The Philippine Journal of Science, C. Botany. 
Vol. VIII, No. 4, July, 1913. 
ENUMERATION OF PHILIPPINE FUNGI, WITH NOTES AND DE- 
SCRIPTIONS OF NEW SPECIES. PART I: MICROMYCETES. 
By H. and P. Sydow 
{Berlin, Germany) 
The fungi here recorded have been gathered by various col- 
lectors in different parts of the Philippine Islands, and have been 
submitted to us by Mr. E. D. Merrill, Manila, and by Mr. C. F. 
Baker, Los Banos, for determination. 
MICROSTROMA Niessl 
MICROSTROMA PH I LI PPl N ENSE Syd. sp. nov. 
Hypophyllum, minutum, niveum, sparsum vel aggregatum, 
baud maculicolum, caespites 0.5 ad 1 mm latos subinde confluendo 
majores efformans; basidiis lineari-cylindraceis, 50 ad 100 y. 
longis, 8 ad 10 ju, crassis, erectis, fasciculatim per stomata 
erumpentibus, continuis, hyalinis; sporis oblongo-fusiformibus 
vel anguste ellipsoideis, continuis, hyalinis, 4 ad 8 /x longis, 2 ad 
3 y latis, sterigmatibus brevissimis suffultis. 
Luzon, Province of Laguna, Los Banos, C. F. Baker 626, January 7, 
1913. On living leaves of Derris sp. 
USTILAGO Persoon 
USTILAGO BURSA Berk. 
Luzon, Subprovince of Benguet, Merrill 7908, May, 1911. In the ovaries 
of Themeda triandra. 
USTILAGO SORGHI (Pass.) Lk. 
Luzon, Province of Nueva Vizcaya, near Dupax, Bur. Sci. H360 
McGregor, March, April, 1912. In the ovaries of Andropogon halepensis 
var. propinqua. 
TILLETIA Tulasne 
TILLETIA OP AC A Syd. sp. nov. 
Boris ovaria incolentibus eaque omnino destruentibus et in 
corpora atra 1 ad 1.5 cm longa transformantibus, pulverulentis ; 
sporis perfecte globosis, 17 ad 24 y diam., primo fuscis, tandem 
obscure castaneo-brunneis et opacis, densissime minutissime et 
regulariter reticulatis. 
Luzon, Province of Rizal, Paranaque, W. R. Shaw, July, 1911. In the 
ovaries of Spinifex squarrosus. 
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