Frullania. FRANZ stepiiani. species hepaticarum (Vol. IV, 1910). 



liter pinnato instrnctus. Folia caulina conferta, squarrosula, in plano 

 optime ovato-elliptica (1,26 mm. longa, 1 mm. iata), apice rotundata, 

 basi grosse cordata. Cellulae superse 18 ji trigonis parvis in parietibus 

 flexuosis, basales 18 X 36 jx trigonis magnis in parietibus strictis. 

 Lobiiltis magnus caule duplo latior, suberectus vel leviter nutans, sub- 

 symmetricus, vix longior quam latus, vertice late rotundatus, ore 

 subrecte truncato, rostro exiguo haud prominens. Amphigastria caulina 

 magna, subrotunda, 0,7 ram. longa et lata, basi cuneatim angustata, 

 subtransverse inserta, apice rotundata ad V^ inciso-biloba, sinu recto, 

 lobis late triangulatis acutis. 



Hab. Guatemala, Alta Verapaz, Coban. 



53. Frullania subtruncata St. n. sp. 



Dioica, mediocris flaccida fusco-virens, corticola. Caulis ad 4 cm. 

 longus irregulariter longe ramosus, ramis hic illic pinnula auctis. 

 Folia caulina imbricata squarrosa patula, in plano late ovato-elliptica, 

 oblique patula, apice late rotundata, basi antica grosse appendiculata, 

 appendiculo magno circinatim incurvo. Cellulse superse 18 ji trigonis 

 parvis nodulosis, basales 18X36 \x trigonis acutis, parietibus ubique 

 flexuosis. Lobulus parvus, cauli sequilatus, contiguus, erectus, 0,33 mm. 

 longus et latus, vertice truncato-rotundatus, ore recte truncato, amplo. 

 Amphigastria caulina maxima, subrotunda(l mm. lata, 0,93 mm. longa), 

 transverse inserta, apice subtruncata vel leviter emarginata, angulis 

 acutis. Perianthia obovata, triplicata, sparsim ramentacea, rostroparvo. 

 Folia floralia^l (destructa). Amphigastrium florale intimum magnum 

 ambitu reniforme, utrinque laciniamaximaarmatum, laciniis porrectis 

 lanceolatis longissimis, apice profunde inciso-bifidum, lobis magnis 

 ovato-oblongis acuminatis acutis hamatim conniventibus. 



Hab. Panama. 



54. Frullania lancistyla St. n. sp. 



Sterilis magna flaccidissima brunnea, in cortice longe lateque caespi- 

 tans. Caiilis ad 9cm. longus bipinnatus, pinnis primariis longis regula- 

 riter consecutivis approximatis, breviter remoteque pinnulatis. Folia 

 caulina parum imbricata, subrecte patula convexa, apice late decurva, 

 n plano late ovata (0,93 mm. lata, 1,33 mm.'Ionga), apice rotundata, 

 dorso caulem late superantia, basi optime cordata, lobis semicircularibus 

 conniventibus. Cellulse ubique fere sequales, superse maxime incrassatse, 

 trigonis acutis, trigonis basalibus minoribus. Lobulus magnus oblique 

 patens, alte cucullatus, longior quam latus, vertice rotundatus, ore 

 oblique truncato, labiis subparallelis. Stijlus foliaceus, lobulo sequi- 



389 



