SCROPHULARIACE^E. (FIGWORT FAMILY.) 329 



calyx ovate, inflated in fruit, the upper tooth much the largest. — In cool springs, 

 N. Michigan, Wisconsin, Illinois, and westward. — Flowers small, little larger 

 than in the cultivated M. jioscuatus or Musk-Plant. 



9. CONOBEA, Aublet. ( CaprXri a, Michx. ) 



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 unex- 

 plained.) 



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

 pubescent, annual; leaves petioled, pinnately parted, divisions linear-wedge- 

 shaped ; corolla (greenish-white) scarcely longer than the calyx. — River-banks, 

 Ohio to Illinois, and southward ; also adventive below Philadelphia. July - Sept. 



10. HERP^ISTIS, Gaertn. Herpestis. 



Calyx 5-parted ; the upper division broadest, the innermost often 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 ; in summer : ours 

 rather succulent perennials. (Name from epnvo-TTjs, a creeping thing, the species 

 being chiefly procumbent.) 



* Upper tip of the blue corolla merely notched: leaves many-nerved. 



1. H. rotundifblia, Pursh. Nearly smooth, creeping ; leaves round-oboe -at '> , 

 half clasping (£'— 1' long) ; peduncles twice or thrice the length of the calyx, the upper 

 sepal ovate. — Wet places, Illinois and southward. 



2. H. amplexicaulis, Pursh. Stems hairy, creeping at the base ; leaves 

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

 places, New Jersey and southward. — Aromatic when bruised. 



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

 hr acted: stamens almost equal: leaves nearly nerveless. 



3. H. Monni6ra, H. B. K. Smooth, somewhat creeping ; leaves obovate 

 or wedge-shaped. — Maryland and southward along the coast. 



11. GKATIOLA, L. Hedge-Hyssop. 



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

 rolla entire or 2-cleft, the lower 3-cleft. Fertile stamens 2, included, posterior; 

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

 apex. Pod 4-valved, many-seeded. — Low herbs, mostly perennials, some appar- 

 ently annuals, with opposite sessile leaves, and axillary 1 -flowered peduncles, 

 usually with 2 bractlets at the base of the calyx. Flowering all summer; all 

 inhabiting wet or damp places. (Name from gratia, grace or favor, on account 

 of supposed excellent medicinal properties. ) 



§ 1. Anthers with a broad connective: the cells transverse: stems mostly diffusely 

 branched, or creeping at base, soft viscid-pubescent or smooth. 



