40 



HYPERICACE^. (ST. JOHN'S-WORT FAMILY.) 



* * Capsuk 3-<xlkd: styles separate : petals black-dotted : herbs. 



3. H. perforatum, L. Stem much branched, slightly 2-cdged ; cymei 

 corymbose, many-flowered ; leaves elliptical or linear-oblong, obtuse, with pel- 

 lucid dots ; sepals lanceolate, acute. — Old fields, sparingly naturalized. June^ 

 August. — Stem l°-2° high, bearing runners at the base. Flowers 1' wide, 

 deep yellow^. 



4. H. maculatum, Walt. Stem terete, sparingly branched above ; leaves 

 oblong-cordate, obtuse, clasping, marked with pellucid dots ; cymes many-flow- 

 ered, corymbo.sc ; sepals lanceolate, acute ; styles twice as long as the ovary. ^ 

 Dry pine barrens, Florida to North Carolina. June -August. — Stem 2° -3° 

 high. Leaves I'-l J' long, rigid. Flowers small. 



5. H. COrymbosum, Muhl. Leaves thin, oblong, slightly clasping ; se- 

 pals ovate ; styles as long as the ovary ; otherwise nearly as the last. — Moun- 

 tains of North Carolina, northward and westward. July. — Stem l°-2° high. 

 Leaves l'-2' long. 



* * * Capsule l-celkd, orpartiaUi/ 3-celled bi/ the introversion of the placenim. 



■»- Shrubs : kaues everrjreen. 



++ Cymes leafy. 



6. H. fasciculatum, Lam. Lowest leaves obovate, the others naiTow- 

 linear, with revolnte margins, and numerous smaller ones clustered in the axils ; 

 cymes mostly 3-flowered, lateral and terminal ; sepals like the leaves, mostly 

 shorter than the obovate one-angled petals. — Var. aspalathoidks has very short 

 (2"- 3") and wider leaves and sepals, the latter one third as long as the smaller 

 petals. — Margins of pine barren ponds, Florida to North Carolina and west- 

 ward. July and August. — Shrub 2° -6° high. Leaves 6" -12" long, con- 

 spicuously dotted, glossy. Capsule oblong-linear. 



7. H. galioides, Lam. Leaves linear-oblanccolate, obtuse, tapering to the 

 base, glossy above, rigid ; those in the axils clustered ; cymes lateral and ter- 

 minal, few-flowered, or the terminal ones compound ; sepals equal, linear, acute, 

 shorter than the petals ; capsules acute. — Pine barrens, Florida to Soutli Caro- 

 lina and westward. 



Var. ambiguum. (H.ambiguum, £?/. ? Torr. Sf- Gray.) Leaves oblanceo- 

 late, mucronate, pale and thin j sepals unequal, lanceolate, narrowed at the base, 

 longer than the petals. — River swatpps, Florida. July and August. — Stems 

 2° -4° high. Branches often elongated. Leaves I'-l J' long. 



8. H. myrtifolium, Lam. Leaves cordate-oblong and partly clasping, 

 mostly obtuse, glaucous ; cymes few-flowered, terminal ; sepals leaf-like, ovate, 

 acute, as long as the obovate petals ; stamens very numerous ; capsule conical- 

 ovate. (H. glaucum, Michx.) — Pine barren ponds, Florida to South Carolina 

 and westward. May - September. — Shrub 1° - 2° high, with spreading tereta 

 branches. Leaves thick, 1 ' long. Flowers 1 ' wide. 



9. H. aureum, Bartram. Leaves oblong, mucronate, narrowed at the 

 base, wavy on the margins, glaucous beneath ; flowers very large, mostly solitary 

 at the summit of the 2-edged branches ; sepals leaf-like, shorter than the thick and 

 tardily deciduous petals ; stamens very numerous ; capsule ovate, much smaller 



