BORUAGINACEJi. (BORAGE FAMILY.) 363 



2. Nutlets smooth and shining, mostly white like ivory, occasionally dotted with pores: 

 corolla in our species greenish-white or cream-color, small, with 5 small but distinct 

 pubescent scales in the throat. (Hoot perennial.) 



2. L. angUStifblium, Michx. Minutely and slightly hoary, roughish, 

 much branched, erect or spreading (6' -15' high) ; leaves linear, rigid, \-nerved; 

 corolla not longer than the calyx ; the short peduncles in fruit mostly recurved ; 

 nutlets more or less pitted when young, rarely bright white, but smooth and shin- 

 ing. River-banks, from Illinois southward and westward. May. 



3. L. OFFICINXLE, L. (COMMON GROMWELL.) Much branched above, 

 erect (l 2 high) ; leaves thinnish, broadly lanceolate, acute, with a few distinct 

 veins, rough above, soft-pubescent beneath ; corolla exceeding the calyx ; nutlets very 

 smooth and even. Roadsides, &c. : rather rare. (Nat. from Eu.) 



4. L. Iatif61ium, Michx. Stem loosely branched, erect (2 -3 high), 

 rough; leavef ovate and ovate-lanceolate, mostly taper-pointed (even the floral ones 

 2' -4' long), ribbed-veined, roughish above, finely soft-pubescent beneath, the 

 root-leaves large and rounded ; corolla shorter than the calyx ; nutlets very smooth or 

 sparingly impressed-punctate, shining, turgid (2" long). Borders of woods, "W. 

 New York and Penn. to Wisconsin and southwestward. June. 



3. BATSCHIA, Gmelin. Nutlets smooth and shining : corolla large, salver-shaped 

 or nearly so, deep orange-yellow, somewhat pubescent outside, the tube 2-4 times 

 longer than the calyx, the throat more or less appendaged. (Roots perennial, long 

 and deep, yielding a red dye. ) 



* Tube of the corolla from one half to twice longer than the calyx, not much longer than 



its ample limb, the lobes entire ; the appendages glandular and adherent (especially 

 when the stamens are at the base of the tube), or slightly arched. 



5. L. hirtum, Lehm. (HAIRY PUCCOON.) Hispid with bristly hairs 

 (1 -2 high) ; stem-leaves lanceolate or linear, those of the flowering branches 

 ovate-oblong, bristly-ciliate ; corolla woolly-bearded at the base inside ; flowers dis- 

 tinctly pedunded; fruiting calyx ('long) 3-4 times longer than the nutlets. 

 (Also L. sericeum, Lehm. Batschia Caroliniensis, Gmel. B. Gmelini, Mich.) 

 Dry woods, New York to Wisconsin, Virginia, and southward and westward. 

 April- June. Flowers crowded, showy: limb of the corolla '-!' broad. 



6. L. canescens, Lehm. (HOARY PCCCOON or ALKANET.) Soflly hairy 

 and more or less hoary (6 ; - 15' high) ; leaves obtuse, linear-oblong, or the upper 

 ovate-oblong, more or less downy beneath and roughish with close appressed hairs 

 above; corolla naked at the base within ; flowers sessile ; fruiting calyx (3" long) 

 barely twice the length of the nutlets. (Batschia canescens, Michx.) -. Open woods 

 and plains, New York to Kentucky and northwestward. May. Limb of the 

 showy corolla smaller and the calyx shorter than in the last. 



# # Tube of the corolla 24 times the length of the calyx and of its erose-toothed or 



crenulate lobes, the appendages more projecting. (Pentalophus, A. DC.) 



7. L. longiflbrum, Spreng. Minutely strigose-hoary ; stem simple (6'- 

 18 high) ; leaves linear; tube of the corolla much longer than the calyx (8"- 

 li' long). (Batschia longiflora, Pursh. L. incisum, Lehm. Pentalophus lon- 

 giflorus, A. DC.) Prairies and plains, from W. Illinois and Wisconsin west- 

 ward. May. 



