204 



THE AMERICAN MIDLAND NATURALIST 



from Haller, had already been taken up for this type by Zinn 

 (Cat. Hort. Goett. 79. 1757). Cladium P. Br. (1756) being a 

 hyponym, is not recognized in recent floras. 



34. — Styphorrhiza Ehrh., 1. c. p. 147. 

 The type is designated as Polygonum viviparum 

 genus is antedated by Bistorta (C. Bauhin) Miller. 



L., and as 



37. — HELLEBORi^fJE Ehrh., 1. c. 

 The type is designated as Serapias latifolia which is the same as 

 Serapias helleborine L-, now recognized as the type of Serapias, 

 so that Helleborine Ehrh, becomes another of the numerous 

 synonyms of Serapias. 



41. — Trichophyllum Ehrh., 1. c. 

 The type is designated as Scirpus aciciilaris L., so that Elocharis 

 R. Br. (18 10) becomes a synonym of Trichophyllum. 



Scirpus acicularis L., Eleocharis 

 acicularis R. &. S. 



T. aciculare (L.) 



T. acuminatum (Muhl. 



T. albidum (Torr.) 

 T. arenicolum (Torr.) 

 T. atropurpureum (Retz.) 

 T. Baldwinii (Torr.) 

 T. hicolor (Chapm.) 

 T. capitatum (L.) 



T. cellulosum (Torr.) 



T. Chaetaria (R. & S.) 



T. cylindricum (Bucl^l.) 



T. diandrum (C. Wr.) 



'T. elongatum (Chapm.) 



T. Engelmanni (Steud.) 



T. intermedium (Muhl.) 



T. intermedium var. Habereri 



(Fernald) 

 T. interstinctum (Vahl) 



Eleocharis acuminata (Muhl.) 



Nees 

 E. albida Torr. 

 E. arenicola Torr. 

 E. atropurpurea (Retz.) Kunth. 

 E. Baldwinii (Torr.) Chapm. 

 E. bicolor Chapm. 

 Schoenus capitatus L., Scirpus 



tenuis Willd., Eleocharis tenuis 



Schultes, E. capitaia (L.) R. 



Br. 

 E. cellulosa Torr. 

 E. Chaetaria R. & S. 

 E. cylindrica Buckl. 

 E. diandra C. Wright 

 E. elongata Chapm. 

 E. Engelmanni Steud. 

 E. intermedia (Muhl.) Schultes 

 Var. Habereri Fernal4 



Scirpus inter stinctus Vahl, Eleg= 

 charis interstincta R. & S.. 



