Bryales 



by V. F. Brotherus — Helsingfors. 



Dicranaceae. 



Leucoloma Brid. 

 1 . L siameiise Broth, n. sp. 



Dioicum; gracile, caespitosum, caespitibus densiusculis, late 

 extensis, laete viridibus, aetate fuscescenti-viridibus, nitidis; caul i s 

 1—2 cm. altus, adscendens, tenuis, niger, inferne fusco-radiculosus, 

 deusiuscule foliosus, superne dichotomus vel simplex; folia falcata, 

 sicca vix mutata, canaliculato-concava, e basi anguste lanceolata 

 sensum longe et tenuiter subulata, usque ad 5 mm. longa, basi 

 c. 0,4 mm. lata, marginibus erectis, summo apice minute serrulatis, 

 limbata, limbo hyalino, angusto, superne sensim tenuiore, usque 

 ad apicem continuo, nervo angusto, cum apice evanido, dorso laevi, 

 cellulis minutis, quadratis, chlojophyllosis , laevibus, basin versus 

 sensim longioribus, basilaribus anguste linearibus, alaribus magnis, 

 numerosis, fusco-aureis. Caetera ignota. 



Species distinctissima, pulchra, quoad foliorum areolatione cum L. 

 Renauldii Broth, comparanda, sed statura paulum robustiore, caespitibus 

 nitidis foliisque falcatis faciliter dignoscenda. 



Klong Munsé, common in the jungle on rocks exposed to the sun. 



Garckea G. Müll. 



± G. phascoides (Hook.) G. Müll, in Bot. Ztg. 1845, p. 865. 

 Jungle near Lem Dan, on riverbank. 



Area: From British India to Tonkin, Sumatra and Java. 



Leucobryaceae. 



Leucobryum Hamp. 



3. L llowriiigii Mitt. Muse. Ind. or. p. 26. 



Klong Munsé, Klong Son, common on rocks and also on trees, ascending to 

 700 ft. 



Area: Hongkong, Khasia, Ceylon and Sumatra. 



4. L. sanctum (Brid.) Hamp. 

 Klong Munsé, on rocks in the jungle. 



Area: Nepal, Singapore, Sumatra, Java, Banca, Borneo and Celebes. 



8* 



