HEPATIC^ COLLECTED IN CENTRAL AFRICA. 301 



breviter denticulatis, cellulis angustis inferioribus parietibus cou- 

 tinuis alaribiis externis obscuris internis liyalinis. 



Hah 







of a large piece of moss; the rest accidentally lost." — R. R, 

 Johnston y No. 52. 



Somewhat similar to a slender state of D. majus ; unlike any 



leaf. 



Scop 



vii. p. 149. 



Leptodo]S"tium, Ranipe, 

 Mitt. — Didymodon, Mitt. Journ. Linn, Soe. 



Rah. Kilimaniaro, Bishop Ranninaton. Usasfara Mountains 



Mr. Last. 



Eather smaller in all its parts than the specimens from the 

 Cameroon Mountains ; and it seems but little different from the 

 Indian L. sqitarrosum. 



The Usagara specimens are the most slender and elongated; 

 but in none is the form of the leaves so much narrowed up- 

 wards as in L. stellattim, 



L. TEiSTicHus. — Zygodon, C. Mnlh Bot. Zeit. 1855, p. 764 

 Z. strictissimus, Eehm. Seems identical with Z. Priessianus^ 

 Hampe, Linn. 1860, p. G8S = Didymodon papiUatus^ Hook, f et 

 Wils., Leslcia ruhricaulis^ Taylor. If there proves no distinc- 

 tion in the fruit, the species ranges from S. Africa to Abyssinia, 

 Australia, and New Zealand. 



Camptlopus, Brid. 



C. PEEPUSiLLUS, sp. n. (PI. XV. figs. 9-12.) Gracilis laxe 

 caespitosus ; folia erecto-patentia elongate oblongo-lanceolata, 

 apicem versus abrupte acuminata caviuscula, nervo excurrente 

 apice pauce dentato, cellulis superioribus ovali-rotundis inferi- 

 oribus oblongis rectangulatis, perichsetialia vix diversa; theca 

 minuta ovalis in pedunculo flexo pendula sepulta, operculo 

 conico acuminate, calyptra brevis basi fimbriata, peristomio den- 

 tibus teneris incompletis. 



Rah, TJgogo. 



In appearance this small species is more like the young states 

 of Anisothecium variim than of any species of Campylopus. The 

 plants are buried in sandy earth to near their apices ; and the 

 fruit is ^uite invisible until sought for. 



