174 HARPA-LEJEUNEA. 
subpinnatim ramosi, ramis confertis assurgenti-arcuatis subeespi- 
tosis. 
Folia subimbricata assurgentia, dein fornicato-decurva, ex angusta basi 
obovata spathulatave, rotundata obtusatave, celluloso - crenulata 
(varius-serrulata), infra medium valide sinuato-complicata; lobulus 
folio vix triplo brevior semiovatus saccatus, margine obliquo invo- 
lato, apice abscondito; cellule mediocres subpellucide, inferiores 
sensim majores longioresque, submarginales sole in conum obtusum 
acutumve prominule, 
Foliola foliis 6-plo breviora, subrotunda, ad } bifida, sinu segmentisque 
subacutis. 
Flores monoici: ? in ramo perbrevi—raro longiore, vel in ipso caule 
terminales, innovatione simplice suffulti. Bracteze foliis caulinis 
dimidio majores, ab apice ad ? alt. bilobee, complicate vel sepe 
non, muricato-erosule, lobo semiobovato vel semispathulato acuto vel 
obtuso, lobulo angustiusculo lanceolato; bracteola duplo fere minor, 
late oblonga, ad 4 bifida, sinu latiusculo subacuto, 
Perianthia subimmersa, anguste pyriformi-oblonga, supra medium 5- 
carinata, carinis papuloso-cristulatis, apice umbonato-prominulis— 
quasi rudimentarie cornutis. 
Amenta ¢ ramulo foliis caulinis longiore constantia; bracteze plerumque 
5-jugee, raro pluri-(10—20-) jugie. 
Foliis paulo densioribus, parum divergentibus, seepe assurgenti-subse- 
cundis, valde concavis, rotundatis obtusatisve, crenulatis; bracteis maxi- 
mis; perianthiis parvis subimmersis; androeeciis longispicis; etc., a L. 
tenuistipula plerisque aliis ejusdem subgeneris differt. 
11. Harpa-LEJEUNEA GOMPHOCALYX, Spruce. 
Hab. Ad fluvium Negro, supra fl. Casiquiart ostia, in cortice. 
F 5x °4,°4x 35, lob. 1, ¢ po—gy; f *08x.08; br -4; br’ 35x15; per 
1:0 x 3mm, 
Albida vel pallide viridis, siccando fuscescens, flaccida prostrata. Caules 
semipollicares teneri ineequaliter pinnati vel subbipinnati, ramis as- 
surgentibus arcuatis. 
Folia paululum imbricata, supra plicam basalem semiverticalem diver- 
geutia, valde decurvo-fornicata, late oblique semiovata abrupte acuta, 
margine toto celluloso-creuulata; lobulus folio 4-5-plo minor, de- 
currens, inflatus, ad plicam convexus, margine (ex involutione) 
transverso, apice occulto; cellule parvee subsequilatere pellucida, 
marginales obtuse prominul, caeterse subplanie, vel pauce superi- 
ores convexulze, ocello nullo. 
Foliola minuta, foliis 5-6-plo breviora, rotunda cuneatove-rotunda, ad 
medium bifida, segmentis obtusis. 
Flores monoici: ¢ in ramulo brevi terminales, innovatione simplice 
suffulti. Bractece foliis minores appressee ultra medium bifid, 
lobo oblique lanceolato acuto, lobulo lineari apice subulato; bracteola 
lineari-cuneata ad 4 bifida, segmentis acutis obtusisve. 
Perianthia alte emersa, foliis caulinis duplo longiora, lineari-prismatica 
vel subclavata rotundato-truncata brevirostria, compressa 5-carinata, 
carinis crebre papillosis. 
Andreecia ramulo brevi, folio caulino equilongo, constantia; bractese 3—- 
4-juge. 
