VIOLACEAE. 



VOL. II. 



i. Cubelium concolor (Forst.)Raf. Green 

 Violet. Fig. 2972. 



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

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



Cubelium concolor Raf. Cat. Bot. Card. Trans. 13. 

 1824. 



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

 Leaves alternate, ascending, oblong-lanceolate, 

 3'-4^' long, i'-ii' wide, acuminate, attenuate at 

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

 few lateral teeth near the apex ; stipules linear, 

 acute, 3"-6" 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. Reise 244. 1766. 

 [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 60 species, mainly natives of tropical Amer- 

 ica, a few in Asia and Australia. Type species : Viola Calceo- 

 laria L. 



i. Calceolaria verticillata (Ort.) Kuntze. Nodding 

 Violet. Whorl-leaf. Fig. 2973. 



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

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

 lonidium lineare Torn Ann. Lye. N. Y. 2 : 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 alernate, or the lower sometimes oppo- 

 site, linear, oblong or oblanceolate, entire, obtuse, 9"-2o" 

 long, i "-4" wide, often with smaller ones fascicled in their 

 axils, and thus appearing verticillate ; stipules subulate or 

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

 long; pedicels slender or filiform, 3"-7" long; capsule obovoid, 

 2" long; seeds nearly i" long. 



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

 ico. April-July. 



Family 91. PASSIFLORACEAE Dumort. Anal. Fam. 37. 1829. 

 PASSIOX-FLOWER FAMILY. 



Vines, climbing by tendrils, or erect herbs, with alternate petioled usually 

 palmately-lobed leaves, and solitary or clustered perfect regular flowers. Calyx- 

 tube short or elongated, persistent. Petals usually 5, inserted on the throat of 

 the calyx, distinct, or in some species united. Stamens 5. Throat of the calyx 

 crowned with a double or triple fringe. Filaments subulate or filiform, monadel- 

 phous, or separate. Ovary free from the calyx, i-celled; placentae 3-5, parietal; 

 styles 1-5. Fruit a berry or capsule, usually many-seeded. 



About 1 8 genera and 350 species, of warm and tropical regions, most abundant in South America. 



