8 



18. CYPERUS NODOSUS, Willd. Enum. Hort. Berol. 72. 1809. 

 Recorded from Jamaica by Clarke, as collected by March. Distri- 

 bution : Central America, Northern South America ; Martinique. 



19. CYPERUS GIGANTEUS, Vahl, Enum. II : 364- 1806. 



Cyperus elatus, Griseb. Fl. Br. W. I. 566, in part. 1866. 

 Coastal marshes and along lagoons. Ferry River (Fawcett & 

 Harris ; Britton 396). West Indies and Central America to Uru- 

 guay. 



20. CYPERUS RADIATUS, Vahl, Enum. II : 369. 1806. 

 Shown in the Kew Herbarium by a specimen from Jamaica, accord- 

 ing to Clarke, the collector not cited. Distribution : tropical re- 

 gions of the Old World and the New. 



21. Cyperus platystachyus, Griseb. Fl. Br. W. I. 567. 1864. 



Mariscus flabelliformis, H. B. K. Nov. Gen. & Sp. 1 : 215. 



1815. Not Cyperus flabelliformis, Rottb. 

 Frequent on banks and along streams at low and middle eleva- 

 tions. Near Gordon Town (Britton 5) ; Troy (Britton 613) : near 

 Port Antonio (Earle 625). Central America and northern South 

 America : Martinique. 



22. Cyperus globulosus, Aubl. Pi. Guiana, 1 : 47. 1775. 



Mariscus echinatus, Ell. Bot. S. C. & Ga. 1:75- 1816. 



Cyperus cyclostachyus, Griseb. Fl. Br. W. I. 567. 1864. 



Mariscus globulosus, Urban, Symb. Ant. II: 165. 1900. 

 Jamaica, collected by March and by Hart. Distribution: South- 

 eastern United States ; Bermuda ; Porto Rico (according to Clarke) ; 

 Guiana. 



23. Cyperus cyperoides (L.) Britton 



Scirpus cyperoides, L. Mant. II: 181. 1771. 



Mariscus Sieberianus, Nees, Linnaea, 9': 286. 1834 (hypo- 



nym) 



Mariscus cyperoides. Urban, Symb. Ant. II : 164. 1900. 

 Collected in Jamaica by Hart and by Wullschlaegel, as cited by 

 Clarke. Introduced from Tropical Asia or Africa. Also in Tri- 

 nidad. 



24. Cyperus tetragonus, Ell. Bot. S. C. & Ga. I: 71. 



1816. 



Cyperus anceps, Liebm. Mex. Halvgr. 25. 1850. 



Mariscus tetragonus, Clarke in Urban, Symb. Ant. I : 



44. 1900. 

 Recorded by Clarke from Jamaica as collected by Wullschlaegel. 

 Distribution : southeastern United States and Mexico. 



25. Cyperus cayennensis, (Lam.) Britton 



Kyllinga cayennensis, Lam. 111. 1 : 149- I79 1 - 



Mariscus flavus, Vahl, Enum. 11:374- 1 806. 



Cyperus flavomariscus, Griseb. Fl. Br. W. I. 567. 1864. 



Mariscus cayennensis, Urban, Symb. Ant. II : 165. 1900. 

 In fields and on banks, frequent. Vicinity of Constant Spring 

 (Maxon 2155). Southeastern United States and Mexico to Pata- 

 gonia. 



26. Cyperus Swartzii (Dietr.) Boeckl. 



Mariscus Swartzii, Dietr. Sp. PI. II : 343- 1 833- 

 Kyllinga filiform is, Sw. Prodr. 20. 1 788. Not Cyperus 

 filiform is Sw. 



Cyperus caymanensis, Millsp. FieldCol.Mus.Bot.il: 120. 

 1900. 

 Recorded by Grisebach and by Clarke. Jamaica Plants No. 1561, 



