(VOL. V, 1942). FRANZ STEPHANI. SPECIES HEPATICARUM PtychocoleUS . 



longus, irregulariter ramosus, ramis numerosis ad 2 cm. longis. Folia 

 caulina conferta, recte patula, maxime involuta, in plano late ovata, 

 asymmetrica, margine postico substricto, apice obtuso. Cellulae supera? 

 18x27 p., basales 18X36 p. trigonis magnis acutis. Lobulus in plano 

 linearis, carina substricta, triplo longior quam Iatus, apice truncatus, 

 angulo acuto, altero dente subapicali simili. Amphigastria caulina 

 obcuneata, majuscula, caule duplo latiora, transverse inserta, vix lon- 

 giora quam lata, apice truncata vel recurva. Perianthia pyriformia, 

 8-plicata, plicis inflatis, rostro majusculo. Folia floralia int. oblongo- 

 lanceolata (2,8 mm. longa, 1,32 mm. lata longe acuminata, acuta, lobulo 

 sequilongo, plus duplo angustiore, ad x fz soluto, similiter acuminato. 

 Amphigastrium flor. int. foliis flor. aiquilongum, ligulatum, triplo lon- 

 gior quam latum, apice breviter inciso-bifidum, lobis acutis. Andrazcia 

 ignota. 



Hab. Asia et Oceania tropica. 



45. Ptychocoleus deasifolius (Schffn.) St. 



Syn. Acrolejeunea densifolia Schffn., Exped. Gazelle, IV, p. 26. 



Dioica mediocris rufescens. Caulis ad 3 cm. longus, irregulariter 

 ramosus. Folia caulina conferta, recte patula, parum concava, in plano 

 late ovata (1,2 mm. longa, 0,93 mm. lata), apice obtusa, ad medium 

 accreta. Cellulm superae 18X27 p. trigonis majusculis, parietibus 

 flexuosis, basales 27X^5 p., trigonis magnis, parietibus strictis. Lobu- 

 lus in situ fusiformis, longe attenuatus, in plano oblongus, duplo lon- 

 gior quam latus, apice quam basis duplo angustiore, emarginato, angulo 

 acuto. Amphigastria caulina majuscula, caule 5-plo latiora, late obcu- 

 neata, profunde sinuatim inserta, apice late truncata. Perianthia pyri- 

 formia, 5-plicata, plicis angustis, rostro parvo. Folia (loralia intima 

 caulinis parum majora, obovato-oblonga, apice acuta paucidentata ; 

 lobulus parum brevior, lanceolatus, ad medium solutus. Amphigastrium 

 flor. int. lobulis fequilongum sed duplo latius, apice breviter inciso- 

 bilobatum, lobis late triangulatis, paucidentatis. Androzcia breviter 

 spicata, bracteis 6 jugis. 



Hab. Insula Amboina. 



46. Ptychocoleus fertilis (Nees) St. 



Syn. : Jungermannia fertilis Nees. R. Bl. Nova Acta, vol. 12, p. 211. 

 Phragmicoma fertilis Nees. Syn. Hep.. p. 299. 

 Acrolejeunea fertilis S. Hep. Am. And., p. 116. 

 Autoica, mediocris, rufo-brunnea, in cortice dense csespitans late 

 expansa. Caulis ad 4 cm. longus, irregulariter ramosus, ramis sparsis 

 42 



