VIOLA. VIOLACEffi. 71- 



6-8 linea long not bearded : stigma short-apiculate, minutely bearded : cap- 

 sule oval, sparingly pubescent or glabrous. On open plains about Oregon 

 City and near Vancouver Washington . 



-I- *- Leaves finely dissected, subterranean shoots commonly send- 

 ing up their scapiform peduncles from under the ground. 

 •«• Petals beardless, essentially yellow. 



V. Douglasii Steud. Nom. ii, 771. V. chrysantha Hoo]c. not Schrader.. 

 More or less pubescent with short spreading hairs: leaves bipinnatifld, 

 with narrow oblong or linear segments ;. peduncles equalling or exceeding, 

 the leaves, 2-5 inches long : petals 5-9 lines long bright yellow, the' upper 

 brown-purple on the outside, the others veined : capsule acute 5 lines long. 

 In dry soil, southern Oregon to California. 



*♦ ■"■ Lateral petals bearded : upper deep violet-purple or blue ; . 

 lower pale or yellow. 



y. Beckwithil T. & G. Pac. B. Rep. ii, 119, t. 1. Pubescent or' 

 puberulent, leaves palmately about thrice 3-parted into linear or spatulate- 

 linear acutish or obtuse lobes, the primary divisions petiolulate : ped- 

 uncles about equalling the leaves : upper petals deep violet purple, the 

 others light, blue or bluish with yellow base, lateral ones short, bearded. 

 California and Nevada to southern Oregon. , .,, 



V. Hallii Gray Proc. Am. Acad, viii, 377. Glabrous: leaves subpin- 

 nately or pedately about twice parted into lanceolate or linear lobes, their 

 tips obtuse or acutish and callous apiculate : peduncles surpassing the 

 leaves : upper petals deep violet, the others yellow or cream-color 6-^ lines 

 long. Gravelly prairies from Salem Oregon, to northern California. 



T. trinervata Howell in Gray Syn. Fl. i, 201. Glabrous: leaves pe- 

 dately parted, the few divisions lanceolate to almost ovate acute on apicu 

 late at maturity almost coriaceous strongly 3-nerVed, the lateral nerves 

 intermarginal, peduncles longer than the leaves : upper petals dark blue, 

 the others pale blue to white, with a yellow base. Klickitat county, 

 Washington. ' 



* * # * Caulescent,' the few to several-leaved stems erect from 

 short or creeping rootstocks : no stolons nor radical flowers : spur Short ' ' 

 and saccate: lateral petals commonly scantily papillose-bea,rded : 

 stigma beakless, bearded or pubescent at the sides. 



-<- Petals yellow ; stems usually naked at base and' few-leaved 

 above. 



V. lobata Benth.Pl. Hartw. 298. Finely pubescent or glabrous : stems 3- 

 12 inches high from an erect rbotstock : leaves rfeniform to broadly cuue- 

 ate in outline 1-4 inches broad shortly petioled more or less deeply palm- 

 ately cleft into 5-9 narrowly oblong to lanceolate lobes, the central lobe 

 usually more elongated, sometimes only coarsely toothed : peduncles not 

 longer than the leaves : petals 6-8 lines long, yellow, the upper brownish 

 purple outside : capsule 5-6 lines long, acute. Southwestern Oregon, to 

 southern California. ■ 



V. Brooksii Kell. Cal. Hort. ix, 281. V. lobata var. integrifoUa Wat- 

 son Bot. Cal. i, 57. Minutely pubescent : stems erect, 4^8 inches high, 

 few-leaved: leaves deltoid or rhombic-ovate, often long-acuminate, cre- 

 nate-serrate, 1-3 inches broad: stipules lanceolate, acute, minutely ciliate, 

 entire or lacerate: flowers few, sepals linear, little if at all auricled: petals- 

 yellow 5-6 lines long. In dry open forests southwestern Oregon and 

 California. 



V. Canadensis L Sp. ii, 936. Glabrous or Slightly pubescent: stems? 

 erect leafy, 6-12inohe8'high from branching, ascending rootstocks, leaves. 

 cordate and mostly acuminate, denticulate-serrate ; stipules small, nar- 

 row, entire, scarious : petals usually pale violet outside, white with yel- 



