875 BULLETIN DE L'HERBIER BOISSIER (2me sém.) — Plagi 
antice late decurrentia, postice breviter inserta parum ampliata, in 
caulem tegenlia vulgo recurva latissime trigona, subsymmetrica ma 
anlico substricto, superne leviter curvato, spinoso, spinis usque ad 
infimam basin inserlis remotiusculis, infimis parvis versus apicem 
sensim majoribus subrecte patulis, margine postico e basi angulatim 
rotundata bene arcuato longespinoso, spinis e lata basi abrupte longeque 
attenuatis strictis vel hamatis, minoribus interjectis sat irregularibus 
varieque patulis, apice angustissimo emarginato-bispinoso spinis quam 
relique vix majoribus. Folia superiora parum longiora, plus 3,5 mm. 
basi postica magis ampliata alteque cristata margine antico stricto 
equaliter spinuloso apice angusto obtusato similiter armato. Cellulce 
valde aberrantes, parietibus saspe flexuosis, trigonis maximis nodu- 
losis, longe in lumen prominulis (ut in cellulis Frullaniarum), apicales 
18 »« 5^ y, basales 18 »« 72 yu. Folia floralia latissime ovata vel fere 
circularia, similiter armata. Perianthia oblongo-ovata (5 mm.) compressa, 
ore late truncato valide spinoso. 
Hab. Sumatra (Schiffner, 2800 m.), Borneo (Korthals). 
322. Plagiochila badia St. Engler's Bot. Jahrb. 1896, p. 304. 
Dioica mediocris, flacecida, rufo-badia, laxe cxspitosa pendula. Cauli 
ad 10 cm. longus, tenuis fuscus rigidus superne laxe pluriramosu 
ramis longis subrecte patulis pauciramulosis. Folia caulina 3 mm. longa 
parum imbricata, oblique patula angulo 58? vix decurrentia, plano- 
disticha, basi postica ampliata, caulem in plano-tegentia, rarius recur- 
vula, ambitu late ovato-trigona, tertio infero amplissima, apice ^ plo 
angustiora, margine antico stricto nudo vel superne remote paucidenti- 
culato, postico e basi rotundata leniter eurvato ipsa basi nudo ceterum 
6-7 dentato dentibus remotis validissimis triangulatis acutis superne 
breviter acuminatis, apice oblique truncato 3-4 dentato, dentibus inzequa- 
libus parvis, anteriore vulgo multo majore. Cellula apicales 18 ^X 27 w 
trigonis nullis, basales 27 »« 5^4 x trigonis magnis optime nodulosis. 
Folia ramulina sensim minora remotiuscula oblonga, basi postica haud 
ampliata margine postico remote 2-3 spinoso, apice emarginato-bidentato 
vel dente parvo interjecto tridentato. Folia floralia caulinis similia 
parum majora crebre spinosa. Perianthia ? 
Hab. Samoa (Reinicke), Tahiti (Nadeaud). 
323. P. subtropica St. n. sp. 
Sterilis, major, robusta, optime rufa vel fuscescens, laxe. caspitosa. 
Caulis ad 8 cm. longus, validus rufus, in ramis valde attenuatus, simplex 
superne multiramosus, ramis divergenlibus. Folia caulina vix 9 mm. 
260 
