122 FRANZ STEPHANI AND W. W. WATTS. 
Mastigobryum conistipulum St. Aneityum: Gunn, per 
Lillie. 
Mastigobryum Corbieri St., n.sp. 
Sterilis mediocris rigida, flavescens, terricola, in latas plagas 
expansa, spongiose caespitans. Caulis ad 3 cm. longus, furcatus 
et repetito-furcatus, flagellis sparsis remote seriatis. Folia caulina 
conferta, recte patula, valde decurva, in plano late ovato-trigona 
(2°5 mm. longa, apice 1 mm. lata, supra basin 2 mm. lata) asym- 
metrica, margine supero e basi rotundata substricto, inferne leviter 
sinuato, apice quam basis duplo angustiore, oblique truncato, 
emarginato-tridentato, sinubus parum profundis, dentibus brevibus 
latis acutis, Cellulae superae 18/27, basales 27/45y vel 27/54u 
trigonis majusculis. Amphigastria caulina aequilata, squarrose 
patula, in plano late rectangulata (0°83 mm. lata, 0°5 mm. longa) 
marginibus ubique irregulariter obtuseque dentatis et erosis. 
Hab. Australia, (Kingwell, Wyong): Watts, 971°. 
Mastigobryum dentistipulum St., n.sp. 
Sterilis mediocris flavescens, aetate virens, valida, rigidula. 
Caulis ad 2 cm. longus, parum longeque ramosus, flagellis sparsis 
breviusculis. Folia caulina opposita, conferta, recte patula, 
parum concava, in plano oblonga (2°17 mm. longa, supra basin 
1:25 mm. lata) subsymmetrica, apice oblique truncata (0°67 mm. 
lata) emarginato tridentata, dentibus angustis, sub apice regulariter 
minuteque denticulata, basi utrinque rotundata. Cellulae superae 
27/27 trigonis majusculis, parietibus validis, basales 36/54u 
trigonis magnis, acutis, parietibus tenuibus. Amphigastria caulina 
foliis utrinque late connata, subrectangularia (0°9 mm. lata, 
0:67 mm. longa) marginibus irregulariter breviterque inciso-lobatis, 
lobulis irregularibus, acutis vel obtusis, interdum sublaceratis. 
Hab. Australia, New South Wales (Lane Cove River and Valley 
of Waters): Watts. 1096, 1129, 1104. 
Mastigobryum erosifolium St., n.sp. 
Sterilis parva rigidula, dilute brunnea, terricola,’ pulvinatim 
caespitans lateque expansa. Oaulisad 15 mm. longus, capillaceus, 
