 masculi foliis patentibua ovato-lanceolatis, lobulo elongato, mar- 

 ginibus amphigastrioque integerrimis. 



Hi 



(§ 



Mono 



(PI. XVIII. figs. 9-12.) 



cule acuta, lobulo fere ad medium niarginis ventrali producto 

 ovato-oblonga, apice rectangular), ampbigastria caulem triplo 

 latiora orbicularia involucralia majora periantbium obcordatum, 

 limbo dentato alatum, ventre carinulis apice paucideuticulatis 



tegens. 



Bah. Kilimanjaro. 



hfi 



from moat of the allied species in the outline of its leaves. 



cr 



L. (§ LopuoLEJErNEA) siNUATA, sp. n. (Pi. XVIII. figs. 

 13-1(5.) Eepens, ramosa ; folia ovato-rotundata lobulo ad 

 medium niarginis ventralis ascendente ibique sinuata, lobulum 

 subobcordatum ostendente; ampbigastria orbiculata caule quad- 

 ruplo latiora, involucralia majora conformia, lobulo oblongo, peri- 

 antbio obovato ventre convexo lateribus ala intenerrima liuibato. 



I 



Hah, Mauritius, creeping on bark, Dr. Jj/res. 



L. (§ Prionolejeukea) serrula, sp. n. (PI. XIX. figs. 1-3.) 



Monoica; folia ovata acuta, cellulis marginalibus angulis promi- 

 nulis acutis crenulata grossiuscule areolata, lobulo subovato 



