boeraginacEjS:. (borage family.) 3G3 



§ 2. Nvtlets 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. {Root perennial.) 



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

 much branched, erect or spreading (6' -15' high) ; leaves linear, rigid, 1-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. Ii. officinXle, L. (Common Gbomwell.) 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. i rather rare. (Nat. from En.) 



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

 rough ; leaves 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. 

 Now 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 tlie calyx, the throat rnore 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 . 

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



5. L. hirtum, Lehm. (Hairy Puccoon.) Hispid with bristly hairs 

 (l°-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 peduncled; fruiting calyx (^'long) 3-4 times longer than the nutlets. 

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

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

 April- June. — Flowers crowded, showy : limb of the corolla |' - 1' broad. 



6. L. cau^Scens, Lehm. (HoAKT PuccoON or Alkanet.) Softly 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 tliebase within ; flowers sessile ; fruiting calyx (3" long) 

 barely twice the length of the nutlets. (Batschia canescens, Miclix.) — 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 2-4 times the length of the calyx and of its erose-toothed or 

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

 1. L. longifldrum, Spreug. 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. Pcntalophus lon- 

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

 ward. May. 



