SCROPHULARIACE^E. (PIGWORT FAMILY.) 287 



# # Diffusdy spreading : leaves several-nerved and veiny : corolla yellow. 



3. M. Jamesii, Torr. Smooth ; stems creeping at the base ; stem-leaves 

 round or kidney-shaped, nearly sessile, equalling the peduncles ; calyx ovate, 

 inflated in fruit, the upper tooth much the largest. In cool springs, Mackinaw, 

 Wisconsin, and westward. Flower small. 



M. LtiTEDS, with its varieties, and M. MOSCHATUS, the MUSK-PLANT, from 

 Oregon, are common in cultivation. 



9. CONOBEA, Aublet. (CAPRARIA, Mkhx.) 



Calyx 5-parted, equal. Upper lip of the corolla 3-lobed, the lower 3-parted. 

 Stamens 4, fertile : anthers approximate. Style 2-lobed at the apex, the lobes 

 wedge-form. Seeds numerous. Low branching herbs, with opposite leaves, and 

 small solitary flowers on axillary 2-bractleted peduncles. (Name unexplained.) 



1 . C. multifida, Benth. Diffusely spreading, much branched, minutely 

 pubescent ; leaves petioled, pinnately parted, the divisions linear- wedge-shaped ; 

 corolla (greenish- white) scarcely longer than the calyx. (I) Sandy river- 

 banks, Ohio to Illinois, and southward. July - Sept. 



1O. IfCRPESTIS, Gasrtn. HERPESTIS. 



Calyx 5-parted ; the upper division broadest, the innermost frequently very 

 narrow. Upper lip of the corolla entire, notched, or 2-cleft ; the lower 3-lobed. 

 Stamens 4, all fertile. Style dilated or 2-lobed at the apex. Seeds numerous. 

 Low herbs with opposite leaves and solitary axillary flowers. (Name from 

 fpjrrjarTrjs, a creeping thing, the species being chiefly procumbent.) 



# Upper lip of the blue corolla merely notched : leaves many-nerved. 



1. H. rotund if olia, Pursh. Nearly smooth, creeping; leaves round- 

 obovate, half clasping (' - 1' long) ; peduncles twice or thrice the length of the calyx, 

 the upper sepal ovate. 1J. Wet places, Illinois and southward. Aug. 



2. 11. amplcxicaiilis, Pursh. Stems hairy, creeping at the base; 

 leaves ovate, clasping ; peduncles shorter than the calyx ; upper sepal heart-shaped. 

 1J. Wet places, New Jersey and southward. Aug. Aromatic when bruised. 

 * # Corolla (bluish) almost equally 5-cleft, the upper lip being 2-parted: stamens 



almost equal : leaves nearly nerveless. 



3. H. Monniera, H. B. K. Smooth, somewhat creeping; leaves obo- 

 vate or wedge-shaped ; peduncles rather long, 2-bracted at the apex. 1J. 

 River-banks, Maryland and southward along the coast. 



11. GRATIOL.A, L. HEDGE-HYSSOP. 



Calyx 5-parted, the divisions narrow and nearly equal. Upper lip of the 

 corolla entire or 2-cleft, the lower 3-cleft. Fertile stamens 2, included, poste- 

 rior ; the anterior mere sterile filaments, or wanting. Style dilated or 2-lipped 

 at the apex. Pod 4-valved, many-seeded. Low herbs, mostly perennial, with 

 opposite sessile leaves, and axillary 1 -flowered peduncles, usually with 2 bract- 

 lets at the base of the calyx. (Name from gratia, grace or favor, on account of 

 its supposed excellent medicinal properties.) 



