119 



i^ 



c 



;-\ 



FRUI.T.AXTA (TlIYOrSIELLA) IIUMILTS, n. sp. 



' Dloica, pusilla, rufo-badia, caule vix semipollicari laxc pin- 

 natini ramose. Folia imbricata, patentia, subplana, oblique 

 ovalia obtusa vcl rotundata, basi antica scmi-cordata (auricula 

 oblonga subtruncata) ; lobulus triplo brevior, a caule parum dis- 

 tans et divergens, vcl eidcni fere parallelus, obconico-campanu- 

 latus, la^vis, interlobulo tcnui, subulato ; cellute parvae, pachyder- 

 mes, subpellucidse, subrhombeo-4 — 6-gon3e, inferiores sensim sub- 

 majores. Foliola foliis baud duplo breviora, subcontigua, ob- 



longa, breviter (ad i) bifida, segmentis subacutis, margine laterali 

 recurvo, basi breviter auriculata. Flores ? in ramo terminales. 

 Bracteae intiniae foliis duplo longiores, lobo ovato apiculato inte- 

 gerrimo subplano, lobulo aqtiilongo angustiore deltoideo-Ianceo- 



lato subacuto, infra medium utrinque rude unidentato; bracteola 



mm 



paulo brevior, libera, oblonga ad }4 fi^re bifida, segmentis late 

 subulatis acutis recurvo-canaliculatis, basi processulo tenui aucta. 

 Perlanthium (valde juvenile) lageniformc, apice in tubum sat Ion- 

 gum et latum abiens, omnino ecarinatum. Pistillidia quatuor, 

 praelonga. Folia .55 X.35, lobulus .18, cellulse ^0 ; foliola ,32X.20 ; 

 bracteae I. OX. 65, bracteola .85 X. 5 



Hab. Prope Yungas, Boliviae, in Orchldearum radicibus (No. 



3,061). A F. Brasiliana certe diversa, statura humiliore, foliis 



obtusissimis, etc. 



Frullania (Tiiyopsiella) mollicula, Spruce. {F. rig' 



escens var. inollicida^ -^^^P- Am. et And.) 



Dioica, rufescens, dense stratificata; caules bipoUicares sym- 

 metrice sed laxiuscule bipinnati, frondem anguste oblongam sis- 

 tentes, ramis saepe arcuantibus. Folia concinne non autem arete 

 imbricata^ late patentia, concava, oblique semicordato-ovata, ex 

 rotundato apice praeminute apiculata, rarius mutica, toto margine 

 incurvulo, auricula antica oblongo-rotunda ; lobulus 6-pIo fere 

 brevior, erectus, anguste conlcus, obtusus ; ccllulse parvae, opacse, 

 omnes fere — ad mediam basin praecipue — oblongatae, trigonis 

 magnis pellucidis. Foliola imbricata, foliis aequilata, dimidio 

 breviora, orbiculata, ad ^ bifida, segmentis sub-acutis, margine 

 anguste recurva, basi -utrinque auricula magna rotunda aucta. 

 Flores 5 in ramis terminales. Bracte^ foliis sat majores, cochlea- 

 to-concavae, appressac, ovato-orbiculatae, ad ^ bifida^, lobis sub 

 aequalibus breviter tenui-acuminatis, postico autem inaequaliter 

 bilobo et paucilaciniato ; bracteola late ovalis, segmentis longius 

 acuminatis sublaciniatis. Perianthia subsemiemersa,^subcylindri- 

 ca, alia superne paulo latiora, valde obtusetrigona — in aetate fere 

 teretia — ex apice corrugato-inflexo, demum lacero, tenuirostcl- 



