SCKOrJILTl.AlllACK.K. (l'' 1< i WO KT FAMILY.) 311 



6. H. rotuildifolia, Pursh. Stem smoothish, creeping ; leaves round- 

 obovate, clasping ('-!' long); peduncle longer than the flower; exterior 

 calyx lobes ovate. Tennessee (Gattinger). 



8. CONOBEA, Aublet. 



Calyx 5-parted. Corolla obscurely 2-lipped, the upper lip 2-lobed, the 

 low er one 3-parted. Stamens 4, all fertile ; autliers approximate iu pairs, the 

 cells parallel. Style 2-lobed. Capsule ovoid or globular, many-seeded. 

 Low herbs, with opposite leaves, and small axillary flowers. 



1. C. multifida, Beuth. Annual, much branched, pubescent, 3' -8' 

 hi <r h; leaves piuuately divided into linear toothed lobes; corolla pale purple, 

 barely longer than the calyx ; capsule ovoid. Upper Georgia, and westward. 

 July. 



9. GRATIOLA, L. HEDGE HYSSOI-. 



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

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

 cluded, the anterior ones sterile or wanting. Stigma 2-lipped. Capsule 

 4-valved, many-seeded. Low perennial herbs, with opposite leaves, and soli- 

 tary axillary white or yellow flowers. Calyx mostly 2-bracted. 



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



peduncled. 



H- Sterile stamens minute or none. 



1. G. Virginiana, L. Stem branching, glandular-pubescent above; 

 leaves lanceolate, sparingly serrate, sessile ; 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. April- May. 



Stem 6'- 12' high. Leaves I' long. Corolla 5"- 6" long, hairy within. 



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

 lanceolate or oblong, entire or nearly so, 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 ; capsule 

 globose. Muddy banks, Florida to Tennessee. April. Stem 1 high. 

 Leaves 1' long. Corolla 8" long. 



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

 the base ; leaves oblong, serrate above, sessile ; peduncles thick, shorter tlinn 

 the leaves ; 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'- 12' high. Leaves 1' long. Corolla \' long. 



t- -<- Sterile stamens manifest. 



4. G. macrantha, n. sp. Glabrous ; stem ascending from a creeping 

 base, branching, 5' -10' high, few-flowered ; leaves membranaceous, obovate- 

 oblong, or oblanceolate, obtuse, entire, sessile or short-petioled, 1'- If long, 

 mostly shorter than the filiform peduncles ; calyx lobes linear, obtuse, shorter 

 than the spatulate bracts; corolla white, 6"- 9" long ; sterile stamens con- 

 spicuous. Cool springs near Quincy, Middle Florida. May- June. 



