292 scropiiulariace^e. (kigwort family.) 



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

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



3. H. Monnioria, 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. (II. cuneifolia, Pursh.) — Ditches ami muddy banks along the 

 coast, Florida to North Carolina, and westward. -Tiine -Sept. U, — Stem 1° 

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



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

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

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

 a 12-toOtbed disk. (H. rotundifolia, EU., not of Pursh.) — Pine-barren ponds, 

 Florida to North Carolina, and westward. July -Sept. 11 — 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-eleft. Fertile stamens 2, included, 

 the anterior ones sterile or wanting. Stigma 2-lippcd. Capsule 4-valved, 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: flowers 



peduncled. 



*- 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 C-12' high. Leaves 1' long. Corolla 5" -6" long, 

 hairy within. 



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

 plate or oblong, obtuse, entire or nearly so, narrowed at the base, Bessile, the 

 lowest Blightly pctioled ; 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, EU. Smooth; stem thick, ascending, branching at 

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

 toward- the base, Bessile, the lowest mostly obovate; peduncles thick, shorter 

 than the leaves, lometimes ihorter than the calyx ; corolla white, the tube twice 

 as long as the calyx; capsule globose. — Springs and branches, Florida t<> 



South Carolina, and westward. March - May. — Stein I'-lli' high. Lca\cs 

 1' loiij.'. Corolla V long. 



