I'l<ltli,i<hil<l. KliA.N/. STKI'II.\M. SPKCIKS lli;i'.\TI(,Am M (V0I..VI. 1921) 



'.\M. Plariiochila ['hli(|ii Sl. n. sp. 



Sterilis, maxinia rigida, flavesccns, in rupibus longe prostrala 

 laxeque caespitosa. Caulis ad 15 cm. longus, simplex validus 

 fuscus. Folin raulinn confcrta, rectc patula, j^arum concava, in plano 

 late trigona, basi utrinque longissime decurrentia, alis lanceolatis, 

 margine maxime crispatis, margine aupero e basi rotundata sub- 

 stricto nudo, margine infero leviter sinuato, sub apice bidentato, 

 apice ipso rotundata, 1 mm. lata, quadrispina, spinis parvis diver- 

 gentibus. r>///;/<'r superae 27 > 21 a, trigonis inagnis subnodulosis. 



Hab. Afrivn orientnlis. Kilimandscharo (Uhlig legit). 



365. Placjiocliih) uhan()iensis Sl. n. sp. 



Sterilis major rigidula, flavescens, iii rivulis laxe csespitans. 

 Caulis ad 4 cm. iongus, simplex vol furcatus, ramis 2 cm. longis. 

 Folia caulina remotiuscula, oblique patula, canaliculatim concava, 

 saepe subinvoluta, ad medium inserta, postice breviter decurrentia, 

 in plano ovato-oblonga, (4 mm. longa, medio infero 2,25 mm. lata) 

 asymmetrica, margine supero e basi rotundata stricto, regulariter 

 remoteque dentato, margine infero stricto, inferne nudo, superne 

 similiter armato, apice truncata, 1 mni. lata, irregulariter denti- 

 culata. Cellulae superae 18 x 18 a, trigonis majusculis, basales 

 18 X 45//, parietibus validis. 



Hab. Africn. Congo bclgica (Seret legit). 



366. Playioehila vulgarifolia St. n. sp. 



Dioica magna rigida, flavo-rufescens, in rupibus laxe intricata 

 lateque expansa. Caulis ad 7 cm. longus, simplex vel parum bre- 

 viterque ramosus. Folia caulina contigua, oblique patula, canali- 

 culatim concava, marginibus arcte recurvis, in plano ovato- 

 trigona (4 mm. longa, supra basin 3 mm. lata) asymmetrica, basi 

 utrinque longe decurrentia, margine supero e basi rotundata 

 stricto, inferne nudo, superne regulariter denseque denticulato, 

 margine infero stricto nudo, sub apice paucidentato, apice ipso 

 truncata 0,75 mm. lata, irregulariter denticulala. Cellulse superye 

 27 X 36 /<, basales 18 ^' 72/^, trigonis nuliis, parietibus validis. 

 Androcceia in caule terminalia, bracteis sexjugis, ex apice vege- 

 tativa. Perianthia gigantea 8 mm. longa, clavata, ore truncato- 

 rotundato minute denseque spinulosa. Folia floralia intima cau- 

 linis simillima, majora, marginibus dense regulariterque spinulosis. 



Hab. Nova Caledonia (Lerat legit). 



286 



