\(il.\l. \'J'2\ ll!A.\/. STKPII AM. SI-KCIKS IIKKATIC \ 11 T M /'!// (/ioiliilt/ . 



taiis vel pendula. ('.(nilis ad 1.) cin. loiigus, validus, irregulariter 

 l)i[)innalus, raniis |)riniariis 2-1 cni. iongis, pinnulis paucis, 5-15 

 niin. longis. Folid nmliiui reinoliuscuia, obli(|ue ])atula, canali- 

 culalini concava, iii |)lano oblon_<»a-trif>ona {'.j,7) inni. longa, supra 

 basin 2,25 nun. lala) basi utriiK|ue longe decurrentia, asyininetrica 

 inari>ine supero e basi rotundata slri( io, dense breviterque dentato 

 inargine iiijcio slriclo nudo vel sub apice paucidentato, apice ipso 

 oblique Iruncala, eniarginato-tridentata. Cdlulse superse 18 X 

 21 n, basales 18 x .■}()/<, i^arietibus trabecnlalini incrassalis. 

 Hab. Holivia (Herzog legil). 



228. IMacjioehila oahiiiia St. n. sp. 



Dioica niediocris rigida pallide ilavicans, cttate rufescens, in 

 cortice laxe Cccspitans. (]aulis ad 5 cin. longus, superne irregula- 

 riter ramosus, ramis primariis paucis, 2 cm. longis, sparsim bre- 

 viterque pinnatis, pinnis attenuatis, flagellatis niinuleque foliosis. 

 Folia caulina remota, oblique patula, parum concava, in plano 

 linearia (1) mm. longa, ubique 1 mm. lata) marginibus nudis, in 

 margine supero inlerdum remole bidentatis, apice oblique trun- 

 cata, angulis spina valida armatis. Cellulx superse 27 x 27 u., 

 trigonis magnis acutis, basales 27 x 54 /<, trigonis nodulis. Folia 

 jloralia caulinis subaequilonga, ovata (2 mm. lata, 3,5 mm. longa) 

 symmetrica, margine snpero irregulariter dentato et spinuloso, apice 

 inaequaliter bifido, lacinia inajorc triangulata, attenuata pauci- 

 dentata, lacinia minore lineari integerrima, acuta. Reliqua desunl. 



Hab. Hawai. Oahu (?'aurie legit). 



229. IMa(|iochiia Ow^nii St. n. sp. 



Sterilis mediocris flaccida pallide flavicans, in rupibus pulvi- 

 natim caespitans. Caulis ad 2 cm. longus, simjilex, rarius ramulo 

 auctus. Folia caulina conferta, oblique patula, decurvo-homomalla, 

 in ])lano late ovato-trigona (2,75 mm. longa, supra basin 2,25 mm. 

 lala) ad medium inserta, subsymmetrica, marginc supero e basi 

 late rolundala leviter arcuato, margine infcro similiter curvato, 

 a])ice obtusa, marginibus ubique nudis. Cc//»/cT sup)erae 18 X 18//, 

 Irigonis magnis Irnncatis, basales 27 x 36//, trigonis nodulosis. 



Hab. Iliheinia. Killarney (0\^en lcgit.). 



230. Pla()iochila Okainiirana St. n. sj). 



Dioica minor rigida, dilule flavo-virens, in ruj^ibus laxe caesjii- 

 lans. (aiuUs ad 7 cm. longus, irregulariler longeque ramosus, 



190 



