44 THE VOYAGE OF H.M.S. CHALLENGER. 



Mastigophora (Sendtnera) leioclada, Mitt. 



Mastigophora (Sendtnera) leioclada, Mitt, in Melliss's St. Helena, p. 370. 



Jung < leioclada, Tayl. in Hook. Lond. Journ. Bot., 1845, p. 85 ; G. L. et N,, Synop. Hepat., 



p. 723 {Sendtnera). 



Ascension. — Endemic. Hooker; Moseley. 



Tlie specimens exactly agree with those originally collected ; they are found growing 

 amongst Campylopus. 



It is not improbable that they are a small or young state of the Mastigophora diclados 

 so often gathered in Mauritius. 



Symphyogyna convoluta, L. G. et N. 



Symphyogyna convoluta, L. G. et N., Synop. Hepat., p. 485 ; Melliss, St. Helena, p. 372. 

 Jungcrmannia convoluta, Tayl. in Hook. Lond. Journ. Bot., 1845, p. 94. 



Ascension. — Endemic. Hooker. 



Lejeunia pterota, Tayl. 



Lejeunia pterota, Tayl. in Hook. Lond. Journ. Bot., 1845, p. 91 ; L. G. et N., Synop. Hepat., p. 367. 



Lejeunia ascensionis, Tayl. ibidem fide Mitten in Melliss's St. Helena, p. 371. 



Ascension. Hooker; Moseley. 

 Also in St Helena. 



Lejeunia, sp. 



Lejeunia, sp. 



Ascension. Moseley. 



A minute species creeping on Calymperes ; it has acute leaves, a large inflated lobule, 

 and tripartite amphigastria ; it is in too incomplete a state to afford characters whereby it 

 might be recognised. 



Frullania ericoides, Nees. 



FruUania ericoides, Nees; G. L and N., Synop. Hepat., p. 417. 



Ascension. Lesson. 



West Indies; South America ; Polynesia; India; Java. 



Plagiochasma limbatum, Nees. 



/•' gatdla limbatum, Tayl. in Hook. Lond. Journ. Bot., 1845, p. 95 ; L. G. et N., Synop. Hepat, p. 51C. 



Ascension. Hooker. 

 Also in St Helena. 



