172 THE FLORA. 



HYPER'ICUM. St. Johnswort. 



Sepals 5, connected at base, nearly equal, leaf-like.. Petals 5, 

 Stamens many (sometimes few and distinct), united into 3-5 parcels w itl, 

 no glands between them. Styles 3-5, either distinct or united at base. 

 Capsule 1-celled, or 3-5-celled. Herbs or shrubs, with branching stems, 

 opposite, entire leaves, and yellow flowers. (Figs. 210, 211, 400-402.) ' 



!> Stamens 25 to 100, more or less united into sets. . . .a 

 ^ Stamens 5 to 15, not at all united. . . .g 



a Carpels (pistils) and styles 5 or more. Capsule 5-celled Nos. 1, 2 



a Carpels 3. Capsule 3-celled (the partitions meeting) b 



a Carpels 3. Capsule 1-celled (the partitions not quite meeting) c 



b Shrubby. Petals not dotted. Leaves lanceolate or oblanceolate....&-6 

 b Shrubby. Petals not dotted. Leaves linear.. ..6, 7 

 b Herbaceous. Petals sprinkled with black dots 8-10 



c Shrubs. Styles united into 1 d 



c Halt-shrubby. Styles united into 1 e 



c Herbaceous. Styles distinct, at least at the top f 



<1 Flowers solitary or in 3's, axillary. Stems 2-edged. . . .11, 12 

 d Flowers clustered in a compound, terminal cyme.... 13, 14 



e Flowers in a leafless, stalked cyme. Leaves obtuse.... 15, 16 



e Flowerw in a leafy (few-leaved) cyme. Leaves acute.... 17, 18 

 f Stem or branches 4-cornered or square.... 19, 20 

 f Stem and branches terete, not angular. . . .21, 22 



g Flowers in corymbous cymes 28, 24 



g Flowers racemed on the slender branches 25, 26 



1 H. pyramida'tum. Giant S. Herb 3-if., flowers 2' broad. Leaves lance-oblong. 



2 H. Kalmia'num. Salm's S. Shrub l-2f., flowers 1' broad. Leaves lance-linear. 



3 H. Buckle'yi. Buckley's S. Leaves obovate. Flowers terminal, solitary. S 



4 H. prolif'icnm. Prolific S. Lvs. lance-oblong. Cymes compound. W. 



5 H. galeoi'des. Bedstraw S. Lvs. lance-linear. Clusters axillary. S. 



6 H. rosmarinifo'linm. Rosemary S. Lvs. petioled, shorter than internodes. S. 



7 H. fascicula'tum. Clustered S. Lvs. sessile, longer than the internodes. S. 



8 H. perfora'tnm. Punctured S. Stem 2-edged. Lvs. small, light-dotted, c. 



9 H. corymbo'sum. Corymbed S. Stem terete. Lvs. large, black-dotted, c. 



10 H. macula 'turn. Spotted S. St. terete. All over black-dotted. Sty. long. 



11 H. an'reum. Golden S. Lvs. thick, obtuse, sessile. Fls. large (li'). Stain. 500 ! S 



12 H. ambig'uum. Dubious S. Lvs. thin, acute, sessile. Fls. 3" broad. Pet. toothed. S 



13 H. myrtifo'linm. Myrtle S. Branches terete. Lvs. clasping. Cyme leafy. S. 



14 H. cistifo'lium. Rockruse S. Branches 2-edged. Lvs. sessile. Cyme leafless. S. 



15 H nudiflo'rum. Naked-flowered S. Lvs. lance-ovate. Pod ovoid-conic. M. S. 



16 H. sphEerocar'pon. Round-fruited S. Lvs. linear-oblong. Pod globular. W. 



