11 



longis longe cuspidatis, cuspitibus perscabris; involucro Tphyllo, pliyllis 

 patcntiss. rigidulo - herbaccis valde inaequalibus, planis acuminatis 

 marginibus costaque carinali dentato - scabris, supra celluloso - reticu- 

 latis, exterioribus valde clongatis, 20 — 14 pott. long. 4 — 3 1 ^ l lat, 

 roliquis gradaüm decrescentibus; spiculis numcrosis perdense dispo- 

 sitis bibracteatis patcntiss. 1 2 3 — 1 3 / 4 1. long, oblongis 3 — 4 floris, 

 floribus 2 — 3 fertilibus, fructiferis subobliquis tumidulis subangulatis ; 

 bracteola superiore parva membranacea fugaei subcuneiformi apice 

 rotundata, altera in spicularum discis persistente angnsta acuminata; 

 squamis floriferis- late ovatis apice vix parum angustatis submuticis, 

 carina angnsta viridi obsolete nervata, lateribus rufescenti- stramineis 

 8 — 6 -striolatis; car. squama parum breviore ovato - ellipsoidea obtuse 

 triangula vix apiculata dense applanato - punctulata rufa nitidula; 

 stylo parum cxserto tenuissimo pallido. — Proxime affinis C. semi- 

 tribrachyato. 



In Portorico leg. P. Sintcnis. 



C. (Marisc.) trigonus Böcklr. 



Glaucus; culmo alto (ad 6pedal.) valido, superne 5V S l diam., 

 fcrigono duro laevi; umbclla sublO-radiata, radiis validts compresso- 



trigows, exterioribus 4 — 2 pollicar. apice 6 — 4 spicatü, reliquis decres- 

 centibus 5 — 3 spicatis; spicis brevibus dense aggregatis cylindraceis 

 6 — 4 — 3 1. long., lateralibus patenti - reflexis bractea membranacea 

 perbrevi subrotunda purpurascente munitis; ochreis brevibus ampliatis 

 membranaceis rufis oblique truncatis muticis; involucro 6 — 7 phyllo, 

 pliyllis crectis rigidulis planis angustato - acuminatis marginibus cos- 

 taquc carinali sewato-scabcrrimis, supra snbtiliss. celluloso -rcticnlatis, 

 exterioribus 3 — 4 valde elongatis, 24 — 15 poll. long. 4V 2 — 3 1 /» ^ ki.5 

 spiculis numcrosis dcnsiss. disposiüs bibractcolatis patcntiss. 2 — l J / 2 

 1. long, lanceolato - oblongis compressiusculis 4 — 5 floris, floribus tribus 

 fertilibus; bracteolis parvulis persistentibus subconformibns membra- 

 naceis ferrugineo - stramineis ; squamis floriferis cliartaceis adpressis 

 ovalibus obtusiusculis mnticis sub9nervatis rufescenti- stramineis; car. 

 squama */ 3 breviore late obovata basi attenuata apice in stylum validum 

 attenuata acute triangula transversim leviter undulato - rugulosa rufa 

 nitida; stylo apice exiremo trifldo-, stamin. 3 elongatis. — Speciei 

 antcccdenti modice affinis. 



Portorico. — P. Sintenis leg. 



