KHINANTHACEAE 1067 



7. Gratiola aurea Muhl. Stems viscid or viscid -pubescent, 0.5-2 dm. long, often 

 decumbent and creeping, simple or sparingly branched. Leaf-blades linear to lanceolate, 

 1-2.5 cm. long, entire or sparingly toothed, sessile : peduncles as long as the subtending 

 bracts or shorter : sepals lanceolate, 4 mm. long, about as long as the nearly linear bract- 

 lets : corolla golden yellow, 1-1.5 cm. long, puberulent ; tube slightly gibbous near the 

 middle : capsules. 



In wet soil and pine lands, Quebec and Ontario, south to Florida. Summer and fall. 



8. Gratiola officinalis L. Stems glabrous, 2-5 dm. tall, more or less branched. 

 Leaf-blades thick, oblong to lanceolate, 2-4 cm. long, acute, entire or serrulate, sessile 

 and partly clasping : peduncles slender, shorter than the subtending bracts : sepals linear 

 to linear-lanceolate, 5-6 mm. long, acute, usually surpassed by the narrow bractlets : corolla 

 white, striped with a darker color, 1.7-2 cm. long : capsules ovoid, 5-7 mm. long, acute. 



In low grounds, Georgia. Native of Europe. Summer. 



9. Gratiola macrdntha Chapm. Stem glabrous, ascending from a creeping base, 

 1.5-3 dm. long, branching: leaf-blades thin, oblong-obovate to oblanceolate, 2.5-4.5 cm. 

 long, obtuse, entire, short-petioled or merely sessile : peduncles mostly longer than the 

 subtending bracts : sepals linear, obtuse, usually surpassed by the spatulate bractlets : 

 corolla white, 12-18 mm. long. 



In cool spring, near Quincy, Florida. Spring. 



10. Gratiola viscosa Schwein. Stems viscid-puberulent or pubescent, 1-4 dm. tall, 

 sometimes decumbent, simple or sparingly branched. Leaf-blades ovate, oval or oblong, 

 0.5-2 cm. long, acute, sharply serrate, sessile and partly clasping : peduncles longer than 

 the subtending bracts or occasionally shorter : sepals lanceolate to oblong-lanceolate, 5-7 

 mm. Jong, rather obtuse, shorter than the bractlets : corolla yellowish white, 8-10 mm. 

 long, the upper lip bearded with glandular hairs : staminodium sometimes obsolete : cap- 

 sules ovoid-globose, 2-3 mm. long. 



In muddy places and brooks, Kentucky to North Carolina and Georgia. Spring to fall. 



11. Gratiola Dnimmdndii Benth. Stems viscid-pubescent, 1-4 dm. tall, often 

 sparingly branched. Leaf-blades oblong, lanceolate or linear, 1-1.5 mm. long, acute, 

 sharply toothed, especially near the apex, sessile and partly clasping : peduncles slender, 

 fully as long as the subtending bracts, or shorter : sepals minutely glandular, linear or 

 linear-subulate, 5-7 mm. long, about as long as the bractlets: corolla whitish or yellowish, 

 10-12 mm. long : capsules subglobose, 1.5-2 mm. long. 



In muddy places and shallow streams, Arkansas to Georgia, Florida and Texas. Summer. 



12. Gratiola ramosa Walt. Stems viscid-puberulent, 1-3 dm. tall, sometimes spar- 

 ingly branched, often tufted. Leaf-blades lanceolate or linear-lanceolate, 1-1.5 cm. long, 

 acute, with few sharp teeth, sessile : peduncles as long as the subtending bracts or longer : 

 sepals glandular, linear-subulate or narrowly linear-lanceolate, 4-6 mm. long, accompanied 

 by minute or obsolete bractlets : corolla whitish, 10-12 mm. long ; tube glandular-pubes- 

 cent : capsules depressed, 1.5-2 mm. long. 



In wet soil, South Carolina to Florida. Summer and fall. 



20. SOFHRONANTHE Benth. 



Annual or perennial rigid caulescent herbs, with rough-pubescent foliage. Leaves 

 opposite : blades entire or toothed, sessile. Flowers solitary in the axils, short-ped uncled 

 or nearly sessile. Calyx sessile in 2 bractlets : sepals 5, nearly distinct. Corolla white or 

 purplish, 2-lipped. Stamens 2, included. Staminodia filiform, capitate at the apex. 

 Anther-sacs parallel, contiguous. Capsule somewhat elongated, acuminate. 



Leaf-blades linear, entire : corolla-tube about twice as long as the sepals, 1. S. hispida. 



Leaf-blades ovate, oval or oblong, toothed : corolla-tube barely surpassing the sepals. 2. S. 



1. Sophronanthe hispida Benth. Stems hispidulous, 0.5-2 dm. tall, usually 

 clustered. Leaves numerous; blades firm, linear-lanceolate, 1-1.5 cm. long, strongly 

 revolute : bractlets linear or linear-lanceolate, surpassing the calyx : peduncles 1-2 mm. 

 long, or the calyx almost sessile : sepals linear-lanceolate, unequal, rigidly pubescent : 

 corolla about 1 cm. long, salverform : capsules conic-ovoid, about 5 mm. long. [Gratiola 

 subulata Baldw.] 



In sand, Florida to Louisiana. Spring to fall. 



2. Sophronanthe pilosa (Michx. ) Small. Stems hirsute, 2-6 dm. tall, simple or 

 sparingly branched. Leaf-blades ovate, oval or oblong, 1-2 cm. long, acute or obtuse, 

 sparingly toothed, sessile or partly clasping : pedicels 1-2 mm. long, or the calyx nearly 



