194 SCROPHULARIACEAE. Vo. III. 
17. GRATIOLA L. Sp. Pl. 17. 1753. 
Erect or diffuse glabrous or glandular-pubescent herbs, with opposite sessile, entire or 
dentate leaves, and yellow or whitish peduncled flowers solitary in the axils. Peduncles 
2-bracteolate at the summit in the following species. Calyx 5-parted, the segments narrow, 
slightly unequal. Corolla irregular, its tube cylindric, its limb more or less 2-lipped; upper 
lip entire, emarginate, or 2-cleft; lower lip 3-lobed. Perfect stamens 2, the anterior pair 
\ wanting, or represented by rudiments; filaments filiform; anther-sacs distinct, transverse and 
separated by a broad connective. Style filiform; stigma dilated, slightly 2-lobed. Capsule 
loculicidally and septicidally dehiscent, ovoid or globose, 4-valved. Seeds numerous, longi- 
tudinally and transversely striate. [Latin, grace or favor, from its reputed healing properties. | 
About 30 species, of wide geographic distribution in temperate and warm regions. Besides the 
following, some 9 others occur in southern and western North America. Type species: Gratiola 
officinalis L. 
Sterile filaments minute or none. 
Glandular-puberulent ; flowers 4”-5” long ; capsule ovoid. 1. G. virginiana. 
Glabrous; flowers 7” long; capsule globose. 2. G. sphaerocarpa. 
Sterile filaments 2, slender, capitate at the summit. 
Leaves lanceolate, entire or remotely denticulate. 3. G. aurea. 
Leaves ovate or oblong, sharply serrate. 4. G. viscosa. 
1. Gratiola virginiana L. Clammy Hedge- 
Hyssop. Fig. 3785. 
Gratiola virginiana L. Sp. Pl. 17. 1753. 
Annual; stem erect, at length widely branched, 
glandular-puberulent, at least above, 3’-12’ high. 
Leaves oblong or oblong-lanceolate, sessile, nar- 
rowed to both ends, denticulate, 1’-2’ long, 2’-5” 
wide, glabrous or nearly so; peduncles slender, 
glandular, shorter than or equalling the leaves; 
flowers 4-5” long; bractlets as long as the calyx, 
or longer; calyx about one-half as long as the yel- 
lowish corolla-tube; limb of the corolla short, white; 
sterile filaments minute or none; anther-sacs trans- 
verse, separated by a broad connective; capsule 
broadly ovoid, 2” high, as long as the calyx. 
In wet places, Quebec to British Columbia, south to 
Florida, Texas and California. Ascends to 3000 ft. in 
Virginia. Water jessamine. May-Oct. 
2. Gratiola sphaerocarpa Ell. Round- 
fruited Hedge-Hyssop. Fig. 3786. 
ee sphaerocarpa Ell. Bot. S. C. & Ga. 1: 14. 
1610, 
Annual (or perennial?), glabrous; stem as- 
cending or erect, rather stout, simple or branched, 
6-12’ high. Leaves oblong or obovate-oblong, 
sessile, dentate or denticulate, 3-5-nerved, acute 
or obtusish at the apex, narrowed at the base, 
1-2’ long, 3-8” wide; peduncles stout, little cr 
not at all longer than the calyx; bractlets about 
equalling the calyx; calyx-lobes linear; calyx 
nearly one-half as long as the corolla; flowers 
about 7” long; corolla-tube yellow, the limb 
paler; anther-sacs broad, transverse; sterile fila- 
ments wanting; capsule globose, 3” in diameter. 
In wet places, southern New Jersey to Florida, 
Illinois, Missouri, Texas and Mexico. June—Sept. 
