(VoL. V, 1913). FRANZ STEPHANI. SPECIES HEPATICARUM Diepanolejeunea . 



ticis longissimis angusteque decurrentibus, sub apice siiniliter spinosis. 

 Folia (loralia parva, perianthio triplo breviora, obovato-oblonga, acuta, 

 sparsim valideque dentata; lobulo parum breviore, anguste lanceolato, 

 ad V^ soluto, obtuso. Amphigastrium florale liberum, ovato-oblongum, 

 ad V^ inciso-billdum, i-ima angusta, lobis lanceoiatis porrectis acutis. 

 Andrcecia ignota. 

 Hab. Cuba. 



23. Drepanolejeunea elegantissima St. n. sp. 



Monoica exigua flavescens foliicola. Caulis ad 5 mm. longus, irregu- 

 lariter multiramosus. Folia caulina remota, oblique patula, leviter 

 falcata (0,5 mm. longa, 0,17 mm. lata") anguste lanceolata, acuta, mar- 

 gine infero nudo, superne remote quadridentato. Cellulse superge 12 {j., 

 basales 12x18 \x trigonis nullis. Lobulus magnus, folio duplo brevior, 

 oblique adscendens, ovatus, cariiia bene arcuata, levi sinu in folium 

 excurrens, apice quam basis subduplo angustiore, exciso, angulo spina 

 valida armato. Amphigastria caulina bisetula, setulis late divergenti- 

 bus, discus basalis integer brevissimus. Perianthia uno latere innovata, 

 magna (1 mm. longa, medio 0,67 mm. lata) pyriformia, inferne nuda, 

 superne dense longeque pilosa, pilis oblique patulis, strictis; plicis 

 posticis longe decurrentibus lateque divergentibus, similiter pilosis; 

 rostro validissimo. Folia ftoralia perianthio duplo breviora, anguste 

 lanceolata, acuta, dense breviterque dentata, dentibus irregularibus 

 obtusis. Lobulus parum brevior, linearis, ad V^ solutus, apice attenua- 

 tus, integerrimus. Amphigastrium florale foliis flor. sequilongum, obo- 

 vatum, lobulis utrinque breviter connatum, ad medium exciso-bifi- 

 dum, laciniis angustis acuminatis, marginibus ubique (etiam in sinu) 

 breviter obtuseque dentatis. Andrcecia in ramis terminalia, bracteis 

 trijugis. 



Hab. Guatemala. 



24. Drepanolejeunea hamulata (Gottsche ms.) St. 



Dioica parva, flavo-rufescens, foliicola. Caulis ad 12 mm. longus, 

 irregulariter longeque ramosus. Folia caulina remota, oblique patula, 

 parum concava vel plana, lanceolata (^0,9 mm. longa, 0,4 mm. lata) 

 acuta, regulariter denticulata, brevissima basi inserta, basi antica 

 stricta nuda. CeUulse superge 14x27 |x, basales 18X27 |jl, trigonis 

 iiullis; ocellus basalis 27 X36 [x, Lobulus magnus, folio triplo brevior, 

 recte patens, ovato-oblongus, duplo longior quam latus, valde inflatus, 

 carina leviter arcuata, levi sinu in folium excurrens, apice quam basis 

 duplo angustiore, emarginato, angulo seta hamata arniato, sub apice 



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