MONUliltAI'IIIA l'OI.VGALACEAKUM. 195 



i;lalii;i. \l;r l.iiiii'iil,il:i', iilriiii{iii' ;ii'(il.r vcl siiliai'iil.T', cordllaiii paiild sii|ii'ianles 

 Iriiieivia', nervis sim|ilicilitis \el hilidis. (laiina' crista niemliranacea cca G lotiata, 

 Idliis (ililiisis. l'clala .sii|MMiora cariiiaiii i-rislatain ;L'(|iianlia, lanceolala. AiitlicMvi' 

 iivaiiiiiii rir. iil iii 1*. saiigiiiiiea. {',a|is(ila alis brevior late ovato-laiiccdlata. Semina 

 (iviiidea. |iilis liicvilms siililiii'siila. A|i|ii'iulicula (Jim liiiearia (il)liisa sciniiii' ri'r(^ 

 li'i|il(i lii'('\i(jia. 



llaliil.il in Aini'iica hnrcali : liliode Islanii ; Warwicli leg. Ciigdon, Soulli 

 kin_i;lii\\ n, (',(ii;d(in. 



A. P. fasiigiala, llorilms lireviiis pedicellalis, alis lalioribus, seniinnni caïun- 

 iida ilissiinili, lii-aL-(eis |i(ist anthi'sin cl in l'acenio doniidato persislcntihiis. 



P. SETACEA, Mich. 



Uadix |içr|ii'ndiinlai is, Icnnis; canles siiiiplices vel paiiriraniosi. dcnndali; Inlia 

 niininia s(|nainiiidra : lai'rnii drnsilldri cvlindrici lerniinales, brèves; sepala exte- 

 riora longilndinc snba'ipialia, snpciins (bipin latins: al.T nbovato-oblongre, angnsta', 

 acuta', iininiTvia>, ncrvo panciramusd, ipiani coroila iongiores; piHala supcriora 

 angusllssiniu cllipliia, (piani caiina cristala longiora; carina^ crista brevis, [)luri- 

 (ida: antinTa' i|. lilaniciita libéra (hipb) iongiores; (ivarium triangidari-oordaluiii ; 

 Stylus ovarid vi\ loiigior: vagina stignialis superioris aiigiistissinia, crista speciosa; 

 stigina infcrius pmininnnsobtusnm; cai)sula triangularis, acuta, alis brevior; semina 

 globosa, niinnla, pilnsa; arillns [lapyraceus triloims compresse plicalus, brevis, in 

 suiniiiu si'tiiine l'ipiilans. 



P. si'ticea Miclianx, Kl. i. p. -rJ. Im:. l'idilr. I, p. MH. Torr. et Or.. 

 Kl. 1. U".l. 



Tah. iioslm Wll. li-. i'.S-:il. 



Uadix lennis. Iiilivi. lignosa, perpcndicnlaris, percnnis. Iiand inrrassata, K cau- 

 dicc liaiid ini'rassato orimunr caides panci erccti, basi snblignosi, tcmu's, teretes, 

 slriali, glaliri, viridrs, simpliciss vel média parte et superne ramosi, 15-40 cm. 

 long!, minus (piani 1 uun. crassi, .saspe hasi pnrpurascentes. Rami erecti vel 

 adscendeutes. -J-IO cm. longi ut cauies nudi. Folia s(|uamiformia minima, cauli 

 adpressa, distantia, acuta, sessilia, usque ad I mm. loiiga, in ramis sœpe apice 

 setacea aculeata. H.iceiin Iniriinales, dcnsillori .l-ISiO longi, :V1 mm. lati, apice 



