279 177 
Sterilis, minor, in foliis vivis arcte repens. Caulis multiramosus, 
ramis late divergentibus. Folia parva, contigua nusquam imbricata 
nisi in apice ramorum, oblique — interdum subrecte patula, plana, 
optime ovata, dorso ampliata caulemque superantia, ibidem conico- 
denticulata, ceterum margine integerrima, apice obtusa. Cellulae 
foliorum 9p, basales 18>27 », parietibus validis,.antice papillis glo- 
bosis asperae. Lobulus folii majusculus, folio suo triplo brevior, 
ambitu obovato-triangulatus i. e. ex angusta basi valde ampliatus, 
apice truncatus ibidemque spina mediana magna valida et stricta 
armatus; carina curvata, in folii marginem sine ullo sinu excurrens, 
papillis altis grosse obtuseque dentata. Stylo nullo. 
Jungle near Klong Munsé and Nipple (alt. 2000 ft.), on leaves of herbs and 
small shrubs, 
12, (. siamensis St. n. sp. 
Sterilis, minor, subhyalina, in foliis vivis arcte repens. Caulis 
ad 10 mm. longus, validus, simplex vel pauciramosus, ramis late 
divergentibus. Folia imbricata, pro planta magna, subcircularia, 
plano et recte patula, dorso usque ad basin soluta, dein brevissime 
inserta, integerrima, cellulis digitiformibus limbata, limbo in apice 
folii latissimo versus basin folii sensim decrescente sub basi desi- 
nente, cellulis hyalinis papuloso-prominulis formato. Reliquae folii 
cellulae hexagonae, alte minuteque sexpapillatae, subapicales 8 p, 
medianae 8 x 12; basi adsunt ocella oleifera 4, aggregata 
(1836 »). Lobulus parvus, valde rudimentarius (semper ?) plicae- 
formis, angulo grosse spinoso; stylo nullo. 
Jungle near Klong Munsé, on leaves. 
Lopholejeunea Spruce. 
13. L. sundaica Steph. Hedwig. 1896, p. 112. 
Jungle near Lem Dan, on trees. 
Area: Java, Philippinae Insulae. 
Mastigolejeunea Spruce. 
14, M. humilis (G.) Steph. Hedwigia 1890, p. 139. 
Jungle near Klong Munsé, on trees. 
Area: Common in the Sunda Islands. 
Pycnolejeunea Spruce. 
15. P. grandiocellata St. n. sp. 
Sterilis, mediocris, pauca frustula in folio vivo repens. Caulis 
ad 15 mm. longus, simplex, validus. Folia conferta, recte patula, 
subplana, ambitu late ligulata, apice truncato-rotundata, dorso cauli 
incumbentia similiter truncata. Cellulae optime hexagonae, apice 
154, medio 18p, basales 18x 36y, trigonis parvis. Ocella magna 
(27 x 45 ») 6—8 aggregata, medio folii inserta, lobulo tamen ap- 
12 
