THE PHILIPPINE 
Journal of Science 
C. Botany 
Yol. Ill OCTOBER, 1908 
No. 5 
SPICILEGIUM FILICUM PHILIPP1NENS1UM NOVARUM AUT 
IMPERFECTE COGNITARUM, II. 
By H. Christ. 
( Basel, S wit zer land . ) 
HYMENOPHYLLUM Sni. 
Hymenophyllum angulosum sp. nov. 
Caespitosum, stipite rhacliique inferiore ebeneis exalatis, fronde bi- et 
ad basin tripinnatilida, fronde sterili late flabellata, fertili elongata, la- 
ciniis elongatis divaricato-furcatis, marginibus laevibus integris, soris 
terminalibus, valvis c-renatis, late ovatis. 
Habit.u If. capillacei Roxb., Ins. S. Helenae, et If . inaequalis Poir. 
Africae, sed minus, minusque compositum, laciniis latioribus. 
Rhizomate caespitoso-repente filiformi, nigro, glabro uti tota planta, 
stipite 1.5 ad 3 cm longo stricto tenui ebeneo exalato, fronde sterili sub- 
flabellato 3 cm lato et longo, bi-, infra tripinnatifido, rhaclii supra anguste 
alata nigra, pinnis 3 vel I utrinque cuneato-flabellatis, infimis 6-partitis 
superioribus tripartitis, laciniis ultimis 4 mm longis 1.5 mm latis obtusis 
linearibus diaphanis nervo nigro praeditis ; fronde fertili ovato-oblonga 
basi attenuata, 7.5 cm longa, 3 cm lata, subtripinnatitida, pinnis 7 Iitrin- 
que; fronde versus apicem acuminatum sorifera, soris in laciniis termi- 
nalibus, 1.5 mm latis, rotundato-ovatis, valvis crenato-denticulatis. Tex- 
tura tenui, colore dilute fusco-virente. 
Mindoro, Mount Halcon. Merrill 6080, November, 1906. 
Hymenophyllum obtusum Hook, et Arn.; Hook. Sp. Fil. 1 :93, t. 33d. 
Luzon, Province of Benguet, Elmer 6021. Mindoro, Merrill 6087. 
The stations in the Philippines for this species, form a connecting link between 
southern Africa and the Hawaiian Islands, it having been known from both these 
places previously; the specimens agree perfectly. 
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