—91— 



Riccia lutescens Schwein. is now considered the terrestrial form of Ricciocarpus 

 natans (L.) Corda. 



Riccia tenuis Aust. is a synonym of Ricciella membranacea (Gottsche & Lindenb.) 

 Evans. 



Riccia fluitans L. is now Ricciella fluitans (L.) A. Br. 



Riccia fluitans var. Sullivantii (L.) Aust. is now Ricciella Sullivantii (Aust.) 

 Evans. 



Riccia natans L. is now Ricciocarpus natans (L.) Corda. 



Sphaerocarpus terrestris Smith. The American plant is distinct from the Euro- 

 pean species of this name and is now known as Sphaerocarpos texanus Aust. 



HELPFUL LITERATURE FOR STUDENTS OF NORTH AMERICAN 



HEPATIC^ 



Caroline Coventry Haynes 

 Continuation* 



"New or Noteworthy Hepaticse from Florida," A. W. Evans, Bull. Torrey 

 Club. 32: 219-222, pi. 6. 1905. The following new species are described 

 and figured: Plagiochila Smallii, Cololejeunea diaphana, Lejeunea floridana. 

 There are also valuable notes on other species which, with the new ones, are 

 based on th ee collections of Hepaticce from southern Florida, made under the 

 direct'on of the New York Botanical Garden. 



"The Hepatic^ of Bermuda," A. W. Evans, Bull Torrey Club. 33: 

 129-135, pi. 6. 1906. A new species is described and figured: Crossotolejeunea 

 bermudiana. The present paper is based on six recent collections and increases 

 the number of known species on the Island to twenty-three. 



"Leucolejeunea, a new Genus of Hepaticae, " A .W. Evans, Torreya. 7: 

 225-229. Dec, 1907. This gives a fine description of the new genus and the 

 five species belonging to it, which the author has separated from the genus 

 Archilejeunea: L. clypeata, L. unciloba, L. conchifolia, L. zanthocarpa, L. rotun- 

 distipula. 



"New West Indian Lejeuneae, " A. W. Evans, Bull. Torrey Club. 35: 

 371-389, pi. 26-28. 1908. One local species is made the type of the new genus, 

 Leiolejeunea grandiflora, which with the five additional new species are fully 

 described and figured: Trachylejeunea dilatata, Harpalejeunea reflexula, Odon- 

 .tolejeunea longispica, Brachiolejeunea bahamensis, Symbezidium laceratum. The 

 .author refers to his papers on Puerto Rican flora for an account of the generic 

 peculiarities of the five species. 



* The Bryologist, 11 : 32, 33. 1908. 



