MICROPTERYGIUM. 
oo 
fora) 
TSS 
carinate, apice angusto bifidule longiciliateeque, ceetero margine 
distanter ciliolate, reti laxo elongato levi nonnisi apicem versus 
asperulo. 
Perianthia magna, ramis foliosis subeequilonga, albida lineari-subulata 
trigona, ore in cilia prelonga flexuosa pluritida, reti superne asperulo, 
inferne levi et valde elongato. Calyptra duplo brevior tenuissima, 
demum irregulariter rupta. Capsula magna cylindrico-oblonga. 
Amenta ¢ breviuseula incurva albida; bracteee 5-8-juge conferte 
pellucide ovato-cymbiformes, acumine breviusculo tenui spe 
bidentulo, margine hic illic denticulato. Antheridia solitaria. 
2. MicropreryaiuM PrERYGOPHULLUM (Mart.) 
Jungermania Pterygophyllum Nees in Mart. Fl. Bras. icon. t. 19; 
Micropterygium vulgare Nees, Lg. et G. Syn. Hep. p.p. 
Hab. ad truncos putrescentes in monte Guayrapurina Andium Peruvize. 
Guiana gallica (Montagne, hb.) 
F. lamina sup. 6 x°3, inf 5 x°18, ala -4x°08; f 25x25; ¢ gh-2 
br. intima 16x ‘55; per 35x °55, cilia 4-7 longa; cal 1°35 x °55 
caps 1:0 X35™™, 
Pallide viridis ceespitoso-procumbens, plagas magnas laxas formans. Caudex 
breviter repens subdivisus, radicellosus subaphyllus, caules pollicares 
assurgenti-arcuantes et flagella radicantia edens. Caules vage 
insequaliter ramosi; rami laterales pro more polyphylli, raro 
ramulosi; postici vel tota longitudine, vel basi sola radicelliferi, 
superne foliosi interdum ramulosi. Radicelle fasciculate, sub 6 
(4-12) in quoque fasciculo, e foliis minutis (squameformibus) 
tristichis ortie. 
Folia subdissita vel parum imbricata, late patentia, supra subtusque 
convexula, e cellulis prominulis scaberulis exasperata; lamella 
superior trapezoideo-lanceolata-lingulatave sensim acutata, margine 
supero rectiusculo solum basin versus late rotundato vel etiam sub- 
semicordato ; 1. inferior apice cum superiore contermina, basi sub- 
brevior, medio vix duplo angustior, lanceolata acuminata serrulata ; 
ala folio 4-plo fere angustior, longe supra basin desinens ; cellule 
minutule subpellucidee, rotundo-quadratie-hexagoneve, facie alte 
convexee coniceve, minute tuberculosee. 
Foliola subcontigua, foliis plus duplo breviora, suborbiculata concava, 
apice incisulo-3-dentata, toto margine subserrulata. 
Flores dioici: 2 ramulo brevissimo postico, basi polyrhizo, e caudice vel 
spe e caule folioso orto, constantes. Bractez 6, biseriatee appressee ; 
intima (postica) foliis caulinis triplo fere longior, oblonga acuminata, 
triplo longior quam lata, tenuissima, carinata, apice in cilia 3-4 pree- 
longa dissoluta, ceetero margine subciliata, reti elongato pelluci- 
dissimo ; bractea secunda sublatior firmiorque, minus ciliata; br. 
tertia paulo minor ; bractez seriei exterioris multo minores, extima 
minuta. 
Perianthia magna, involucrum plus duplo superantia, lineari-trigona 
subulato-acuminata superne alte plicato-tricarinata, apice connivente 
in cilia longissima ($™™") soluta, cellulis angustis, triplo longioribus 
quam. latis, fere vacuis, planis sed minutissime asperulis, conflata. 
Pistillidia ad 15 vidi: sterilia demum calyptree basiadnata. Calyptra 
perianthio triplo fere brevior, pyriformis pallida tenuis, cellulis uni- 
stratis ineequilateris 4-7-gonis constans, demum apice fisso bilabiata. 
