Pfagiocfiild. 1"I'.a.\/ sikpham. spkciks iikivv i ic.aiiim (\()|,.\|. |',):2I 



326. I*Ia(jioohila suhlinoaris Sl. n. sp. 



Dioica, iiiediocris gracilis flaccida, fliluU' bruiinea, apicibus 

 flavescentibus, in corlice laxe caispitans. Caulis ad 6 cm. longus, 

 remote longeque ramosus, ramis simplicibus vel pinnula auctis, 

 sub flore femineo dichotome innovatus. Folia caulina remotius- 

 cula, oblique patula, canaliculatim concava, in jilano sublinearia 

 (3, .5 mm. longa, 1,75 nmi. lata) symmetrica, margine supero 

 leviter arcuato, inferne nudo, superne regulariter valideque 

 dentato, margine infero (illo parallelo) nudo, sub apice pau- 

 cidentato, apice ipso truncata (1 mm. lata) quadridentata, 

 dentibus medianis multo minoribus. Cellulse superfe 18 x 27 u, 

 trigonis majusculis, basales 18 x 54 u, parietibus validis. Perian- 

 thia obovato-obconica, valde inflata, ore truncato, breviter den- 

 tato-spinoso. Folia floralia caulinis simillima aequimagna. An- 

 drcecia desunt. 



Hab. Clnle (Lechler legit). 



327. Plagioehila subpilifolia St. n. sp. 



Dioica, mcdiocris, gracilis, rigidula, pallide virens, in cortice 

 laxe intricata. Caulis ad 4 cm. longus, parum breviterque ramosus, 

 ramis 15 mm. longis, squarrose patulis. Folia caulina remotius- 

 cula, decurvo-homomalla, canaliculatim concava, in plano anguste 

 oblonga (4,5 mm. longa, medio 1,75 mm. lata) symmetrica, mar- 

 gine supero nudo, sub apice grosse trispinoso, margine infero 

 substricto, edentato, apice 0,5 mm. lata, emarginato-bispinosa. 

 Cellulse superse 27 x 36 in, trigonis maximis, basales 18 x 54 a, 

 parietibus vaUdis. Andrcecia in ramis mediana, bracteis 8-10 jugis. 



Hab. Mexico (Arsen legit). 



328. Plagiochila serrifolia St. n. sp. 



Sterilis parva flaccida et tenerrima, pallide virens, in terra 

 dense depresso CEespitans. Caulis ad 2 cm. longus, simplex, rarius 

 ramulo auctus. Folia caulina contigua, subrecte patula, parum 

 concava, in plano optime rhombea (1,75 mm. longa, 1,25 mm. lata), 

 margine supero substricto, inferne nudo, superne remote denticu- 

 lato, margine infero illo parallelo, stricto et nudo, apice oblique 

 truncata, basi optime parallela, similiter dentata. Cellulae superse 

 36 X 36 u, basales 27 x 45 /u, trigonis nnlUs, cuticula basaUs 

 striolata, superne nuda. 



Hab. Australia. New South Wales (Watts legit). 



-223 



