390 SCUOl'HLLARIACE.^. (fIGWORT FAMILY.) 



minutely pubescent outside, villous within and lobes ciliate ; anthers and fila- 

 ments very villous. — Low pine barrens, Del. to Fla. 



* * Annuals; herhcifje blackish in drying (except n. 1.3). 

 -»- Pediceh little if at all longer than the calyx and capsule. 



9. G. aspera, Dougl. Sparingly branched (1-2° high); leaves long 

 and linear, rough ; pedicels {most of them alternate) equalling or moderately 

 exceeding the calyx, which has triangular-Janceolate acute lobes about half as 

 long as the tube; corolla over 1' long. — Plains and prairies, Mich, and W. 

 Ind. to Dak. and W. Ark. 



10. G. purpurea, L. (Purple Geeardia.) Stem (1-2° high) with 

 long and rigid widely spreading branches ; leaves linear, acute, rough-mar- 

 gined; flowers large (1' long), bright purple, often downy; pedicels shorter 

 than the calyx, mainly opposite ; calyx-teeth sharp-pointed, from very short to 

 about half as long as the tube. — Low grounds, mainly near the coast and in 

 the region of the Great Lakes. Very variable. — Var. palpercula. Gray. 

 Smoother, more simple ; corolla usually only J' long, lighter rose-purple. — 

 N. Eug. to I'euu., X. 111., Minn., and northward. 



11. G. maritima, Raf. (Sea-side G.) Low (4-12' high), with shorter 

 branches; leaves and short broad calyx-teeth rather fleshy and obtuse; pedicels 

 about as long as the calyx ; corolla h,' long. — Salt marshes along the coast. 



H- +- Pedicels usually exceeding the corolla ; woolly anthers cuspidate at base. 



12. G. tenuifdlia, Vahl. (Slender G.) Leaves narrowly linear, acute, 

 the floral ones mostly like the others; calyx-teeth very short, acute ; capsule 

 globular, not exceeding the calyx ; corolla about ^' long. — Low or dry ground, 

 common. — Var. jiacrophtlla, Benth. Stouter; larger leaves U- 2' long 

 and almost 2" wide, scabrous ; pedicels ascending ; calyx-teeth larger ; corolla 

 little over ^' long. W. Iowa to W. La. and Col. — Var. asperlla. Gray. 

 Leaves all nearly filiform and upper face hispidulous scabrous ; inflorescence 

 more paniculate ; corolla small, the expanded limb only 6" in diameter. Dry 

 bare hills, Mich, and N. Ind. to Minn, and Mo. 



13. G. Skinneriana, Wood. Leaves bristle-shaped, as are the branch- 

 lets, or the lower linear; capsule ovate, mostly longer than the calyx, which has 

 short setaceous teeth ; corolla 4 - 6" long. (G. setacea. Gray, Man., not of 



Walt.) — Sandy low ground, Mass. to Minn., south to Fla. and La. 



20. CASTILLEIA, Mutis. Paixted-Cup. 



Calyx tubular, flattened, cleft at the summit on the anterior, and usually on 

 the posterior side also ; tlie divisions entire or 2-lobed. Tube of the corolla 

 included in the calyx ; its upper lip (galea) long and narrow, arched and 

 keeled, flattened laterally, enclosing the 4 unequal stamens ; lower lip short, 

 3-lobed. Anther-cells oblong-linear, unequal, the outer fixed by the middle, 

 the inner pendulous. Capsule many-seeded. — Herbs (root-parasitic), with 

 alternate entire or cut-lobed leaves ; the floral ones usually dilated, colored, 

 and more showy than the yellow or purplish spiked flowers. (Dedicated to 

 Castillejo, a Spanish botanist.) 



1. C COCCinea, Spreng. (Scarlet Painted-Cup.) Hairy biennial 

 sr annual ; stem simple ; root-leaves clustered, mostly entire, obovate or 



