LEIOSCYPHUS. 447 
Folia subimbricata opposita, basi antic& subcontigua, posticd, mediante 
foliolo, connata, assurgentia, concava, subquadrata rhombeave, basi 
lata diagonali aflixa; antice subsemicordata leniterque recurvula, 
apice lato plus minus obliquo emarginato-bifidula obcordatave, lobulis 
rotundatis ; cellule subopace, squilaterze, subcontormes, trigonis 
maximis interpositis. 
Foliola vix duplo minora, subimbricata, incurvo-arcuata, profunde bifida 
vel bipartita, laciniis subulatis tenui-acuminatis utrinque basin 
versus subbispinosa, spinis seepe hamatis, haud raro etiam intra 
sinum bispinosa. 
Spicee ¢ juveniles ad ramorum apices adveniunt. 
5. LEIOSCYPHUS FRAGILIFOLIUS (Tayl.!) Mitt. 
Chiloscyphus fragilifolius, Tayl. in Pl. Jameson. (1848); Leptoscyphus fr. 
Mitt. in Hook. Journ. Bot. (1851). 
Hab. Ad arbores secus fluvium Napo (JAMESON et VILLAVICENCIO). 
[Specimina incompleta mihi adsunt. ] 
Elata badia fragillima. Caules 2-pollicares assurgentes subfastigiatim 
ramosi basi radicellosi. 
Folia magna imbricata per paria subecontigua—vix unquam basi connata, 
oblique orbiculata concavissima (externe visa bullato-convexa), basi 
antica subquadrata, postica semicordata ; cellule parvule trigonis 
magnis ad angulos fulcite. 
Foliola breviora, utrinque connata, late cuneata, profunde bifida, laciniis 
iterum bifidis, vel saltem spina magna externe armatis, triangulari- 
bus tenui-acuminatis, margine recurvis. 
XXV. CALYPOGEIA, Raddi. 
Calypogeia, § A Examphigastriate, Raddi in Act. Soc. Se. 
Moden. (1820). Gongylanthus Nees, Hep. Eur. Il. (1836). Gym- 
nanthe Tay]. Mst., pro p., in G. L. et N. Syn. Hep. (1845). Po- 
danthe Tayl. Lond. Journ. Bot. (1846). Lindigia Gottsch. Mex. 
Leverm. t. 20 (1863); Lindigina ejusd. Ann. Sc. Nat. (1864). 
Lethocolea Mitt. in Hook. Handb. N. Zeal. Fl. (1867). 
Plante perpusillz, in cespite depresso intricato crescentes, e toto 
habitu ; caule parum ramoso radicellis crebris repente; foliis suc- 
cubis confertis oppositis, utrinque connatis; florescentia 2 termi- 
nali, innovationibus binis tenuibus stipata, &c., Southbye nostre 
perfecte conformes ; distinguuntur fructu, loco perianthii assurgentis, 
in marsupio pendulo subterraneo incluso. Caules crassi, fragiles. 
Folia tenerrima, basi przlata diagonali inserta, oblique ovato-orbi- 
culata-oblongave, integerrima vel apice lato erosula incisulave. 
Foliola in plurimis nulla. Flores dioici. Involucrum e bracteis 
minutis pro more triseriatis, laciniatis, in annulos 3 connatis—sub- 
inde ad cilia redactis—demum marsupii os obvelantibus, constans. 
Pistillidia sub 12. Marsupium eylindricum pluristratum, intra 
