44 ART. 4. SHÜTAI OKAMÜEA : 



uniformiuin coniposito ; cellulis chlorophyllosis, laevibus, parietibus 

 incrassatis, superioribus rhombeis vel rhomboideis, c. 15-30 /^ longis 

 et c. 7-8 /^- latis, in medio folii broviter linearibas c. 25-40 // longis 

 et c. 5-7 p- latis, basilaribus c. 40-60 fj- longis et c. 7-8 /^ latis, in- 

 fimis brevioribus c. 30-40 ,« longis et c. 9-10 /« latis inter sese 

 porosis saepe Inteis, angularibus infimis rectangulis c. 15-20 <« 

 longis et c. 9 ,« latis, angularibns supernis minntis quadratis c. 7- 

 9 [J- magnis luteis. Inßorescenüa autoica ; flores iitriusque sexus 

 geminif ormes, in caulibus secundariis vel ramis ; folia perigonialia 

 intima obovato-oblonga, apice subito in acumen breve subulato- 

 acutum contracta, c. 0.75 mm. longa et c. 0.36 mm. lata, enervia ; 

 antheridia c. 7, c. 0.4 mm. longa, paraphysibus paucis hyalinis. 

 Ramulus perlchaetialis hand radiculosus. Bracteac pcridmetii in- 

 timae basi alte vaginatae et obovato-oblongae, subito in acumen 

 breviter et latiore subcuspidatum constrictae, c. 2.5-3.0 mm. 

 longae et c. 1.0-1.1 mm. latae, margine ad apicem crenulatae 

 vel integerrimae ; nervo tenui, ultra medium evanido ; cellulis su- 

 perioribus late rhombeis vel rhomboideis, c. 15-20/^ longis et c. 

 7-9 A' latis, ceteroquin linearibus c. 30-100 A' longis et c. 7 /^ latis. 

 Vaginida oblongo-cylindrica, c. 0.48-0.60 mm. alta et c. 0.24 mm. 

 crassa, fusca ; paraphysibus numerosis, hyalinis. Seta c. 0.4-0.5 

 mm. longa et c. 0.12-0.16 mm. crassa, erecta, fusca, laevis. Theca 

 immersa ovato-oblonga, symmetrica, erecta, c. 1.2-1.4 mm. longa 

 et c. 0.64-0.75 mm. crassa, fusca, laevis ; cellulis exothecii rectan- 

 gulis c. 30-56/^ longis et c. 15-20,« latis, ad orificium c. 3-4- 

 seriebus minutis plane hexagonis ; stomatibus nuUis. Exostomli 

 dentés basi connati, lineari-lanceolati, c. 0.35-0.4 mm. longi et basi 

 c. 42 /^ lati, Strato dorsali laevi, inferne lutescenti-fuscescenti apice 

 hyaline, linea media fere stricta et saepe hie illic paulum perforata, 

 Strato ventrali hyaline laxe (c. 20-25) et humile lamelloso ; endo- 



