Mastigobryum. franz STEPliANi. species HEPATICARUM (VoL.VJ, 19:24) 



recurva, in plaiio subquadrata, foliis utrinque coalita, apice trun- 

 cata, breviter 4-5 dentata, dentibus parvis. 

 Hab. Samoa (Rechinger legit). 



364. Mastigobryum fragile St. n. sp, 



Sterilis minor gracillima fragilis et rigida, pallide virens. Caulis 

 ad 2 cm. longus, parum breviterque ramosus. Folia caulina contigua 

 plano disticha, Ugulata, (1,67 mm. longa, 0,75 mm. lata) subsym- 

 metrica, margine supero leviter arcuato, infero substricto, apice 

 retusa, marginibus celluloso crenulatis. Cellulx superae 18xl8[x, 

 basales 27x36(jl, trigonis magnis, cuticula grosse verrucosa. Am- 

 phigastria caulina exigua, cauli aequilata, subquadrata, marginibus 

 irregulariter obtuseque lobulatis, lobulis celluloso-crenulatis, cu- 

 ticula verrucosa. 



Hab. Philippinse Insulse (Merill legit). 



365. Mastigobryum Francanum St. n. sp. 



Sterilis major valida rigidula, viridis. Caulis ad 4 cm. longus, 

 regulariter furcatus, ramis 10 mm. longis, flagellis sparsis brevibus. 

 Folia caulina conferta, subrecte patula, leviter decurva, in plano 

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

 margine supero longe arcuato, infero substricto, apice recte trun- 

 cata (0,5 mm. lata) regulariter emarginato-tridentata, dentibus 

 triangulatis, acutis porrectis integerrimis. Cellulse superse 27 x 45 [i, 

 inferse 27 x 54 (x, parietibus validis. Amphigastria caulina magna, 

 subrotunda (0,9 mm. longa, 1,17 mm. lata) discus centralis chlo- 

 rophylliferus bene distinctus, limbus marginalis latissimus hyali- 

 nus, grosse breviterque lobatus, lobis rotundatis integerrimis. 



Hab. Nova Caledonia (Franc legit). 



366. Mastigobryum gedeanum St. (cf. III [1908] 540)? (G. B.) 

 Sterilis major gracilis flaccida, pallide flavo-virens, corticola. 



Caulis ad 6 cm. longus, simplex vel parum longeque ramosus, 

 flagellis longis creberrimis. Folia caulina conferta, recte patula, 

 decurvo-homomalla, in plano oblonga (2,17 mm. longa, supra basin 

 1,33 mm. lata) asymmetrica, margine supero e basi rotundata 

 leviter arcuato, infero substricto, sub apice leviter constricta, 

 apice ipso oblique truncato (0,58 mm. lata) tridentato, laciniis 

 triangulatis acutis vel apiculatis subaequalibus. Cellulse superae 

 18x36(1 trigonis majusculis nodulosis, basales 27x54(x, trigonis 

 magnis ovalibus. Amphigastria caulina magna, rotunda (0,83 mm. 



463 



