686 



BORAGINACEAE (BOKAGE FAMILY) 



871. L. arvense. 



872. L. officinale. 



corolla scarcely longer than the calyx. — Sandy fields and road- 

 sides, Me. to Ont., Kan., and south w. May-Aug. (Nat. from 

 Eu.) Fig. 871. 



§ 2. EULITHOSPERMUM DC. Nutlets 

 smooth and shining, ichite like ivory ; 

 corolla greenish-ichite or pale yellow, 

 small, irnth 5 distinct pubescent crests 

 in the throat ; perennial. 



2. L. OFFICINALE L. (CoMMON G.) 



Much branched above, erect, 0.3-1 m. 

 high ; leaves thinnish, broadly lanceolate, 

 acute, with a few distinct veins, rough 

 above, soft-pubescent beneath ; corolla 



exceeding the calyx. — Roadsides and pastures, e. Que. to 



Minn, and N. J. (Nat. from Eu.) Fig. 872. 



3. L. Iatif51ium Michx. Stem loosely branched, erect, 5-9 

 dm. high, rough ; leaves ovate and ovate-lanceolate, mostly 

 taper-pointed (even the floral ones 3-9 cm. long), ribbed-veined, 

 roughish above, finely soft-pubescent beneath, the basal leaves 

 large and rounded; corolla shorter than the calyx. — Open 

 ground and borders of woods, w. Que. and N. Y. to Minn., 

 s. to Va. and Ark. Fig. 873. 



§ 3. BATSCHIA (G. F. Gmel.) Endl. Xutlets white, smooth 

 and shining ; corolla large, salver-form or nearly so, deep 

 orange-yellow, somewhat pubescent, the tube much exceed- 

 ing the calyx, and the throat appendaged ; roots perennial^ 

 long and deep, yielding a red dye. 



* Corolla-tube one half to twice longer than the calyx, not much 

 longer than the ample limb, the lobes entire; appendages 

 little if at all projecting. 



873. L. latifolium. 4 j^ Gmelini (Michx.) Hitchc. Hispid v^ith. bristly hairs, 

 2-8 dm. high ; stem-leaves lanceolate or linear, those of the 

 flowering branches ovate-oblong, bristly-ciliate ; corolla 

 woolly-bearded at the base inside, the limb 1.5-2.5 cm. 

 broad ; flowers distinctly peduncled, crowded, showy ; 

 fruiting calyx 1 cm. or more long, 3-4 times longer 

 than the nuthts. (L. hirtum Lehm.) — Pine barrens, 

 etc., N. Y. to Minn., southw. and westw. Apr.-June. 



5. L. can^scens (Michx.) Lehm. (Puccoox. ) 

 Softly hairy and more or less hoary, 2-6 dm. high ; 

 leaves obtuse, linear-oblong, or the upper ovate-oblong, 

 more or less downy benr-oth and roughish with close 

 appressed hairs above ; flowers sessile ; corolla naked 

 at the base within ; fruiting calyx 6-8 mm. long, barely 

 twice the length of the nutlets. — Plains and open 

 woods, in sandy soil, Ont. to N. J., Va., Ala., and 

 westw. Apr., May. Fig. 874. 874. L. canescens. 



* * Corolla-tube in well developed flowers 2-4 times the length of the calyx and 

 of its erose-toothed lobes, and the appendages conspicuous and arching ; 

 later flowers small, cleistogamous. 



6. L. angustifblium Michx. Erect or diffusely branched from the base, 1-5 

 dm. high, minutely rough-strigose and hoary; leaves linear; flowers pediceled, 

 leafy-bracted, of two sorts; the earlier large and sliowy (corolia-tul)e 1.5-3.5 

 cm. long), the later and tliose of more diffusely branching plants with incon- 

 spicuous or small and pale corollas, without civsts, and tile pcdireLs commonly 

 recurved in fruit; nutlets usually ynnctate. (L. linearifolium Goldie.) — Dry 



