292 SCROPHULARIACE^, (KIGWOKX FAMILY.) 



* * Stems terete, sucadenl, creeping: leaves ovate or roundish, entire: exterior calyx- 

 lobes cordate or ovate : peduncles 2-bracted at the apex. 



3. H. Monnieria, Kunth. Smooth ; stems diffuse, creeping ; leaves 

 fleshy, wedge-obovate, entire or obscurely crenate; corolla bell-shaped, with the 

 rounded lobes nearly equal ; peduncles as long as the flowers ; exterior calyx- 

 lobes ovate. (H. cuneifolia, Pursh.) — Ditches and muddy banks along the 

 coast, Florida to North Carolina, and westward. -Tune -Sept. Ij. — Stem 1° 

 - 2° long. Leaves 1' long. Corolla white or pale blue. 



4. H. amplexicaulis, Pursh. Stem villous, ascending from a creeping 

 base ; leaves smoothish, ovate, cordate and clasping, obtuse ; peduncles shorter 

 than the flowers ; exterior calyx-lobes cordate ; base of the ovary surrounded by 

 a 12-toothed disk. (H. rotundifolia, Ett., not of Pursh.) — Pine-ban-en ponds, 

 Florida to North Carolina, and westward. July - Sept. H. -- Flowering stems 

 6'- 8' high. Leaves ^' long, crowded. Flowers blue. Plant odorous. 



8. GRATIOLA, L. Hedge-Hyssop. 



Calyx 5-parted, the lobes nearly equal, narrow. Corolla bilabiate, with the 

 upper lip entire or emarginate, the lower 3-cleft. Fertile stamens 2, included, 

 the anterior ones sterile or wanting. Stigma 2-lipped. Capsule 4-valvcd, many- 

 seeded. — Low perennial herbs, with opposite leaves, and solitary axillary white 

 or yellow flowers. Calyx mostly 2-bracted. 



* Connective of the anthers dilated, the cells transverse : stems tender: Jiowers 



+- Sterile stamens minute or none. 



1. G. Virginiana, L. Stem branching from the base, glandular-pubes- 

 cent above ; leaves lanceolate, acute, sparingly serrate, sessile, the lower ones nar- 

 rowed at the base; peduncles slender, the upper ones longer than the leaves; 

 corolla white, with the yellowish tube twice as long as the calyx ; capsule ovate, 

 acute. — Muddy banks and ditches, Florida to Mississippi, and northward. 

 April and May. — Stem 6'- 12' high. Leaves 1' long. Corolla 5" - 6" long, 

 hairy within. 



2. G. Floridana, Nutt. Stem simple, or branched, smooth ; leaves lance- 

 olate or oblong, obtuse, entire or nearly so, narrowed at the base, sessile, the 

 lowest slightly petioled ; peduncles filiform, longer than the leaves ; lobes of the 

 corolla emarginate, white ; the slender yellowish tube three times as long as the 

 calyx. — Muddy banks of the Chipola River, West Florida. April. — Stem 

 1° high. Leaves 1' long. Corolla 8" long. Capsule globose. 



3. G. sphserocarpa, Ell. Smooth; stem thick, ascending, branching at 

 the base ; leaves oblong or lance-oblong, serrate above, narrowed and entire 

 towards the base, sessile, the lowest mostly obovate ; peduncles thick, shorter 

 than the leaves, sometimes shorter than the calyx ; corolla white, the tube twice 

 as long as the calyx ; capsule globose. — Springs and branches, Florida to 

 South Carolina, and westward. March -May. — Stem 4' -1 2' high. Leaves 

 1' long. Corolla J' long. 



