1066 RHINANTHACEAE 
Anther-sacs transverse, separated by a dilated membranous connective. Capsule globose 
or ovoid, often blunt. Seeds striate. HEDGE-HyssSoP. 
Staminodia wanting or mere scales. 
Peduncles as long as the bracts or longer. 
Corollas golden yellow. 
Capsules conic, much longer than the sepals. 1. G. pusilla. 
Capsules subglobose, about as long as the sepals. 2. G. Torreyi. 
Corollas white or merely yellowish. 
Corollas about 6 mm. long: capsules globular. 3. G. gracilis. 
Corollas 8-20 mm. long: capsules ovoid. 
Sepals 5 mm. long: corollas 15-20 mm. long: capsules 3-3.5 mm. long. 4. G. Floridana. 
Sepals 4-4.5 mm. long: corollas 8-11 mm. long: capsules 4-5 mm. long. 5. G. Virginiana. 
Peduncles much shorter than the bracts. 6. G. sphaerocarpa. 
Staminodia conspicuous with capitate tips. 
7. G. aurea. 
Corollas golden yellow. 
Corollas white or tinged with purple, or the tube often yellowish within. 
Bractlets nearly as long as the sepals or surpassing them. 
Plants wholly glabrous. 
Leaf-blades thick, oblong to lanceolate, partly clasping: sepals acute. 8. G. officinalis. 
Leaf-blades thin, oblong. obovate to oblanceolate, short-petioled or 
merely sessile : sepals obtuse. 9. G. macrantha. 
Plants pubescent or puberulent, often viscid. 
Sepals lanceolate to oblong-lanceolate: leaf-blades mostly less than 
twice as long as broad. 10. G. viscosa. 
Sepals linear to linear-subulate: leaf-blades mostly over twice as long É 
as broad. 11. G. Drummondii. 
Bractlets minute or obsolete. 12. G. ramosa. 
1l. Gratiola pusílla Torr. Stems viscid or viscid-puberulent, 5-10 cm. tall, very 
slender, often sparingly branched. Leaf-blades linear-spatulate to linear, 2-6 mm. long, 
obtuse, entire, sessile: peduncles slender, longer than the subtending bracts: sepals linear 
or linear-oblong, rather obtuse, 2-3 mm. long: corolla golden-yellow, 7-8 mm. long, the 
lobes retuse or notched : capsules conic-ovoid, 4 mm. long, acute. 
On prairies, Arkansas and Texas. Spring. 
2. Gratiola Torreyi Small. Stems glabrous or nearly so, 5-10 em. tall, usually 
simple. Leaf-blades linear-spatulate to linear, 5-20 mm. long, entire or sparingly toothed, . 
the lower ones narrowed into petiole-like bases : peduncles as long as the subtending bracts 
or longer: sepals linear or oblong-linear, 2 mm. long, surpassed by the linear-clavate 
bractlets: corolla golden yellow, about 10 mm. long: capsules subglobose, about 3 mm. 1n 
diameter. 
In river valleys, Texas. Spring. 
3. Gratiola gracilis Benth. Stems glabrous, 15-25 cm. tall, slender. Leaf-blades 
oblong to oblong-lanceolate, entire or sparingly toothed, sessile: peduncles much longer 
than the subtending bracts: sepals lanceolate, obtuse, 2-2.5 mm. long, about as long as 
the similar bractlets: corolla yellowish white, 6-7 mm. long: capsules subglobose or ovoid- 
globose, about as long as the calyx. 
In low grounds, eastern Texas. Spring. 
4. Gratiola Floridana Nutt. Stems glabrous or nearly so, 1-3 dm. tall, often 
branched at the base. Leaf-blades oblanceolate to spatulate, elliptic or oblong, 1-5 cm. 
long, often obtuse, entire, repand or denticulate, the lowest pair at least narrowed into 
petiole-like bases : peduncles as long as the subtending bracts or longer : sepals alah 
nearly linear, about 5 mm. long, often slightly surpassed by the bractlets : corolla 15- 
mm. long ; tube yellow ; lobes white: capsules globose-ovoid, 3-3.5 mm. long, not pointed, 
On muddy banks, Tennessee to Georgia, Florida and Alabama. Spring. 
5. Gratiola Virginiàna L. Stems viscid-puberulent or pubescent above, 1-3 ei 
tall, often branched at the base. Leaf-blades elliptic-spatulate to elliptic or oblong, 1. 1 
cm. long, often acute, undulate or shallowly toothed, the lower ones narrowed into m t 
like bases : peduncles as long as the subtending bracts or shorter: sepals viscid-puber dali 
linear or linear-lanceolate, 4-4.5 mm. long, about as long as the bractlets : corolla 8- 
mm. long ; tube yellowish ; lobes whitish : capsules ovoid, 4-5 mm. long, acute. : 
In mud or on wet banks, Quebec to British Columbia, south to Florida, Texas and California. 
Spring to fall. 
6. Gratiola sphaerocárpa Ell Stems glabrous or nearly so, 1-4 dm. pex pen 
diffusely branched. Leaf-blades oblong, elliptic or elliptic-lanceolate, often pueri = as 
rowed at the base, 1.5-5 cm. long, repand to dentate-serrate : peduncles rarely à à p ns 
the subtending bracts: sepals linear-lanceolate, 4-5 mm. long, about as long ast e lén 
bractlets : corolla white, 8-12 mm. long ; tube barely twice as long as the calyx : caps 
subglobose, 5-6 mm. in diameter. 
E Pe 
In low grounds, New Jersey to Illinois, south to Florida, Texas and Mexico. Summer and fal 
