I^-U 



CLARKE — THE CYPERACEAE OF COSTA RICA. 407 



8. ScleriapterotaPivsl in Oken, Isis 21: 2(18. 1828. 



Sderia pralemis LindL; Xees, Nov. Art. NaL Cur. ]9. SuppL 1: 12]. 184:5. 

 Scleria cojnmunis Kunth, Enuni, 2: 340. 1837* in pail. 

 Sderia pitlieri Boeckl. Allgem. Pot. Zeitschr. 2: 159. 189G. 

 DisTRiiuriox: Quite common in tropical America. 



Costa Ricax collection's: Puonos Aires, altitude 300 meters, Tovdtiz Ai^SCy] Cnia- 

 nacafite, altitude 250 meters, Pitt}cr 2715; Turriulh.T, Tondfiz 82:^0 bis. 



9. Scleria bracteata Cav. Ic. 5: lit. pL 457. 1799. 

 Maerolomia bmcteafn Xees in Marl. Fl. Bras. 2': 182. pi J4^ 1843. 

 DiMTRiiiLTiox: Abundant ui tn-pical America. 



Costa Ricax collections: Terraba, altitude 250 meters, Touduz 39(;!5; Poruca, 



altitude 450 meters^ Tondaz 4640. 



10. Scleria paludosa Kuuth, Enum. 2: 344. 1S37. 

 Ophryoi^iieria paladosay^vvs in Mart, Fl. Pras. 2^: 185. 1842. 

 Sderia lu an ocarpaS•^^.'Am. Liiniaea 38: 521, 1874. 

 Distribution:; In tropical America Irequont. 



Costa Ricax collection: Rio Ceibo near Puenos Aires, altitude 200 metin's, 



rondu: 4882. 



11. Scleria latifolia S\v. Prud. Yeg. Ind. Occ. IS. 1788. 

 Distribution: West Indies, Mexico, Costa Rica, Vene/juda. 

 Costa Rican collection: Banks of Sarapi([\iL River, Biolley 745(>b. 



Under lluMiame '' 5('^na ciliaffolla^' t hero is in the Brussels Herbarium a jdant 

 {Pittier <& Tonduz no, 3355), wliifdi was found on closer examination to be Luzala 

 racemosa Desv . (Puchenan, Engl. Bot. Jahrl). 12: 132. 1890.) 



DuRANDiA Boeckl.." a ''new genus ol the tribe of the Seleriuae" consisting of 

 D. wacrophylla Boeckl.,^ is fi»undcd on Tondu/ no. 8402 collected in Costa Rica. 

 The type is preserved in the Brussels Herbarium. By the kindness of Mr. de Wilde- 

 man I have been permitted to*examine it. Tlu^ plant b<dong8tothe llaemodoraceae, 

 and is Xiphidutm rocrnleum Anbl.*^ 



15. CALYPTBOCARYA Nih s. 



Flowers unisexual; i)istillate flower appearing as if terminal, naked; hypogynous 

 bristles none; style branches 2, linear: nut ovoid-conical, minutely pilose. — Spikes 

 dense, pea-shaped, coryinlH)se-panicled, extremely snlall. androgynous, the singlt? 

 terminal spikelet pistillate, 1-flowered, thelateral s))ikelet32 to4, stajninate, l-rtowoTeil. 

 Proper pistillate glumes 2, in 2 ranks. ])o>at-shaped, ovate. Staniinate flowers 



monandr[)us. ..,. 



Species 7, indigenous to tropical America. 



1. Calyptrocaryafragiferat^ Kunth. Enunr. 2: 304. 1837. 

 Calyptrorarya palmetto Nees in Mart. Fl. Bras. 2': 195. 1843, 

 Becquereha (jlomcrulata I^rongn. in Duperrey, Voy. Co([uille 2: 1(J3, 1829. 

 llypohjtrwm i)n{!tinrrrr Ilochst.; Steud. Syn. PI. Glum. 2: 133. 1855. 

 Distribution: Scattertnl throu*^hont tropical America. 

 Costa Rk ax coll[:ctu>ns: Cocos Island, Pittier 1237^5; (Nicaragua) San Jiian dt4 



Norte, Piltler 9G35. 



« Allgein. Bot. Zeitschr. 2: 100. 1896. 



^Op. cit. 173. 



^ PI. Guian. 1: 33. pi 11. 1775. 



^ The specific name glomernlala is older an(] unoccu]>i(Hl. — Edjtuk. 



13391—08- 3 



