30 



ART. 4. — SHUTAI OKAMÜKA : 



FifJ. 12, Aërobryopsis Parisii. 



A. Folia ( X 15) ; R. Theca ( x 5). 



chlorophyllosis, parietibus omnibus incrassatis, in medio folii rhom- 

 beis vel sublineari-rhomboideis, dorso papilla singula medio notatis, 



c. 20-40 !i longis et c. 7 /^ latis, 

 basilaribus linearibus c. 40- 

 56 /^ longis (^t c. 7 !'■ latis, in- 

 fimis latioribus c. 7-1) n sinua- 

 tis inter sese porosis laevibus, 

 alaribus numerosis brevioribus 

 oblongis rectangulis ovatisque 

 c. 20-30/^ longis et c. ISa' 

 latis lutescentibus laevibus, 

 superioribus sublineari-rhom- 

 boideis c. 20-40/^ longis et c. 

 5-7 /^ latis laevibus. Inßores- 

 centia dioica ; flores masculi 

 ignota ; flores feminei in caule vel ramis. Ramulus pevlchaetialis 

 baud radiculosus. Bracteae perichaetli intimae basi haud vaginatae 

 oblongae concavae, in acumen recurvum vel erectum elongatum 

 filiforme minute serrulatum subito attenuatae, c. 2.4-2.8 mm. 

 longae et basi c. 0.45 mm. latae ; nervo tenui, infra apicem evanido ; 

 cellulis linearibus, inter sese porosis, basilaribus laxioribus, omnibus 

 laevissimis. Vaginula cylindrica, c. 1.6-1.8 mm. longa, lutescenti- 

 viridescens apice fusca. Seta saepe gemella, c. 10-15-20 mm. 

 longa, stricta vel leviter flexuosula, rubra, inferne laevis superne 

 scabra, sicca haud torta. Theca suberecta vel arcuata, asymmetrica, 

 leviter gibbosa, e collo distincte conico cylindrica, ad orificium 

 paulum angusta, sicca deoperculata sub ore paulum contracta, haud 

 plicata, c. 2.5-3.0 mm. longa (collo c. 0.4 mm.) et c. 0.8 mm. 

 crassa, fusca, laevis ; cellulis exothecii quadratis vel rectangulis c. 

 25-56;" longis et c. 20-25/^ latis, parietibus incrassiusculis, ad 



