ORDER 18.—ST. JOHNSWORTS. 169 
HYPERICUM. St. Johnswort. 
Sepals 5, connected at base, nearly equal, leaf-like. Petals 5, oblique. 
Stamens many (sometimes few and distinct), united into 3-5 parcels with 
no glands between them. Styles 3-5, either distinct or united at base. 
Capsule 1-celled, or 8—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 8. Capsule 3-celled (the partitions meeting)....b 
a Carpels 8. Capsule 1-celled (the partitions not quite meeting)....¢ 
b Shrubby. Petals not dotted. Leaves lanceolate or oblanceolate... .8-5 
b-Shrubby. Petals not dotted. Leaves linear....6, 7 
b Herbaceous. Petals sprinkled with black dots....8-10 
e Shrubs. Styles united into 1....d 
c Half-shrubby. Styles united into 1....¢ 
ec Herbaceous. Styles distinct, at least at the top....f 
d 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 Flowers 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....23, 24 
g Flowers racemed on the slender branches... .25, 26 
1 E pyramida’tum. Giant 5. Herb 3-4f., flowers 2’ broad. Leaves lance-oblong. 
2 HL Kalmia’num. alm’: S. Shrub 1-2f., flowers 1’ broad. Leaves lance-linear. 
38 H. Buckle’yi Buckley's S. Leaves obovate. Flowers terminal, solitary. S. 
4H. prolif‘icum, Prolific S. Lvs. lance-oblong. Cymes compound. W. 
5 H. galeoi’des. Bedstraw S. Lvs. lance-linear. Clusters axillary. S. 
6 H. rosmarinifo’lium. Rosemary S. Lvs. petioled, shorter than internodes. S, 
7 H. fascicula’tam. Clustered S. Lvs. sessile, longer than the internodes. S. 
8 HL perfora’tam. Punctured S. Stem 2-edged. Lvs. small, light-dotted. « 
9 H.corymbo’sum. Corymbed S. Stem terete. Lvs. large, black-dotted. ¢. 
10 H. macula’tum. Spotted S. St. terete. All over black-dotted. Sty. long. 
11 H.au’/reum. Golden S. Lvs. thick, obtuse, sessile. Fis. large (14). Stam. 500! S. 
12 H. ambig’uum. Dubious S. Lvs. thin, acute, sessile. Fls. 8’” broad. Pet. toothed. S. 
18 H. myrtifo/lium. Myrtle S. Branches terete. Lva.clasping. Cyme leafy. S. 
14 EL cistifo’lium. Rockrose S. Branches 2-edged. Lvs. sessile. Cyme leafless. S. 
15 HL nudifio’ram. Natked-flowered S. Lvs. lance-ovate. Pod ovoid-conie. M.S. 
16 H. spherocar’pon. Round-fruited S. Lvs. linear-oblong. Pod globular. W. 
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