NOTES ON PHILIPPINE GRAMINE/E, III. 
By E. Hackel. 
(Attersee, Austria.) 
POLLINIA Trill. 
Pollinia monantha Nees, var. leptathera Hackel var. nov. 
Differt a typo rhacheos articul is pedicellisque in A inferiore brevissime 
ciliatis, gluma 1 apice saepe biclentula, in ^ inferiore dorsi leviter tantum 
sulcata, gluma II mutica, arista glumae IY capillari imperfecta flexuosa 
8-15 mm longa. 
Samar, flumine Catubig, Merrill 5212, Oct., 1900. 
Pollinia monantha Nees, var. Elmeri Hackel var nov. 
Differt a typo rhacheos internodiis pedicellisque pilis articulo 3-plo 
brevioribus ad apicem usque ciliatis, gluma II aristulata, arista glumae 
IY capillari imperfecta, flexuosa, circ. 6 mm longa. 
Luzon, Prov. Benguet, Baguio, Elmer 65.24, Junio, 1904. 
PASPALUM Linn. 
Paspalum longifolium Boxb., var. trichocoleum Hackel var. nov. 
Differt a typo vaginis longe patentim villosis. 
Mindoro, Calapan, Bur. Sci. 941 Mangubat, Junio, 1906. Samar, C'araga, 
Merrill 5455, Oct: 1906. 
ISACHNE R. Br. 
Isachne pauciflora Hackel, var. hirsuta Hackel var. nov. 
Differt a typo foliis patentim hirsutis. 
Mindoro, monte Ilalcon, For. Bur. 4405 Merritt, Junio, 1906. 
Isachne pangerangensis Zoll. & Mor. var. halconensis Hackel var. nov. 
Differt a typo (javanico) foliis parce pilosis vel glabratis, panicula 
latiore, spiculis longius pedicellatis ( pedicel! o in spiculis subterminalibus 
quam spicula paullo in typo 3-plo) brevioribus. 
Mindoro, monte Halcon, Merrill 6221, 6203, Nov., 1906. 
PANICUM Linn. 
Panicum heteranthum Nees, var. pachyrhachis Hackel var. nov. 
Differt a typo rhachi spiculis latiore (1.5 mm lata, spicula 1 mm) 
spiculis e rhacheos excavationibus a latere vix prominentibus spiculis 
pedicellatis parce tantum et molliter villosulis. 
Lumbacan, Merrill 5276, Oct., 1906. Palmas, Merrill 5355, Oct., 1906. 
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