Linruean Society. 189 



bifurcatis subinflatis nervosis glabris nitidis squama purpureo-ferru- 

 ginea concolori v. apice hyalina, ciliata, hispido-aristata longioribus. 



0. physocarpa, Nees (non Presl). 



Hab. in America. Meridionali ; in Ins. Chiloe, Cuming, no. 43 ; in Monte 

 Pilylum Columbia, ad alt. ped. 12,000, Jameson {Herb. Hooker). 



Obs. Affinis C. paludosce, Gooden. 



13. C. thecata, spicis 4 — 6 erectis pallidis v. castaneis : terminali mas- 

 cula cylindracea : reliquis fcemineis oblongis remotis inferioribus ex- 

 serte pedunculatis longe bracteatis vaginatis, stigmatibus 3, perigyniis 

 (floriferis) ovatis bidentatis utrinque nervosis ad margines denticulatis 

 squama ovata acuminata v. cuspidata dorso nervosa brevioribus. 



Hab. in arenosis Insulae Rottnest prope Prest, Preiss, 1 839 (Herb. Ward.) ; 

 ad fl. Cygnorum, Drummond, no. 921 (Herb. Hooker). 



Obs. Affinis C. alvealce, Boott ; differt perigyniis bidentatis margine den- 

 ticulatis. 



14. C. Tuckermani, spicis 5 v. 4 rarius 6 : masculis 2 rarius 3 v. 1 : fce- 

 mineis 3 v. 2 oblongis cylindraceisque crassis subapproximatis pedun- 

 culatis longissime bracteatis infima saepe demum nutante, stigmatibus 3, 

 perigyniis tenuibus pellucidis oblongo -ovatis acuminatis longe cylin- 

 drico-rostratis bifurcatis glabris turgide inflatis pallidis oblique adscen- 

 dentibus 10 — 14-nerviis squama ovata, acuta v. hispido-mucronata mul- 

 tum latioribus longioribusque. 



C. bullata, Tuckerman, Enum. Method. Car. p. 20 (non Schkuhr). 



Hab. in America Septentrionali, " nondum in Nova Anglia, visa," Tucker- 

 man. 



Obs. Affinis C. bullata, Schk. Differt perigyniis tenuioribus pellucidis 

 majoribus oblique adscendentibus, rostro glabro, squamis saepe mucronatis, 

 spicis fcemineis pluribus longioribus longius pedunculatis nutantibus, foliis 

 latioribus, culmo scabriori, pedunculis scabris. 



15. C. spiculata, spicis 4 v. 5 cylindraceis pallidis erectis androgynis 

 apice masculis superioribus approximatis sessilibus infima subremota 

 exserte pedunculata, stigmatibus 3, perigyniis triquetro-ellipticis cylin- 

 drico-rostratis bifidis stipitatis superne ad margines scabris nervosis 

 squama lanceolata, acuminata v. hispido-cuspidata. longioribus. 



Hab. in Montibus Khasiya Indiae Orientalis, Griffith (Herb. Lemann). 

 Obs. Affinis C. setigera, Don (C. hymenolepis, Nees), quae perigyniis 

 scabris, squamis testaceis, spicis supremis masculis differt. 



16. C. Moorcroftii, spicis 3 v. 4 ovalibus congestis : terminali mascula : 

 reliquis foemineis v. apice masculis infima pedunculata lanceolato-brac- 

 teata, stigmatibus 3, perigyniis ovali-globosis rostratis bifidis enerviis 

 nitidis glabris v. superne ad margines hispidulis pellucide punctulatis 

 stramineis rostro purpurascente longe stipitatis squama lanceolata acuta 

 fusco-purpurea. apice marginibusque albo-membranacea brevioribus. 



Hab. in IndiaOrientali, ad ripas fl. Indi in planitie elata. Tibetana, M Tibet- 

 Grass of Moorcroft," Falconer in litt. ad Prof. Royle. 



Obs. Affines C. verna, Schk., C. conglobata, Kit. Differt spicis congestis 

 nunc apice masculis evaginatis, bractea abbreviata, perigyniis enerviis bi- 

 fidis pellucide punctatis, foliis glauco-viridibus demum flavis. 



17. C. tenuissima, spicis 2 v. 3 erectis pedunculatis: terminali mascula' 

 cylindrical : reliquis fcemineis oblongis laxe paucifloris exserte pedun- 

 culatis vaginatis remotis, stigmatibus 3, perigyniis trigono-obovatis bre- 

 vissime conico-rostratis rostro recto ore emarginato leviter nervosis 

 squamam aequilatam mucronatam ferrugineam aequantibus. 



C. panicea ? Bunge in Herb. Fielding. 

 Hab. in China Boreali, Bunge. 



