BORRAGINACE^. (BORAGE FAMILY.) 365 



or somewhat spatulate ; calyx-lobes as long as its tube ; limb of corolla 2 or 

 3" broad, paler blue. (M. palustris, var. laxa, Gray.) In water and wet 

 ground, Newf . to N. Y. (Eu.) 



* * Calyx closing or the lobes erect in fruit, clothed with spreading hairs, some 

 minutely hooked or gland-tipped ; corolla small ; annual or biennial. 



2. M. arv6nsis, Hoffm. Hirsute with spreading hairs, erect or ascend- 

 ing (6-15' high) ; leaves oblong-lanceolate, acutish ; racemes naked at the base 

 and stalked ; corolla blue, rarely white ; pedicels spreading in fruit and longer 

 than the 5-cleft equal calyx. Fields, etc. ; not very common. (Eu.) 



3. M. V&rna, Nutt. Bristly-hirsute, branched from the base, erect (4- 

 12' high) ; leaves obtuse, linear-oblong, or the lower spatulate-oblong ; racemes 

 leafy at the base ; corolla very small, white, with a short limb ; pedicels in fruit 

 erect and appressed at the base, usually abruptly bent outward near the apex, 

 rather shorter than the deeply 5-cleft unequal (somewhat 2-lipped) very hispid 

 calyx. Dry ground, rather common. May - July. 



M. vERsf COLOR, Pers. More slender than the last, simple at base ; racemes 

 loose, mostly naked at base ; flowers almost sessile ; corolla pale yellow chang- 

 ing to blue or violet; calyx deeply and equally 5-cleft. Fields, Del. (Nat. 

 from Eu.) 



7. LITHOSPERMUM, Tourn. GROMWELL. PUCCOON. 



Corolla funnel-form, or sometimes salver-shaped ; the open throat naked, or 

 with a more or less evident transverse fold or scale-like appendage opposite 

 each lobe; the spreading limb 5-cleft, its lobes rounded. Anthers oblong, 

 almost sessile, included. Nutlets ovate, smooth or roughened, mostly bony or 

 stony, fixed by the base ; scar nearly flat. Herbs, with thickish and commonly 

 red roots and sessile leaves ; flowers solitary and as if axillary, or spiked and 

 leafy-bracted, sometimes dimorphous as to insertion of stamens and length of 

 style. (Name formed of \tOos, stone, and tnre'pAta, seed, from the hard nutlets.) 



1. Nutlets tubercled or rough-wrinkled and pitted , gray and dull ; throat of the 

 (nearly white) corolla destitute of any evident folds or appendages. 



L. ARVENSE, L. (CORN GROMWELL.) Minutely rough-hoary, annual or 

 biennial; stems erect (6-12' high); leaves lanceolate or linear, reinless; 

 corolla scarcely longer than the calyx. Sandy banks and roadsides. May - 

 Aug. (Nat. from Eu.) 



2. Nutlets smooth and shining, white like ivory ; corolla greenish-white or pale- 

 yellow, small, with 5 distinct pubescent scales in the throat ; perennial. 



L. OFFICIXA.LE, L. (COMMON GROMWELL.) Much branched above, erect 

 (1-2 high); leaves thinnish, broadly lanceolate, acute, with a few distinct 

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

 Roadsides, N. Eng. to Minn. (Nat. from Eu.) 



1. L. latifdlium, 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. Open 

 grpund and borders of woods, W. New York to Minn., south to Va. and Ark. 

 3. BATSCHIA. Nutlets white, smooth and shining ; corolla large, salver- 

 form or nearly so, deep orange-yellow, somewhat pubescent, the tube much 



