Oxalis. (.KKANIAIK.K. 307 



-«- Scapps l/l<>w<Tt'«| : cap.xiilo round u\..i.l, fi-WM-»-<|..U 



O. Acetosella, l- Si-aiin-^ly \illous: |.cti..l.s ji hpaii Ion;; or Irw ; li-aflft* 5 to 8 linn 

 lun^^ and (c.n>idLTalily wit'ir, olHordale, witli a muuII nii-nil>ntnoun fold in tin- muiui. M-a|M^ 

 soliiaiy or 1l\v, .slentli-r, a liltlr longer than tliu It-avi-h, l.ilinultalf fhorlly nl«.w ihe mi.ldlf : 

 tiowers about 8 lines long: sepalu ovaleoldong, ruliier oliluw. purple tip|M-d : jm-uUh oUamU-. 

 broadly nutelied, about 4 tinu-M lus long us tlie calyx : eapnule a line and a half long; iu-«><l» 

 ovoid, acute al)ove, ob.scurely pilied and with about 5 nliallow gnj<i\eB on em li itide — S|nf. 

 i. 433; Jac(|. (».\al. 20, 114, t. 80, f. I ; Kei.benb. le. Fl. tierni, v. t. I'J'J. f, 4Hy(* ; \Ut. Med. 

 Bot. ii. 40, t. G8 ; Torr. & (Jray, l-l. i. I'll ; 'lrelea.se, Mem. Ho^ton Sk- Nal. Hi*t. iv. ftO, t. 

 11, f. 7. O. louijijlora, L. Spee. i. 433. O. Amenciiwi, IJigel in DC. l'r.Hlr. i. 700; Za'cc, 

 Oxal. 26, & Nachtr. 35. — New Brunswick to MinucKoU, lUMitli t<i Virginia and the mountMinii 

 of North Carolina. (( >ld Worlil.) Recurved »ca|H.-.s U-ar cleihtogene Ihmen* nio«tly c..ui-eaJ.-<l 

 among the moss, etc., at biise of the j)lant. 



O. Oregana, Nitt. Coarser and more densely rusty-villouH : jx-tiolej* Hoinetimeji a fool 

 long; leaflets becoming IJ inches long, then relatively narrow: scaj*.-* Hh<»rter than the 

 leaves, au inch to a span long, broadly bibracteato an .inch or less Indow the Hower : jn-talii 

 nearly an inch long: capsule 5 lines long; seeds nearly 2 lines long: otherwiM; remMnbling 

 the preceding. — Nutt. in Torr. & Ciray, Fl. i. 211. if. Anlusriln, \ar. Oroinnn, 'IreleiuM-, 

 I.e. 90. 0.iys Oret/aiia, LircGuc, Man. Bav-I{eg. 71.— Mountains, Wsishingtou u, Central 

 California. 



+- -i- Scapes umbellately several-flowered : capsule linear-oblong, several s<'eded. 



O. trilliifolia, Hook. A.«pect of larger sjiecimens of the liust, at most sparingly villoiui: 

 petioles sometimes a foot long; leaflets I to 2 inches long, relatively narrow when large: 

 scapes mostly several, as long as the lesnes, umliellately about 6-flowered ; |>edicels fnun 

 half inch becoming as much as 3 inches long : bracts narrow, acute : sej>als ovatelnnicolate, 

 vari(jusly acute : petals nearly white, deeply notchetl, 3 to 6 lines long, scarcely t«ice ajt 

 long JUS the calyx: capsule 10 to 15 lines long; seeds reildish brown, <di|oiig, lUMneuhat 

 longitudinally striate, oliscurely coarsely jiitted, a line long. — Fl. Bor -Am. i. IIH ; Torr & 

 Gray, Fl. i. 211 ; Trelea.se, 1. c 90, t. 11, f. 9. O. Oreifiinn, Brew. & Wats. Hot. Calif, i. 96. 

 as to fruit and, in part, inflorescence. — Mountains, W. Wjushington and Oregon. 

 * * * Acaule.scent, perennial from a scaly bulb, in summer with slender waly buU>- 

 tipped rhizomes: flowers rose-violet, heterogone trimorjihous (the mid-styh'd form some- 

 times suppressed): leaves palmately 3-10-foliolate : sepals (and usually leaflets) tipjied 

 with orange callosities. 



■»— Capsules round-ovoid : le:»flets 3, obreniform to o|>enly cordate. 



O. Violacea, L. Glabrous or the pedicels and leaf-ba.ses very exceptionally a little pubc*- 

 cent : petioles 1 to 6 inches long ; leaflets 3 to 8 lines long, somewhat wider, broadly olx-ijr- 

 date with divergent lobes, or oiireniform, somewhat succulent : seajies once or twice a.» high 

 as the leaves, umbellately 3-15-flowered : flowers 7 to 10 lines long; slender jiciliceli. at 

 length somewhat longer, recurved before and after flowering: sepals oblong <ivate. rather 

 obtuse, with 2 more or less confluent callosities at apex : jH-tals undulateor truncate. 3 timrs 

 as long as the calyx : capsule 2i lines long, a little exceeding the sepaU ; sewls conipre).M«<l- 

 ovoid, irregularly rugose-tuberculate, three fourths line long — Spec. i. 434 ; .lacij. Oxal 16, 

 35, t. 80, f. 2, & ilort. Vind. ii. t. 180; Sims. H..t Mag. t. 2215 ; Kll. Sk. i. 525 ; /ucc. Oxal. 

 19, & Nachtr. 27; Torr. & Gray, Fl. i. 211 ; (iniy, (ien. Ill ii. 112. t. 144. f. 1-6; Haill. \\U 

 ri. V. 24. f. 64; Trelease, I. c. 90, 95, t. II, f. 10, Am. Nat xvi 13. f. 1-2. Hot. Gai. xiii. 

 191, t. 12, & Trans. St. Louis Acad. v. 289.— New Knglaml to the Dakotx-". (\>l.iradi». New 

 Mexico, and Florifla. Said to be introduced in Ceyh>n {Trimen, llamllMMik. i. 197). aiid 

 Italy (Beguinot. Bull. Soc. Hot. Ital. 1895. 110). In late summer and autumn, after the 

 leaves have disappeared, some specimens flower again on lonu' slender wajicn, the |iodii-(>U 

 occasionally elongated ami branched. An albino is also sometimes found. 

 •»- •*- Capsule oblong-ovoid (unknown in (h diifnjen*). 

 ++ Leaflets 3, large, thin, oln-onlate. 



O. MahtiAxa, Zucr. Large and lax. the leaflets with deep narn>w niniix. without apical 

 callositv, but dotted on the under surface and with n marginal mw of small n»und orangv 



