Mastigobryum. franz stepuani. species hepaticarum (Vol.VI, 4924) 



tenerge, limbum bene definitum formantes. Reliqua desunt. 

 Hab. Madagascar (Perrot legit). 



406. Mastigobryum Leratii Bvrd. n. nov. = M. pulchellum S' 

 mss., non in Sp. Hep. HI [1908] 442. 



Sterilis parva rigida, rufo-brunnea, rupicola. Caulis ad 15 mm. 

 longus, simplex vel parum longeque ramosus. Folia caulina con- 

 ferta, oblique patula, parum concava, in plano anguste ligulata, 

 falcata (1,17 mm. longa, ubique 0,5 mm. lata) apice truncata, mi- 

 nute remoteque tridentata. Cellulse superse 18 x 18 [x, parietibus 

 validis, basales et in vitta 27 x 54 [x, trigonis magnis, parietibus 

 validis. Amphigastria caulina majuscula, caule latiora, reniformia 

 (0,5 mm. lata, 0,33 mm. longa) transverse inserta, marginibus 

 repandis integerrimis. 



Hab. Nova Caledonia (Lerat legit). 



407. Mastigobryum pusillum St. n. sp. 



Sterilis parva flavo-virens, rigidula. Caulis ad 12 mm, longus, 

 parum longeque ramosus, flagellis numerosis longissimis. Folia 

 caulina contigua, parum concava, vix decurva, in plano anguste 

 oblonga (1,5 mm. longa, basi 0,75 mm. lata) apice truncata 0,33 

 mm. lata, tridentata, dentibus aequalibus late triangulatis. Cellulas 

 superae 18x18(a, basales 18x27fx, trigonis majusculis, optime 

 nodulosis. Amphigastria caulina oblique patula, subligulata caule 

 parum latiora, transverse inserta, apice truncato-rotundata, in- 

 tegerrima, (0,5 mm. longa, 0,4 mm. lata). Reliqua desunt. 



Hab. India orientalis (Pfleiderer legit). 



408. Mastigobryum quadratum St. n. sp. 



Sterilis minor, rigidissima, fusco-brunnea, subatra. Caulis ad 15 

 mm. longus, sparsim longeque ramosus, flagellis numerosis longis- 

 simis, Folia caulina conferta, decurvo-homomalla, in plano oblonga 

 (2,17 mm. longa, supra basin 1 mm. lata) asymmetrica, oblique 

 inserta, margine supero e basi rotundata longe arcuato, superne 

 regulariter dentato, margine infero substricto nudo, apice truncata 

 (0,58 mm. lata) irregulariter minuteque dentata, paucis dentibus 

 multo maj oribus interj ectis, Cellulse superae 27 x 27fx, trigonis maximis 

 subnodulosis, basales 27 x 36 (x, trigonis maximis trabeculatim con- 

 fluentibus. Amphigastria cau/ma parva, quadrata (0,67 mm. longa et 

 lata) ubique irregulariter lobulata, lobulis varie dentatis, sublaceratis. 



Hab, Nova Caledonia (Lerat legit). 



477 



