256 CHEILO-LEJEUNEA. 
4, CHEILO-LEJEUNEA ASSURGENS, Spruce. 
Hab. San Carlos del Rio Negro, in, cortice. 
F -4x°3, lob °1, ¢ ay; br “75, brit 55 x -25; f 2x2, -2x -25mm, 
Pusilla pallescens rufulave depresso-ceespitosa; caules -$ pollicares pro- 
strati, imeequaliter subbipinnati, ramis assurgentibus pro more 
brevibus paucifoliis, aliis parvifoliis. 
Folia perpaulo imbricata patentissima falcata oblique oblonga rotundata, 
basi antica aliquando semicordata, margine postico concava ab apice 
ad lobuli sinum usque, dein complicata, plica recta et vel horizontali 
vel parum decurrente; lobulus folio 4-plo brevior rhomboideus in- 
curvo-intlatus (exinde subovoideus), margine apiceque (subacuto) 
plerumque conspicuis; cellule parvee medio pellucide ambitu opacee, 
guttulate, suk elongate, paucee suprabasales nonnunquam (nec semper) 
duplo longiores quam late, omnes subplanze. 
Poliola dissita, foliis duplo breviora, subrotunda, ad medium usque bifida, 
sinu subobtuso depresso, segmentis acutis, superiora (versus fl. 9 ) sub- 
majora sepeque angulata. 
F]. dioici: Q in ramo brevi longioreve terminales. Bracteee distichz 
falcato- -patule, foliis fere duplo longiores, obovato-oblongze rotund, 
ad # bifidee (nee semper complicatie), lobulo lineari lingueeformive 
subacuto; bracteola obovato-lanceolata ad 1 bifida, segmentis con- 
tiguis subacutis, seepe in fl. sterili convolutiva, 
Perianthia . ... . 
L. papulosa differt foliis margine postico recto v. subconvexo, facie mar- 
gineque papulosis, lobulo submajore saccato; foliolis duplo minori- 
bus, ete. 
CHEILO-LEJEUNEA HETEROCLADA, Spruce. 
Hab. Ad fl. Negro juxta S. Gabriel, 8. Carlos, ete., etiam ad fl. Caipurt 
fluvio Trombetas eee in truncis preecipue inundatis. 
F 55x °45, lob "15-2, ¢ de; fle -2x 25, 25x°3, 28x 34; br °75; bris 
6x 35; per “7X 2. amenta g 6 x"45™™, 
Grandiuscula, albida et rufo-badia tenera; caules bipollicares radicellis 
fasciatis arcte adrepentes, vage ramosi seepeque ramulis microphyllis 
pinnati et bipinnulati. 
Folia subimbricata (ad }—yrarissime ad 4 lat. usque), decurva, obscure 
falcata, late semicordato-ovata rotundata—raro solum oblique obtusa 
—repanda, s subrecte complicata ; lobulus sub 3-plo brevior ovato- 
rhomboideus, inflatus acutus; cellule parvule paulo elongatee con- 
vexuls subconformes, intus flexuosee, ambitu late opace, pariete ad 
angulos subincrassato. 
Foliola inferiora subdissita foliis fere 3-plo breviora oblato-rotunda sub- 
angulata ad 4 fere bifida, superiora vix 2-plo breviora ad 4-} solum 
bifida, segme ntis subacutis, 
Flores dioici: 9 terminales in ramo brevissimo—raro longiore vel in 
caulis ipso apice, innovatione nulla suffulti. Bracteze foliis dimidio 
fere longiores, patentissimze vel falcato-divergentes ligulato-oblonge- 
obovateve obtusze vel rotundatee, vix ad i bifidee, ‘lobule ligulato 
duplo fere angustiore apice lanceolato subacuto; bracteola elliptica 
subplana ad 4 bifida—in fl. fertili brevissime bifida, interdum integra 
—segmentis contiguis acutis. 
