220 
The Philippine Journal of Science 
1918 
superne mamillis humillimis, latis instructa; theca horizontalis, 
minuta, oblonga, fusca. Caetera ignota. 
Luzon, Laguna Province, summit of Mount Maquiling, Baker 2762. 
Species M. fornicato (Card.) Broth, valde affinis, sed foliis angustio- 
ribus, acumine angustiore dignoscenda. 
RH APH I DOSTEGI U M (Bryol. eur.) de Notaris 
RH APH I DOST EG I U M SAPROX YLOPH I LU M (C. Mull.) Jaeg. 
Luzon, Laguna Province, San Antonio, on bamboo, Bur. Sci. 16673 
Ramos: Rizal Province, Bur. Sci. 2134.1 Ramos. 
RH APH I DOSTEGI UM (APTYCHUS) LUZON ENSE Broth, sp. nov. 
Rhaphidostegium tristiculum Broth, in Philip. Journ. Sci. 8 (1913) Bot. 
93 nec (Mitt.) Jaeg. 
Antoicum; robustum, caespitosum, caespitibus densis, lutes- 
centibus, sericeo-nitidis ; caulis elongatus, repens, per totam 
longitudinem fusco-radiculosus, dense foliosus, dense pinnatim 
ramosus, ramis arcuato-adscendentibus, simplicibus, obtusis; 
folia homomalla, concava, oblongo-elliptica, lanceolato-acumi- 
nata, marginibus late recurvis, integerrimis vel apice remote et 
minutissime serrulatis, enervia, cellulis elongatis, angustis, haud 
incrassatis, pellucidis, basilaribus infimis brevioribus, aureis, 
alaribus vesiculaeformibus, supraalaribus laxe subquadratis, 
aureis, omnibus laevissimis; bracteae perichaetii internae erec- 
tae, vaginantes, subsensim lanceolato-acuminatae, integrae; seta 
c. 1 cm alta, tenuissima, rubra, laevissima; theca subhorizon- 
talis, e collo breviusculo ovalis vel oblonga, minuta, sicca deoper- 
eulata sub ore constricta, fusca; operculum longe rostratum. 
Luzon, Benguet Subprovince, Sanchez 6, 11, For. Bur. 15639 Curran ; 
Baguio and vicinity, Bur Sci. 14053 Robinson. 
Species Rh. subhumili (C. Mull.) Jaeg. et Rh. phaeniceo (C. Mull.) Jaeg. 
affinis sed statura multo robustiore oculo nudo jam dignoscenda, a Rh. 
tristiculo (Mitt.) Jaeg., quocum olium confusi, cellulis angustioribus, pellu- 
cidis diversa. 
TRiCHOSTELEUM (Mitt.) Jaeger 
TRICHOSTELEUM HAMATUM (Doz. et Molk.) Jaeg. 
Luzon, Laguna Province, Mount Maquiling, altitude 660 to 1,000 me- 
ters, Bur. Sci. 17009, 17028, 17070, 17150, 17106 Robinson; Mount Banahao, 
Baker 2325. 
Var. SEMIMAMILLOSUM (C. Mull.) Par. 
Luzon, Laguna Province, Mount Maquiling, on trees, altitude 700 me- 
ters, Bur. Sci. 17021 Robinson: Abra Province, Mount Posuey, Bur. Sci. 
27096 Ramos. 
TRICHOSTELEUM ( PAPI LLI Dl U M ) BASILANENSE Broth, sp. nov. 
Antoicum: tenellum, caespitosum, caespitibus densis, depres- 
sis, lutescenti-fuscescentibus, nitidiusculis ; caulis elongatus, 
