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



* * Capsule3-celled: styles separate : petals black-dotted : herbs. 



3. H. perforatum, L. Stem much branched, slightly 2-edged ; cymes 

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

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

 August. Stem 1- 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, corymbose ; 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'-lJ' 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 1-celled, or partially 3-celled by the introversion of the placentce. 



-*- Shrubs : leaves evergreen. 



*-* Cymes leafy. 



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

 linear, with revolute 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. ASPALATHOIDES 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-oblanceolate, 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 South Caro- 

 lina and westward. 



Var. ambiguum. (H. ambiguum, Ell.? Torr. $- Gray.) Leaves oblanceo- 

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

 longer than the petals. River swamps, Florida. Juty and August. Stems 

 30-40 high. Branches often elongated. Leaves l'-l|' 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 terete 

 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 



