40 IlYPERICACE^. (ST. JOIIN's-WOUT FAMILY.) 



* * Capsule S-celled : styles separate : petals black-dotted : hnbs. 



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

 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, 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'-lV long, rigid. Flowers small. 



5. H. COl'ymbosuin, Muhl. Leaves thin, oblong, slightly clasping ; se- 

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

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

 Leaves l'-2' long. 



* * * Capsule l-celled, or partially 3<ellcd by the introversion of the placentce. 



■t- Shrubs : kaves evergreen. 



*+ Cymes leafy. 



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

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

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

 shorter than tiic obovatc one-angled petals. — Var. asi'ALAtiioides has very short 

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

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

 ward. July and August. — Sin-ub 2°-0° high. Leaves 6" -12" long, con- 

 spicuously dotted, glossy. Capsule oblong-linear. 



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

 ba.sc, glossy aliuvc, rigid ; those in the axils clustered ; cymes lateral and ter- 

 minal, few-fiowered, 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. (IL ambiguum, /^//. ? Torr. ^- Gray.) Leaves oblanceo- 

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

 longer tlian the petals. — River swamps, Florida. July and August. — Stems 

 2° -4° high. Branches often elongated. Leaves 1'- 1^' long. 



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

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

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

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

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

 branches. I>oavcs thick, 1' long. Flowers 1' wide. 



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

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

 at the summit of the 2-edgcd branches ; sepals leaf-like, sliortcr than the thick and 

 tardily deciduous petals ; stamens very niinicrous ; capsule ovate, nmch smaller 



