LEPTO- LEJEUNEA. 195 
Folia dissita subplana oblique oblongo-lanceolata (long.=2 lat.) v. sub- 
rhomboidea, obtusa v. subacuta, exocellata v. sepius ocello parvo 
subbasali quasi-perforata, recte complicata ; lobulus 3-plo brevior 
subrectangularis acutus subinflatus; cellule subparve valde lepto- 
dermes fere vacux, marginales paulo minores subquadratz, inferiores 
sensim submajores, una alterave ceteris duplo majore ocellum 
sistente. 
Foliola bipartita, basi integra brevissima cuneata; crura setacea tenuis- 
sima 3c. longa subdivergentia. 
Flores monoici: Q in ramo brevissimo terminales, innovatione nulla. 
Folium infraflorale unicum parvum subrotundum, foliolum par- 
vulum cuneatum integerrimum. Bractee f. caulinis subsequilongee 
cuneate ad } bifidee, lobis triangularibus acutis, postico subminore; 
bracteola basi utrinque connata linearis v. subeuneata breviter bifida, 
segmentis acutis: omnes integerrime. 
Perianthia vix emersa obpyramidata brevissime rostellata, 5-carinata, 
carinis superne sensim dilatatis apice truncatis acutis integerrimis. 
Andreecia ramulo cauligeno sistentia, raro ramum terminantia; bractez 
sub 3-juge laxiuscule foliis plus duplo breviores ovoideo-rotund 
subeequilobe. 
2. Lepto-LEJEUNEA EXOCELLATA, Spruce. 
Hab. Andes Peruviz ad Tarapoto, in foliis vivis. 
F -45x°25, lob “1 v.03; ¢ ge; fl ‘1; br. 3; per °5x‘3; andrecia 
4-5 x 4mm, 
Pusilla pallida in sieco subfuscescens, tenera, in maculas circumscriptas 
prostrata. Caules }-}-pollicares arcte repentes pinnatim ramosi. 
Folia dissita pellucida plana suboblique ovali-vel obovato-lanceolata sub- 
acuta, rarius obtusata, exocellata; lobulus rectus parvus rhomboideus 
incurvus, interdum obsoletus; cellule subparvee hexagonze, marginales 
quadratze, subobscuree, intus sinuatze, parietibus subincrassatis, paucee 
subbasales .ceteris sensim submajores neque in ocellum aggregate, 
omnes subplanz. 
Foliola distantia bipartita, disco radicellifero cum cruribus subulato- 
setaceis 4 cell. longis divergentibus constantia. 
Flores monoici: @ im ramo simplice brevissimo, folio unico parvo 
rotundo folioloque majusculo 5-gono-rotundo, apice lato truncato 
bicuspidato, stipato, terminales. Bracteze foliis $ breviores ligulatze 
v. lato-lineares subplanze (nec complicate) bracteolaque conformis 
basi connata apice breviter bifidze, segmentis erectis linearibus obtusis, 
integerrime. 
Perianthia emersa f. caulinis sublongiora obpyramidato-pyriformia, szepe 
ineurva, 5-carinata, vix rostellata, carinis superne sensim dilatatis, 
apice lato subhorizontaliter truncatis v. 2 posticis in cornua brevis- 
sima porrectis, sublzevissimis. 
Andreecia cauligena, pro plantula magna, ovato-globosa, compressa ; 
bracteze subtrijugee confertze foliis fere eequimagnze obtuse complicate 
eequilobze, brevissime bifidze, lobis dimidiisve fere semicircularibus 
obtusis ; antheridia bina magna, 
_ Alia specimina ex eodem loco bracteas habent magis profunde bifidas 
lobis subineequalibus, bracteola subacuta. 
