Podjfjala. 1'()LY(;ALACJ;.K. 4o3 



* ♦ Flowers of two kinds, the showy ones few, large (6 to 9 lines long), solitary in tlie 

 upper axils or apjicariiig terminal : keel with a cunspiiuous ]iluniuse crest: sin-cies of the 

 Atlantic Slojte, extending westward to Winnipeg. 



P. paucifolia, Wim.d. (Fhisged Tolygala, Fmjwkiiino WixTKUfiitKEN.) Stems 

 several from a slender elongating rlii/omo, erect, 3 to C inches or more in lieight ; lower 

 leaves small and bracllike ; the upi)ermost clustered at the summit of the stem, cuneate at 

 the petiolate base, rounded and ajiiiuhite, (jlituse or aculish at the ajR-x, G to 20 lines in 

 length, half or two tliirds as broad, ghibrous or puberulent : wings and jM-tals rose-coloreil 

 varying to wiiite : obcordate ghil)rous capsule nearly orbicular in outline, 4 lines in dia- 

 meter : deistdgamous flowers ])roduced at or near the emis of siemier sex enil bracted 

 brandies from tiie rliizome or bases of tlie erect stems. — Spec. iii. 880; Hartim, Fi. N. A. ii. 

 59, t. 56, f. 1 ; Hook. Hot. Mag. t. 2832, & Fl. Hor.-Am. i. 86 ; Beck, liot. 46, with var. alha. 

 Fights, the wiiite-flowered form ; Gray, (ien. 111. ii. 224, t. 184 ; Wheelock, 1. c. 141. P. uui- 

 JJoni, Michx. Fl. ii. 53. P. jinrpurea, Ait. f. Kew. ed. 2, iv. 244. Triclis/iprma f/raiulijlora, 

 Kaf. Speccli. i. 117. — Cool sphagnum bogs, &c., Anticosti (ace. to Macoun), New Bruns- 

 wick, New Kngland, and tlie Middh' Atlantic States, soutliward in the uplands to (ieorgia, 

 northwestward along tiie (Jreat Lakes to Winnipeg, the plains of tlie Saskatchewan, 

 Bourgeau (? ace. to Macoun), and Minnesota. 



§ 4. Orthopolygala, Chodat, 1. c. 120. Unarmed horlis or uii(kr.'ilirul»s 

 with alternate, opposite, or verticillate leaves, persistent calyx, and crested keel. 



* Oblong capsule oblique at the end, and winged (or wing-marginetl ) upon one edge (wing 

 sometimes inconspicuous or almost obsolete in P. scojxiria): suffrute.scent glabrous |>er- 

 ciinials of the Southwest with erect alternate linear-oblong acute or even pungent leaves 

 and small whitisli spicate-racemose flowers: stigma bilabiate, the upper lobe minutely 

 pcnicillate. 



P. hemipterocarpa, Ohay. Stems l to several, erect, a foot or two high, sharply 

 furrowed-augulatc, subsimple: leaves half inch to inch in length, carinate : flowers soon 

 spreading or dctlcxed in elongated terminal rather loose secund racemes : wings elliptic- 

 pvate, cuneate at the base, rounded at the apex, scarcely equalling the capsule ; wing of the 

 capsule broad, white, crenulate or crisped ; seed long and slender, soft-villous, and with a 

 caruncle a tliinl to more than half its length. — PI. Wright, ii. 31 ; Torr. Bot. Mex. Bound. 

 49; Wiieelock, 1. c. 138; Chodat, 1. c. 281, t. 26, f. 1-2 (ind. var. trac^ca/a). — Mountains, 

 W. Texas ? (see Wheelock, 1. c.) ; New Mexico, Wn'ijlu ; Arizona, Lemmon, Pringle. 

 P. SCOparia, HBK. Of lower growth, 6 to 15 inches high, usually much liranched from 

 the ligneous base ; stems or branches slender, flexuous, leafy : leaves 4 to 6 lines long, pun- 

 gent : cajjsule with a very narrow wing-margin on one edge : otherwise much like the last. 

 — Nov. Gen. & Spec. v. 399 ; Gray, PI. Wright, i. 38, ii. 30, ind. var. miilticaiilis ; Seem. 

 Bot. Herald. 269; Wheelock, 1 c. 137 ; Chodat, 1. c. 282, t. 26, f. 3-5. '. P. scopanoiilcs, 

 Chodat, I.e. 284, t. 26, f. 6, 7 (differences probably formal). — Mountains and foot-hills. 

 Central and W. Texas to Arizona. (Mex.) 



* * Capsule wingless. 

 ■i- Sepals not conspicuously decurrent upon the pedicels : flowers purple, roseate, white, or 

 cream-color : wiugs obtuse or obtusish e.xcept in P. Iloobri, P. brevi/olia, and P. cruriata. 

 ++ Perennials (except P. alba, P. T3oi/lini, and P. pnctervlsa) with stems (in well devel- 

 oped plants) always several to many from an often ligncscent root or stock. 

 = Flowers of two kinds, namely, small green cleistogene very fertile ones commonly borne 

 on palo basal more or le.-<s buried shoots, and larger roseate or white less fertile ones in 

 rather loo.se terminal racemes : leaves alternate. 

 P. pol^gama, Walt. Stems angled, leafy, 4 inches to a foot or more in height: leaves 

 elliptic-oblong to linear, obtuse but often mucronulate at the apex, cuneate at base, on the 

 slender fertile basal shoots reduced to small scales : larger flowers rose-colored to almost 

 violet-purple: peilicels slender, .soon horizontal and at length recurved, consideraldy exceed- 

 ing the deciduous l)ractlets : wings oval, narrowed at ba.se: capsule broadly oMong-ovate ; 

 seed hairy or subglabrous, with conspicuous bilobed loo.sely cellular caruncle three fourths 



