90 rOLYGALACE.T:. (MILKWUUT FAMILY.) 



7. P. Reynoldsise, Chaiim. stems stout, at l('ii<;th brancliiiig alH)ve 

 (1° or iiKire liigli) ; leaves laiueolate ( 1 ' long), the lowest clustered, spatulate ; 

 flowers large, yellow, scattered in a long (6' or more) stout tcriniual raceme ; 

 wings elliptical, mucrouate ; caruncle as long as the hairy oval seed. — St. 

 Augustine, Ea.«t Florida {Miss liei/iiolds). — Anomalous among the yellow- 

 tlow ered species, but may prove to be a form of the preceding. 



■t- -t- F/oicrrs purple or rose-color : aniiiutis: stems branching. 



S. P. sanguinea, L. Leaves oblong-linear, acute ; spikes ovate or 

 roundish, obtuse ; Howers imbricated ; wings Ijroadly ovate, obtuse, sessile ; 

 lobes of tiie caruncle ratlicr sliorter than the pear-.shaped sparse-hairy seed. — 

 Low grounds. North Carolina. July - Scjit. — Stems 1° liigh. Flowers red- 

 dish j)urple. liracts persistent. 



9. P. fastigiata, Nutt. Stems slender, at first simple ; leaves narrow- 

 linear, acute ; spikes globose, obtuse ; wings oblong-obovate tapering into a 

 distinct claw at the base; caruncle as long as the stalk of the spar.se-hairy 

 pear-shaped seed. — Low pine barrens, Florida to North Carolina, and west- 

 ward. July -Oct. — Stems 10'- 15' liigh. Leaves erect. Flowers small, 

 bright rose-color. Bracts deciduous. 



10. P. Nuttallii, Carey. Leaves short, linear, obtuse; spikes oblong, 

 acute, dense ; wings short, elliptical, slightly clawed ; lobes of the caruncle 

 collateral, one third as long as the obovate very hairy seed. — Dry sandy soil, 

 Georgia to North Carolina. August. — Stem 4' -8' high, the branches fas- 

 tigiate. Spikes and greenish and purple flowers smaller than in No. 9. 

 Bracts persistent. 



11. P. Curtissii, Gray. Stem slender; leaves alternate, narrow-linear ; 

 racemes long, loosely flowered ; wings narrowly oblong, erect, twice as long 

 as the capsule; seeds and caruncle as in No. 12. — U])per districts. July- 

 August. — Stem 9' high. Flowers rose-color. Bracts persistent. 



12. P. Chapmanii, Torr. & Gray. Stems slender, at length sparingly 

 branched ; leaves scattered, narrow-linear, acute ; spikes long, lanceolate, 

 acute, loose-flowered; wings obovate, short-clawed; lobes of the caruncle 

 spreading, as long as the stalked base of the pear-shaped very hairy seed. — 

 Low pine liarrens near the coast, West Florida, and westward. June- 

 August. —Stems 1°- li° high. Spikes r- 2' long. Flowers bright purple. 

 Bracts ])crsistent. 



13. P. incarnata, L. Stem often simple, glaucous; leaves scattered, 

 linear, fleshy, sometimes minute and sul)ulate ; spikes lanceolate, acute, dense 

 flowered ; petals united into a tube which is twice as long as the elliptical 

 wings, conspicuously crested ; carnnde spongy, as long as the stalk of the 

 oval hairy seed. — Dry sandy soil. June - August. — Stem l°-2° high. 

 Bracts deciduous. Flowers, and often the rachis, purple. 



14. P. setacea, Michx. Stems simple or sparingly branched, slender; 

 leaves minute, scale-like; spikes ol)long, dense-flowered, acute; wings oblong, 

 acute, as long as the i)etals ; caruncle and seeds as in the preceding, — Low 

 pine barrens, Florida to North Carolina, and westward. May -July. — Stem 

 1° high. Spikes i'-V long. Flowers pale rose-color or whitish. Bracts 

 deciduous. 



