254 A. W. Evans — A Provisional List of the Hepaticm 



L. AnderSSOnii Angstr. l. c. p. 24. Hawaiian Islands (Andersson). 



Li. ungulata Angstr. 1. c. p. 25. Hawaiian Islands (Andersson). 



L. Owaihiensis Gottsche, Syn. Hep. p. 351. Hawaii (Herb. Hook.) 



L. OCUlata Gottsche, Syn. Hep. p. 357. Hawaii (Herb. Hook.). 



L. Stenoschiza Angstr. 1. c p. 26. Hawaiian Islands (Andersson). 



L. Pacifica Mont. Syn. Hep. p. 378. Hawaiian Islands (Gaudichaud, Andersson), 



L. SUbligulata {L. cancellata Lindenb. in Herb, non Nees et Mont.; L. Sandvi- 

 censis Steph. Hedwigia, xx'\x, p. 88). Hawaiian Islands (Gaudichaud). 



Li. albicans Nees, Syn. Hep. p. 386 {L. cucuUata Lindenb. in Herb, non Nees; 

 vid. Steph. 1. c. p. 89). Oahu (Meyen). 



L. CUCUllata Nees, Syn. Hep. p. 390. Hawaiian Islands (Andersson, Hille- 

 brand). 



Li. Calyptrifolia Dum.? (L. cahjptrata Angstr. 1. c. p. 27). Hawaiian Islands 

 (Andersson). 



Li. Hillebrandii Aust. Bot. Gazette, i, p. 35. Hawaiian Islands (Hillebrand). 



L. CeratOCarpa Angstr. l. c. p. 27 (?!,. ohcordata Aust. Bot. Gazette, i, p. 36). 

 Hawaiian Islands (Anders.son); West Mauii (Baldwin). 



Pladula reflexa Nees et Mont. Syn. Hep. p. 253. Hawaiian Islands (Gaudi- 

 chaud). 



R. Xalapensis Mont. Syu. Hep. p. 255. Hawaiian Islands (Baldwin, 232!). 



R. Javanica Gottsche, Syn. Hep. p. 257. Hawaii (Herb. Hook.); East Maui 

 (Baldwin, 50, 179!). 



R. Mannii Aust Bull. Torr. Bot. Club, v, p. 15. Oahu (Mann and Brigharal); 

 East Maui (Baldwin, 21!). 



Porella Ha-waiiensiS u. sp. West Maui (Baldwin!). 



Brownish-green, ctespitose ; stems one- to three-pinnate ; leaves 

 loosely imbricated, s])reading, falcate-ovate, the margins mostly 

 entire or toothed towards the apex, which is coarsely and irregularly 

 spinulose-dentate, the ventral margin distinctly folded at about the 

 middle ; lobule narrow, lingulate-ovate, with entire or undulate 

 margins ; amphigastria about the width of the stem, ovate, mostly 

 entire, the apex variously one- to four-toothed ; fruit not seen. 



Leaves about l-s™"^ ^ong, 0"5™"' wide ; cells in middle of leaf 

 0-025""" in diameter. 



Allied to Madotheca Ugulifera Tayl. (Syn. Hep. p. 263, n. 1), 

 from which it diifers in the shape of the leaves, in their mode of 

 insertion, and, especially, in the peciiliar characters of the amphi- 

 gastria. 



P. Isevigata Lindb. {Madotheca lavigata Dum. Syn. Hep. p. 276). East Maui 

 (Baldwin, 222!), 



