I 



CONVOLVrLACE.*:. (CONVOLVILI-S FAMILY.) 367 



oblortfj'lanceolate, acute ; lobes of the rather broad corolla ovatc-tiiangular or 

 trianijiihir-ldiirrolatp, t/tickli/ hirsute outside. — Alluvial grounds, \V. New York 

 to MiuM., south to Ga. and Tex. 



Var. molle, Gray. Pubescence shorter (tnd less sjirendiuf/ or oppressed, 

 1 -2° high; leaves mostly smaller (2' long), when young softly strigose-i-anes- 

 cent beneath. (O. molle, Michx.) — 111. to Minn., Tex., and westward. 



9. SYMPHYTUM, Tourn. Co.mfkey. 



Corolla oblong-tubular, inflated above, 5-toothed , the short teeth spread- 

 ing; the throat closed with 5 converging lincar-awl-shaped scales. Stamens 

 included ; anthers elongated. Style tliread-form. Nutlets smooth, ovate, 

 erect, tixed by tlie large liollowed base, which is finely toothed on its mar- 

 gin. — Coarse perennial herbs, with thickened bitterish mucilaginous roots; 

 the nodding raceme-like clusters either single or in pairs. (Ancient Greek 

 name ixom a-ufj-cpetv, to grow together, probably for its rejnited healing virtues.) 



S. officinXle, L. (Common Comfrey.) Hairy, l)ranched, winged 

 above by the decurrent leaves ; the lower leaves ovate-lancerdate, tapering 

 into a petiole, the upper narrower; corolla yellowisli-white, rarely jnirplish. 

 — Moist places; escaped from gardens. June. (Adv. from Eu.) 



10. LYCOPSIS, L. Blc;lo.ss. 



Corolla funnel-shaped, Avith curved tube and slightly unequal limb ; the 

 throat closed with .5 convex obtu.se bristly scales opposite the lobes. Stamens 

 and style included. Nutlets rough-wrinkled, erect, fixed by a hollowed-out 

 base. — Annuals. (Name from Au/cos, a icolj] and 6\l/is,face.) 



L. ARVENSis, L. (Small Bigloss.) Very rough-bristly (1° high) ; 

 leaves lanceolate ; flowers in leafy raceme-like clusters ; calyx as long as the 

 tube of the small blue corolla. — Dry or sandy fields, New Eug. to Va. ; 

 scarce. (Adv. from Eu.) 



11. ECHIUM, Tourn. Viper's Bugloss. 



Corolla with a cylindraceous or funnel-form tulie, and a more or less un- 

 equal spreading 5-lobed border; lobes rounded, the expanded throat naked. 

 Stamens mo.stly exserted, unequal. Style thread-form. Nutlets roughened or 

 wrinkled, fi.xed by a flat base. (A naiiie of Dioscorides, from exts, " riper.) 



E. vllgXre, L. (Bll'e-weed.) Kough-bristly biennial; stem erect 

 (2° high), mostly simple ; stem-leaves linear-lanceolate, .sessile ; flowers showy, 

 in sliort lateral clusters, disposed in a long and narrow thyrsus; corolla red- 

 dish-pur])le changing to brilliant blue (rarely pale). — Koadsiiles and meadows 

 of the Middle Atlantic States. June. (Nat. from Eu.) 



Order 73. CONVOLVULACEiE. (Convolvulus Family.) 



Chiefly twining or trailing herbs, often with some milky Juice, with 

 alternate leaves {or scales) and regular f>-androus Jfowers ; a calyx of 5 

 imbricated .<fc;?rt/.s- , a 5-plaited or 5-lobed corolla convolute or twisted in 

 the bud (imbricate in n. G) ; a 2 celled {rarely 3-celled) ovary (or in one 

 tribe 2 separate pistils), with a pair of erect ovules in each cell, the cells 

 sometimes doubled by a false partition^ between the seedSj so becoming 

 A-celled ; the embryo large, curved or coiled in mucilaginous albumen. — 

 Fruit a globular 2-6-seede(l capsule. Flowers mostly showy, on axil- 

 lary peduncles; pedicels articulated, often 2-bractc(l. (Many are culti- 



