1^46.] Linnean Society. 287 



pressis squama lanceolata acuminata longe cuspidata purpurea nervo 



albo angustioribus brevioribusque. 

 Hab. in AfFghaiiistan, Griffith, no. 78 {Herb. Hooker). 

 Obs Affinis C. lucicla, Boott. 



11. C, SuLLivANTii, spicis 4 — 6 cylindricis gracilibus : mascula 1 : foemi- 

 neis 4 rariiis 3 — 5 laxifloris erectis pedunculatis superioribus approxi- 

 matis infima remota exserte pedunculata basi attenuata saepe compo- 

 sita, stigniatibus 3, perigyniis ellipticis brevi-rostratis ore integro v. 

 emarginato viridibus pelhicide punctatis pilosis enerviis squama ovata 

 ciliata hispido-mucronata albida nervo viridi paululiim longioribus, 



C. Sullwantii, B. Bot. Exc. to the Mount, of N. Carol. Gray in Sillim. 

 Journ. 42. p. 29. 



Hab. in sylvaticis prope Columbian! Ohionis, Americse Septentrionalis, 

 W. S. Sullivant (1840). 



Obs. Affinis C. arctatce, Boott, satis hethk pilosd, spicis erectis, perigyniis 

 enerviis distincta. 



12. C. AcuTATA, spicis 5 V. 6 erectis cylindraceis fuscis : mascula 1 v. 2 

 sessilibus : reliquis 4 foemineis saepe apice subulato-acutatis masculis 

 densifloris sessilibus vel pedunculatis long^ foliaceo-bracteatis alter- 

 natim contiguis, stigmatibus 3, perigyniis elliptico-lanceolatis rostrati? 

 bifurcatis subinflatis nervosis glabris nitidis squama purpureo-ferru- 

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



C. physocarpa, Nees {nan Presl). 



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

 Pilylum Columbiae, 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 foemineis oblongis remotis inferioribus ex- 

 serte pedunculatis longe bracteatis vaginalis, 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. JVard.) ; 

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



Obs. Affinis C. alveaia, Boott ; differt perigynii.s bidentatis margine den- 

 ticulatis. 



14. C. TucKERMANi, spicis 5 v. 4 rarius 6 : masculis 2 rarius 3 v. ] : foe- 

 mineis 3 V. 2 oblongis cylindraceisque crassis subapproximatis pedun- 

 culatis longissime bracteatis infima saepe demiim 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. buUata, Tuckerman, Enum. Method. Car. p. 20 {non Schkuhr). 

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

 771 an. 



