210 Linnean Society. [June 4, 



may belong to the following division, as the number of stigmas is 

 not indicated. 

 3. Monoecae ; stigmatibus 3. 



7. C. microglochin ; 8. C. pauciflora ; 9. C. Pyrenaica; 10. C. spicata, 

 11. C. rupestris. 



B. Spicis capitatis involucratis. 

 12. C. cyperoides; 13. C. Baldensis. 



C. Spicis compositis. 



1. Stigmatibus 3. 



14. C. curvula, 



2. Stigmatibus 2 ; floribus sterilibus in spicarum apice. 



15. C.fcetida; 16. C. stenophylla ; 17. C. lohata; 18. C. incurva; 19. 

 C.schoenoides; 20. C. divisa; 21. C.chordorhiza; 22, C. vulpina; 

 23. C. muricata ; 24. C. divulsa; 25. C. teretiuscula; 26. C. para- 

 doxa ; 27. C. paniculata. 



3. Stigmatibus 2 ; spicis aliis fertilibus aliis sterilibus, v. floribus sterilibus 

 in media spica, v. floribus sterilibus in aliis spiculis basalibus in aliis 

 apicalibus. 



28. C.ludibunda; 29. C. intermedia; 30. C.modesta; 31. Carenaria; 

 32. C. repens; 33. C. microstyla. 



4. Stigmatibus 2 ; floribus sterilibus in spicai-um basi. 



34. C. brizoides; 35. C.Schreberi ; 36. C Ligerica, Gay ; 37. C. stellu- 

 lata; 38. C grypos; 39. C ovalis ; 40. C axillaris', 41. C. Bcen- 

 ningliausiana ; 42. C remota ; 43. C. elongata ; 44. C lagopina ; 

 45. C. heleonastes ; 46. C curfa; 47. C loliacea. 



D. Spicis distinctis, omnibus androgynis ; floribus sterilibus in apice spica- 



rum ; stigmatibus 3. 

 48. C. Linkii ; 49. C. .Sarcfa. 



E. Spicis lateralibus ? ; terminali androgynS, floribus sterilibus apicalibus ; 



stigmatibus (nisi in C. bicolore) 3; fructu inconspicue rostrato. 

 50. C. bicolor; 51. C, atrata; 52. C. aterrima; 53. C. nigra; 54. C 

 Vahlii ; 55. C Buxbaumii. 



F. Spicis distinctis ; stigmatibus 2. 



1. Fructiis rostro complanato marginato. 



56. C. mucronata ; 57. C. microstachya. 



2. Fructus rostro parvo teretiusculo plerumque membranaceo. 



58. C. Grahami; 59. C. saxatilis; 60. C. Goode7iovii; 61. C rigida; 

 62. C. ccBspitosa ; 63. C. trinervis ; 64. C aquatilis ; 65. C acuta', 

 66. C Mcenchiana. 



G. Spica mascula unica, foeminea unica vel pluribus; stigmatibus 3. 

 1. Spicis plerisque vel omnibus in apice culmi approximatis subsessilibus ; 

 fructus rostro baud complanato vel bifido. 

 67. C.supina; 68. C. platystachya; G9. C. macrolepis; 70. C.gyno- 



