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



* * Capsule 3-celled : styles separate : petals black-dolled : lit-rbs. 



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

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

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

 August. Stem l-2high, 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 1 ' 1 ' long, rigid. Flow.ers small. 



5. H. COrymb6sum, 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 1 2 high. 

 Leaves l'-2' long. 



* * * Capsule \-celled, or partially 3-celled by the introversion of the placenta'. 



*- Shrubs : leaves evergreen. 



w 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. galioid.es, Lam. Leaves linear-oblanceolate, obtuse, tapering to tin- 

 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. ? Tarr.fr Gray.) Leaves oblanceo- 

 late, mucronate, pale and thin ; sepals unequal, lanceolate, nan-owed at the base, 

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

 2 -4 high. Branches often elongated. Leaves !'-!' 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 tereto 

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



