456 



VIOLACEAE. 



[VOL. II. 



2. CUBELIUM Raf. Cat. Bot. Card. Trans. 13, name only. 1824. Jack- 

 son, Index Kew. i: 663. 1893. 

 [SoLEA Spreng. PI. Min. Cog. Pug. i: 22. 1813. Not Spreng. 1800.] 



Erect perennial leafy herbs, with entire sparingly toothed or undulate leaves, and small 

 greenish white axillary flowers. Sepals 5, linear, equal, not prolonged at the base. Petals 

 nearly equal, erect, imbricate, the lower one obcordate, broader than the others, which are 

 nearly alike in shape. Stamens 5, syngenesious, the sheath with a 2-lobed gland at the 

 base; anthers almost sessile. Ovules 3 or 4 on each placenta; style hooked at the apex. 

 Capsules slightly lobed, 3-valved, the valves infolded after dehiscence. Seeds obovoid- 

 globose; embryo nearly the length of the endosperm. [Greek, from Cybele.] 



A monotypic genus of eastern North America. 



i. Cubelium concolor (Forst.) Raf. 

 Green Violet. (Fig. 2513.) 



Viola concolor Forst. Trans. Linn. Soc. 6:309. 1802. 

 Solea concolor Ging. in DC. Prodr. x: 306. 1824. 

 Cubelium concolor Raf.; Jackson, Index Kew. i: 

 663. 1893- 



Simple, i-2 high, more or less pubescent. 

 Leaves alternate, ascending, oblong-lanceolate, 

 3'-4#' long, \'-\ l /t f wide, acuminate, attenuate 

 at the base into a short petiole, entire, or with a 

 few lateral teeth near the apex; stipules linear, 

 acute, 3'Mi" long; flowers axillary, 1-3 together, 

 about 4" long, on recurved pedicels ; sepals 

 linear, about equalling the corolla; lower petal 

 twice as broad as the others, gibbous at the base; 

 capsule oblong, 8"-i2" long, dehiscent by 3 

 valves; seeds large. 



In moist woods and copses, northern New York 

 and southern Ontario to Michigan, south to North 

 Carolina and Kansas. Ascends to 2500 ft. in Vir- 

 ginia. May-June. 



3. CALCEOLARIA Loefl. Iter. 183. 1758. 

 [SoLEA Spreng. in Schrad. Journ. Bot. 4: 192. 1800.] 



[IONIDIUM Vent. Hort. Malm. pi. 27. 1803.] 



Herbs, rarely shrubs, with mostly opposite leaves, and axillary or racemose flowers. 

 Sepals somewhat unequal, not prolonged posteriorly. Petals unequal, the lower one longest, 

 gibbous or saccate at the base, the two upper shorter than the lateral ones. Filaments dis- 

 tinct, the lower spurred or glandular; anthers connivent, not united. Capsule elastically 

 3-valved. Seeds ovoid-globose, with hard seed-coats. [Latin, slipper-like.] 



A genus of about 45 species, mainly natives of tropical Amer- 

 ica, a few in Asia and Australia. 



i. Calceolaria verticillata (Ort.) Kuntze. 

 Nodding Violet. (Fig. 2514.) 



Viola verticillata Ort. Dec. PI. 4: 50. 1797. 

 lonidium polygalaefolium Vent. Jard. Malm. pi. 27. 1803. 

 lonidium lineare Torr. Ann. Lye. N. Y. a: 168. 1827. 

 Calceolaria verticillata Kuntze, Rev. Gen. PI. 41. 1891. 



Somewhat pubescent or nearly glabrous, tufted from a 

 woody base; stems erect or ascending, 4 / -i5 / high, simple or 

 branched. Leaves alternate, or the lower sometimes oppo- 

 site, linear, oblong or oblanceolate, entire, obtuse, 9 // -2O // 

 long, \"-$" wide, often with smaller ones fascicled in their 

 axils, and thus appearing vcrticillate; stipules subulate or 

 foliaceous; flowers white, axillary, solitary, nodding, 2 // -3 // 

 long; pedicels slender or filiform, 3 // -7 // long; capsule ob- 

 ovoid, 2" long; seeds nearly i" long. 



In dry soil, Kansas to Texas, Mexico, Colorado and New Mex- 

 ico. April-July. 



