MONOtiKAPHIA POLYGALACE.ARDM. 281 



Sul)sectio IL 



Capsula seniialala, oblonga; stignia superius vagiriatiiin, iiiiiliini vcl pilnsiim ; 

 anllier;i' liaml |ii()i>iiiii scssiles; seiiiiiia biappendiculata : al;e (piain capsula lM(;vio- 

 ri!S ac- aiiguslion.'s. 



Species nniues ameiicanrc iiiter s(> vakle al'lines ob capsiilam soiuialatam fonuaui 

 stignialisquc. 



Species iii('(!rl;n si'ilis !'. Salvhiiana lîi'niu'l. 



P. HFJIIPTEROCARPA, Gray. 



Railix n'peiis, l'i'assa; caiiliis plures erecti, striali, simpiiccs, vel sub raceino, 

 laniosl, angulali, subnudi, leniu's ; folia anguslissime bnearia, sub racemo numero- 

 siora; racemi eiougali, demuiu unilatérales, fruclubus pendulis ; sepala exleriora 

 inaequalia: alœ lancoolato-ovat.T, unguicnlatip, acuta', quamcorollapaulo longiores; 

 p(ttala superiora laie obovalaquani lariiia tristata bieviores; anlliera^ subsessiles; 

 stigma superius barbatum ; capsula elliplica uiio latere alata; seuiina cylindrica 

 basi acuta, pilis sparsis bispida ; appendicula duo. '/. sem. »quantia vel supe- 

 raiitia, linearia. 



l't. VVrigbl. M. \t. :il, lleinsley ceiilr. Ain. vdl. 1, p. OU. 



Tali. nnslm WVI, lig. I-:'. 



i.einon : Hb. pni|i. 2G40 Pacif. coast. IL; Pringle FI. of Par. Slope, Arizona 

 sub noniine P. alba Mutt., nolliern grassy slopes, Santa Rita Mountains, .lune 4; 

 Mexican boundary Survey 194. 



Radix crassa. nodosa, repens, grisea, lignosa. Gaules inde orti, erecti, rigidi 

 usque ad 60 cni. long!, basi niidi, supi'rne parce foliosi, striati, 1 ,5-1 ,8 mm. 

 crassi, sub racemo intenluni ramos duos brèves, edens. Folia linearia, margi- 

 nibus subruvolulis. Miiirioiiata, sessilia, glabra, 7-20 mm. long., 1 mm. lata. 



TOME XXXI, 2' l'AKT. 30 



