J'nonokjeunea. fkanz STKPHANl. SPECiF:s HKPATICAIUJM (Voi.. V, 1911^). 



nenatis, lobulo duplo breviore, angusto, obtuso, vi\ soiuto. Aniphi- 

 gastrium (lorale lobulis subdupio longius, ellipticuni, triplo longius 

 quam latum, ad V* inciso-bilobatum, lobis acutis integerrimis. Andrm- 

 via in caule sessilla, bracteis trijugis. 

 Hab. Insnla Dominica. 



46. Prionolejeunea inquinata (G. ms) St. 

 Syn. : Lejeunea inquinata G. ms. 



Lejeunea microphyllidia G. ms. 



Cheilolejeunea microphyllidia Schffn. Bot. Jahrb. 1897, p. 589 



Dioica exigua, virens, in rupibus dense csespitans. Caulis ad 7 mm. 

 longus, irregulariterpauciramosus. Fo^/a c«M/mfl contigua, rectepatula, 

 parum concava, iu plano late ovata (0,4 mm. longa, 0,35 mm. lata) 

 apice obtusa, subsymmetrica, marginibus dense crenulatis. Cellulae su- 

 perae 48 |j,, basales 18X27 ji, trigonis nullis. Lobulus ovatus, recte 

 patens, carina valde arcuata, siiui profundo in folium excurrens, mar- 

 gine supero substricto, apice quam basis parum angustiore, oblique 

 truncato, obtuso. AmphigastiHa caulina exigua, cauli sequilata, parum 

 longiora quam lata, transverse inserta, ad ^/s emarginato-bifida, laciniis 

 angustis, apice setaceis, sinu amplo. Folia floralia magna, oblonga 

 (1 mm. longa, medio 0,5 mm. lata) obtusa, dense crenulata, lobulo 

 duplo breviore, ligulato, apice rotundato, parum soluto vel longiore, 

 lanceolato, longius soluto. Amphigastrium florale lobulis sequilongum, 

 obovatum, superne utrinque angulatum, ad V^ inciso-bifidum, sinu 

 subrecto, lobis triangulatis acutis, integerrimis. Reliqua desunt. 



Hab. Insula Cuba. 



47. Prionolejeunea luxurians (Gottsche ms) St. 



Autoica, minor, pallide virens, flaccida, foliicola. Caulis ad 2 cni. 

 longus, irregulariter multiramosus. Folia caulina contigua, recte patula, 

 plano-disticha (1 mm. longa, 0,75 mm. lata) obtusa, ubique dense mi- 

 nuteque dentata, dentibus unicellularibus. Cellulse super3e27 |j., basales 

 36X45 (jL trigonis nuUis, antice papilla magna ornatae. Lobulus majus- 

 culus, folio quadruplo brevior, late ovatus, apice quam basis duplo 

 angustiore, recte truncato, angulo obtuso. Amphigastria caulina parva, 

 caule dupio latiora, late ovata, ad ^/s inciso-bifida, lobis anguste trian- 

 gulatis acutis, transverse inserta, ubique denticulata, in sinu nuda. 

 Perianthia pyriforraia, inferne nuda, superne latissime alata, alis dense 

 irregulariterque dentatis, hic illic spinosis, semper uniceilularibus. 

 Folia floralia perianthio duplo breviora, ex angusta basi spathulata, ob- 

 tusa, regulariter denticulata, inferne nuda ; lobido parvo lineari, apice 



221 



