190 DREPANO-LEJEUNEA, 
compressulz ore truncato vix bifidule, ad carinam cellulis ex- 
stantibus pellucidis uniseriatis quasi moniliatee. 
Planta Uaupensis ¢ folia habet tenui-acuminata minus papulosa ; 
bracteas sublongiores (‘5™™), 
3. DREPANO-LEJEUNEA LONGIROSTRIS, Spruce. 
Hab. In M. Tunguragua, supra filices (Hymenophylla) repens, alt. 2400™. 
fF ‘4x 1S. = 35 lob “153 Cc wb fi ‘08; br ‘4; per “65 x4 ane 
inclusis), rostellum *15™™, 
Pusilla rufo-badia. Caules } poll. vage v. subpinnatim ramosi, ramis 
seepe ascendentibus, raro aliis superne parvfoliis. 
Folia subdissita pleraque assurgenti-subsecunda apice deorsum valide 
hamata, alia tamen (latiora) planiora solum apice decurvula, dimi- 
diato-lanceolata sensim acuminata acuta, margine (sepe valide re- 
curvo) spinuloso-denticulata, dentibus obtusiusculis ineequalibus, uno 
alterove supra lobuli sinum czeteris seepius submajore, subpapulosa ; 
lobulus fere 3-plo brevior ovoideus turgidus apice acuto occulto ; 
cellule parvulee parum elongate vix incrassatee parum chlorophyl- 
losee, suprabasales longiores vix autem in ocellum aggregate. 
Foliola minuta foliis 5-plo breviora bipartita, basi 2-8 ¢. alta, segmentis 
divergentibus 4-5 c. longis, basi 2 ¢., apice le. latis, radicellis in 
haustorium peltatum szepissime colligatis. 
Fl. monoici: @ in ramo sepe perbrevi terminales, cum innovatione 
simplice. Bracteze foliis caulinis subzequales utrinque alte connate, 
suberectee, ineequaliter bilobee, lobo subulato, lobulo subquadrato 
bifido, spinoso-denticulatee; bracteola brevior subrectangularis ad 4 
bifida, segmentis subacuminatis. 
Perianthia altiuscule emersa obovato-obpyramidata, alte 5-carinata, 
carinis sub apice horizontaliter dilatato subulato paucispinis, supra 
carinas in rostellum prelongum validum elongata, denum_ 5-fida 
valvulis tamen (cum rostelli laciniis lmnearibus) fere erectis. 
Andrcecia ramos terminantia; bracteee pauci-plurijugee majusculee com- 
plicato-naviculares, biloba, lobo anteriore submajore cuspide aucto, 
ad carinam plus minus cellulis pellucidis moniliate. 
4, DREPANO-LEJEUNEA CAPULATA, Tayl. 
In Lond. Journ. Bot. 1846, p. 394. 
Hab. Ad fl. Negro et Uaupés, in arborum foliis, imo in plantis herbaceis 
(e.g. in Dithyrocarpi sp.), seepe alias Lejeuneas infestans, 
#25 x 07, °2x°1, lob “1-12; ¢ Fy-do 3 (f"" 3c. longa;) br 3; per °35-"4 x 
3mm (sine spins). 
Minuta viridis effusa. Caules }-} poll. parum ramosi, raro subpinnati, 
ramis paucis elongatis. 
Folia distantia patula assurgentia apice valide hamata, ovato-subulata 
acuminata, apice tenui cellulas 3 uniseriatas constante, basi cum 
lobulo (duplo breviore, fere eequilato) in sacculum ovoideum apice 
obtuse prominulum convoluta, margine postico ad lobuli apicem 
spina maxima swepe deorstum spectante armata, caeterum subintegge- 
rimo, antico pauci-(sub 3-) spinuloso integerrimove, haud raro expla- 
