S58 Obdee 90.-t-BOEEAGINACB^. 



L. Martimc^nsis Br. Erect, pubescent; Ivs. petiolate, ovate, crenate, rugous, 

 the floral lanceolate ; verticils distant, large, globular, many-flowered ; caL in- 

 curved, oblique, upper tooth longest. — (X) Herbs 1 to 2f high, with small white 

 flowers. Escaped from gardens, Ga. § W. Ind. 



42. LEONOTIS, Br. Lion's-ears. (Gr. Xiuv, a lion, ihrd, ears ; 

 a fanciful name alluding to the corollas.) Calyx 10-veined, apex in- 

 curved, throat oblique, sub-10-toothed, upper tooth largest ; corolla 

 tube exserted, limb bilabiate, upper lip concave, erect, entire, lower 

 short, spreading, trifid ; stamens 4, ascending under the galea ; anthers 

 in pairs. — Verticils dense, with numerous, linear-subulate bracts. Fls. 

 scarlet-yellow. 



L. nepet^folia Br. Herb stout, erect ; Ivs. thin, ovate, creuato ; cal. teeth 8, 

 the upper much the largest, all spinesoeut,; cor. scarlet, about twice longer than 

 • the calyx. — ® "Waste and cultivated grounds, S. Car. and Ga., common. Plant 

 large and very showy, 4 to Tf high. St. deeply 2-grooved on the 4 sides, angles 

 rounded. Lvs. comparatively small, 18" to 30" by 12 to 20", on long petioles. 

 Clusters terminal and subterminal, near 2' diam., beset with the calyx spines and 

 the brilliant, downy corollas 10" in length. § Africa. 



Order XC. BOERAGINACE^. Borbageworts. 



Herbs (shrubs or trees), with round stems and branches, not aromatic. Leaves 

 alternate, generally rough, with stiff hairs. Stipules none. Flowers seldom yel- 

 low, generally in a coiled (scorpoid) inflorescence. Sepals 5. Petals 5, united be- 

 low, regular, very rarely irregular. Stamens 5, inserted in the tube. Ovary deeply • 

 4-lobed, forming in fruit 4 separate, 1-seeded achenia in the bottom of the persis- 

 tent calyx. Style 1, gynobasic, seed separable from the pericarp, exalbuminous. 



must, in figs. 220, 372. 



Genera 54, species 683, mostly natives of temperate climates in the Northern hemisphere. 



Properties. — Mucilaginous and emollient plants, never poisonous. The important red dye, 

 alkmiet, is the jn'oduct of Anchusa tinctoria, &c Many are esteemed for their beauty in cul- 

 tivation. ' 



TRIBES AND GENERA. 



I. EHRETIEiE. Ovary entire, 4-C6lled. Sty. terminal. Fr. biiccate. Shrubs.TouRNEFOKTiA. 1 



II. HELIOTROPEJil. Ovary entire. Style terminal. Fruit dry separating into parts, (a) 



a Corolla tube cylindrical, throat open. Fruit separating into 4 parts HBLiOTROpnjM. 2 



a Corolla tu])e conical, throat constricted. Fruit separating into 2 parts. . .Heliophytuu. S 

 1X1. EOEEAGE^. Ovary deeply 4-lobcd. Style basilar. Fruit 4, achenia. (b) 



b Corolla irregularly 5-lobed, throat open, naked. Blue EculUM. 4 



b Corolla regularly 5-lobed. (c) 



c Achenia unarmed, fixed by their oxcEiTated base, throat closed, (d) 



d Corolla wheel-form. Anthers exserted. Blue Boeeago. 5 



d Corolla tubular-bell-form. Style exserted. White Symphytum. 6 



d Corolla salver-form, with the slender tube bent. Blue Lycopbib. T 



c Achenia unarmed, fixed by their small, fiat base. Throat open or closed, (e) 



e Corolla tubuljir, with the lobes erect and acute. "White Onosmodium. 8 



e Corolla lobes rounded, imbricated in bud. White or yellow LixnosPERHUM. 9 



o Corolla lobes rounded, imbricate in bud. Purple, blue, large Mebtensia. 10 



e Corolla lobes rounded, convolute in bud. Blue or white, small Myosotis. 11 



C Achenia armed with barbed prickles. — Corolla salver-form EciiiNOSPERMtJM. 13 



— Corolla funnel-form Cynoglosscm. IS 



1. TOURKEFOR'TIA, L. Summer Heliotrope. (Dedicated to 

 Joseph Pitton de Tournefort, the founder of Systematic Bota'ny.) 

 Calyx 5-parted, corolla salver-form, throat naked ; stamens 5, included ; 

 style short; fruit 2-carpeled, 4-celled and 4 -seeded. — Shrubs, with en- 

 tire lvs. and secund spikes. 



