(370) 
long be the lid, somewhat contracted under the 
mouth when dry, the exothecal cells mamillose, mostly not 
elongate, - to 20 w in diameter with walls scarcely thick- 
ened and stomata none; lid highly eet acer when 
moist, its height about equalling the basal diameter; annu- 
road; outer peristome normal, the inner cee papil- 
lose, with segments not quite as long as the teeth, ee 
slit along the keel and with solitary, stout, paler cilia 
terminating in a filiform point; spores not quite smooth, 
12-14 uw in diameter. 
Sax river, Mindanao, near San Ramon, at slight ele- 
vation, on log, Feb. 1905 (3164). 
A species about the size of J. albescens but with broader 
and shorter pointed leaves and the stem-leaves more 
serrulate, as well as different inflorescence. 
TRICHOSTELEUM HAMATUM (Dozy & Molk.) Broth. 
Baguio, 1570 meters, on bark, Oct. 1904 (3165). 
‘TAXITHELIUM INSTRATUM (Brid.) Broth. 
amao river, 60 meters elev., on decayed wood and 
bark, Nov. and Dec. 1903 (861, 872). 
Trichosteleum petrophilum sp. nov. 
Autoicous, the male flowers 0.4 mm. high, scattered on 
loosely entangled, creeping a scarcely forming mats, 
bearing few, irregular branches 2-4 mm. long and scattered 
radicles on the under side; leaves complanate, an 
tant, widely spreading, the lateral stem-leaves ovate-a 
about four fifths mm. long, ecostate, slightly a 
nearly all round, the dorsal and ve ntral leaves smaller 
and narrower; branch- leaves very similar to those of the 
stem; leaf-cells narrow, elongate, the median 4 u wide by 
30-60 uw long, with a row of 3-6 papillae along the middle, 
the alar smooth, rectangular, scarcely forming a distinct 
groyp; inner perichaetial leaves erect-spreading, a little 
over § mm. long, ovate-lanceolate, gradually narrowed 
to a slender, nearly or quite entire point; seta smooth, 
6-8 mm. long; capsule nodding, more or less strongly 
curved and contracted under the mouth when dry, about 
