V. F. Brotherus, Musei africani. Il. 259 
nutans, ovalis, brevicollis, sicca sub ore haud constricta, atro-purpurea; 
operculum rostratum; calyptra brunnescens, multifida, ob lamellas pro- 
minulas apice scabra. 
Kamerun: auf faulendem Holz bei Cap Delumscha (JuNaNeR n. 240). 
Species colore rufo, caule regulariter pinnato, foliis lateralibus late oblongis, trun- 
catis, apiculatis, nervis dorso parce serratis nec non seta brevi faciliter dignoscenda. 
Chaetomitrium Doz. Molk. 
C. Dusenii C.-Müll. n. sp. in sched.; dioicum? depressum, pallide 
viride, nitidum; caulis repens, dense pinnatim ramosus, ramis prostratis, 
complanatis, dense foliosis, simplieibus vel dense pinnatim ramulosis, ob- 
tusis; folia erecto-patentia, concava, e basi minute auriculata oblonga, 
apice cueullato-contracta, acuminata, marginibus inferne plerumque revo- 
lutis, inferne minute, apice argutius serrulatis, nervis binis, brevibus. 
cellulis elongatis, angustissimis, dorso papillosis, basilaribus infimis brevi- 
oribus, laxioribus. Caetera ignota. 
Kamerun: an Baumästen bei Bonge (Dustin n. A924). - 
Species Ch. comorensi Hamp. affinis, sed foliis serrulatis jam dignoscenda. 
Daltonia Hook.-Tayl. 
D. Dusenii C.-Müll. n. sp. in sched. ; synoica; robustiuscula, mollis, 
laete viridis, inferne nigrescens, nitidiuscula; caulis ad 3 em usque altus, 
flexuosus, basi fusco-radiculosus, superne dichotome ramosus, dense folio- 
sus; folia flaceida, sicca contracta, erispatula, humida erecto-patentia, in- 
distinete carinato-concava, subplana, e basi elliptica lanceolato- ligulata, 
breviter acuminata, acuta, 3—3,5 mm longa et c. 0,8 mm lata, limbata, 
limbo lutescente, basi latissimo, e seriebus cellularum elongatarum, angusta- 
rum usque ad 10 composito, superne sensim angustiore, minutissime den- 
ticulato, usque ad apicem producto ibidemque ex unica serie cellularum 
formato, nervo infra apicem evanido, cellulis ovalibus, inferne oblongis, 
limitibus rotundatis, utriculo s. d. primordiali valde constricto, basilaribus 
infimis brevibus, laxis, pulcherrime fusco-aureis, omnibus laevissimis; 
bracteae perichaetii minutae, lanceolatae, vix limbatae, enerves, minu- 
tissime denticulatae; seta 4—7 mm longa tenuis, rubra, superne grosse 
papillosa; theca deoperculata erecta, obovata, fusca, laevis. Caetera ignota. 
Kamerun: an Baumästen oberhalb Bomana c. 1000 m (Dus£n n. 776). 
Lepidopilum Brid. 
L. (Eulepidopilum) callochlorum C.-Müll. n. Sp. in sched. ; 
autoicum; robustiusculum, flaccidum, viridissimum, nitidum; caulis 
2—3 cm altus, simplex vel parce ramosus, ramis valde complanatis, cum 
foliis 4 mm latis, dense foliosis, obtusis; folia sieca contracta, faciliter 
emollita, flaccida, lateralia reflexo-patula, asymmetrica, late ovato-lanceo- 
lata, breviter acuminata, marginibus inferne leniter reflexis, apice serru- 
17* 
