i.s6 



SCROPHULARIACEAE. 



[Vol. III. 



I. CoUinsia verna 



Xutt. Blue-eyed Mary. 

 CoUinsia. (Fig. 3261, 



Innocence. Broad-leaved 



) 



C. verna Nutt. Journ. Acad. I'liil, i: 190. pi. 9. 1S17. 



Glabrous or puberulent; stem slender, weak, 

 6'-2° long, simple or branched. Leaves thin, 

 opposite, Ihe lower broadly ovate or orbicular, 

 obtuse at the apex, rounded, narrowed or sub- 

 cordate at the base, crenate or entire, slender- 

 petioled; middle leaves sessile or cordate-clasp- 

 ing, ovate or oblong, obtuse, dentate, i'-2'long, 

 floral leaves ovate to spatulatc, mostly acute, 

 dentate or entire; upper whorls 4-6-nowercd; 

 corolla 6"-S" long, its throat equalling or 

 shorter than the calyx, its lower lip blue, the 

 upper purple or nearly white, the lobes emargi- 

 nate or truncate; capsule globose, 2}^"-3" in 

 diameter, shorter than the linear calyx-lobes. 



In moist woods and thickets, western New York 

 tf» Wisconsin, south to Pennsylvania, Kentucky and 

 Ihe Indian Territory. April-June. 



2. CoUinsia violacea Nutt. \'iolet or 

 Narrow-leaved CoUinsia. (Fig. 3262.) 



CoUinsia violacea Nutt. Trans. Am. Phil. Soc. (II.) 



5: 179- 'S.5o-,S7. 



Similar to the preceding species, stem slender, 

 erect, usually branched, 6'-i5' high. Leaves 

 lanceolate or oblong-lanceolate, rather thick, en- 

 tire or denticulate, obtuse or obtusish, the lower 

 opposite, pctioled, the middle similar, sessile, i'- 

 1' long, 3"-5" wide, the floral linear or linear- 

 lanceolate, opposite or verticillate; upper whorls 

 2-5-flowercd; corolla 5"-5" long, violet, its loljes 

 obcordate or emarginate; capsule globose, about 

 2" in diameter, shorter than the lanceolate acute 

 calyx-lobes. 



Kansas (according to Holzinger) and Arkansas. 



3. CoUinsia parviflora Dougl. 



Small-flowered CoUinsia. 



(Fig. 3263.) 



CoUinsia parviflora Dougl.; I.indl. Bot. 



Reg. pi. 10S2. \%Ti. 



Puberulent, at length diffusely branch- 

 ed; stems very slender, j'-ij' long. 

 Leaves oblong or lanceolate, mostly ob- 

 tuse at the apex and narrowed at the base, 

 yi'-i' long, entire, or sparingly toothed, 

 the lower opposite, petioled, the floral ses- 

 sile, opposite or verticillate; upper whorls 

 2-6 flowered; pedicels commonly longer 

 than the flowers; corolla 2"-^" long, 

 about twice as long as the calyx, blue or 

 whitish, the throat longer than the limb; 

 capsule globose, i"-i]i" in diameter, lit- 

 tle shorter than the lanceolate calyx-lobes. 



In moist places, Ontario to British Colum- 

 bia, south to Michigan, Colorado, Arizona 

 and Utah. .\pril-June. 



