CHAP, XXI. JIYPERICA‘CEA. HYPE/RICUM, 401 
§ il. Perfordria Chois. 
Identification. Chois, Prod. Hyp., p. 44., Dec. Prod., 1. p. 546.; Don’s Mill. 1. p. 603. 
Derivation. From perforatus, perforated ; because the leaves are full of pellucid dots, which gives 
them the appearance of being perforated. 
Sect. Char. Calyx of 5 equal sepals, toothed in some with glandular teeth, 
but entire in others, connected at the base. Stamens numerous, free or 
disposed in 5sets. Styles commonly 3. Herbs or undershrubs. Flowers 
axillary, or in terminal panicled corymbs. Leaves rarely linear. (Don’s Mill., 
i. p. 603.) Undershrubs, from 1 ft. to 3 ft. in height, 
A. Sepals entire. 
# 15. H. proui’Ficum L. The prolific St. John’s Wort. 
Identification. Lin, Mant., 106. ; Don’s Mill., 1. p. 605. 
Synonymes, H: folivsum Jacq, Hort. Schonbr., 3. p. 27.; H. Kalmidnum Du Roi, Harbk., 1. p. 510. 
Engravings. Wats, Dend., Brit., t. 88.; Jacq. Hort. Schonb., t. 299. 
Spec. Char., §&c, Stem round. Branches angular. Leaves linear-lanceolate, 
with revolute edges, full of peliucid dots. Corymbs few-flowered. Sepals 
ovate-lanceolate, stamens very numerous. Styles usually connected 
together. (Don’s Mill.,i. p. 605.) A sub-evergreen shrub, from Virginia and 
Canada, introduced in 1758, and producing its yellow flowers from June till 
August. Height 4 ft. Frequent in gardens, and forming a dense leafy 
bush, covered with flowers great part of the summer, and with seed-pods in 
the autumn. American seeds, in London, 6d. a packet; and plants,in Lon- 
don, 9d. each; and at Bollwyller, 50 cents each. 
» 16. H. wereropuy’Lium Vent. The various-leaved St. John’s Wort. 
Identification. Vent. Hort, Cels, t. 68.; Don’s Mill., 1. p. 607. 
Engraving. Vent. Hort. Cels, t. 68, 
Spec. Char., &c. Stem suffruticose, round. Leaves linear-lanceolate, full of pellucid dots ; axillary ones 
crowded, imbricate, very short, blunt. Sepals acute, somewhat unequal. (Don’s Mill., i. p. 607.) 
A low sub-evergreen undershrub, from Persia, in 1712, and producing its yellow flowers in July and 
August. Height 2ft. It requires some protection during winter. 
2 17. H. xeyprracum L. The Egyptian St. John’s Wort. 
Identification. Lin. Sp., 1103.; Don’s Mill, 1. p. 607. 
Engravings. Lin. Ameen., 8, t.8. f.3.; Ker Bot. Reg., t. 196. 
Spec. Char., &c. Stem round. Leaves small, ovate, crowded, without dots. Flowers few, almost 
sessile. Sepals lanceolate, acute. Styles small, diverging. (Don's Miil., i. p. 607.) A sub-evergreen 
undershrub, with glaucous leaves and small flowers; introduced from Egypt in 1787, and producing 
its yellow flowers in June and July. Height 2 ft. it requires protection during winter. 
# 18. H. Gauidrpres Lam. The Galium-like-/eaved St. John’s Wort. 
Identification. Lam. Dict., 4. p. 160.; Don's Mill., 1. p. 609. 
Spec. Char. Stem suffruticose, round, straight. Leaves linear-lanceolate, tapering to the base, 
broadest at the apex, acute, with revolute dotted margins. Sepals linear, acute, reflexed after 
flowering. Styles at first connected, but at length free. Capsules conical, very acute. (Don's Mill., i. 
p. 609.) A sub-evergreen undershrub, native of North America, from New Jersey to Carolina, in 
sandy moist places near rivulets ; producing its yellow flowers from July to September. Height 2 ft. 
2 19. H. axttia‘re Lam. The axillary-flowered St. John’s Wort. 
Identification. Lam. Dict., 4. i 160. ; Don’s Mill., 1. p. 609. : 
Synonymes. H. fasciculatum Willd. Spec., 3. p. 1452., exclusive of the synonymes of Michx., Pursh, 
FL Amer. Sept., 2. p.576.; H. Coris Walt. Fl. Carol., 190. 
Spec. Char., §c. Stem shrubby, round, diffuse. Leaves lanceolate-linear, nar- 
rowed at the base, with revolute margins. Sepals rather unequal. Styles, 
at first joined, but afterwards free. (Don’s Mill.,i. p. 609.) A sub-evergreen 
undershrub, native of the pine woods of Georgia and Florida; producing its 
yellow flowers in July. Height 2 ft. 
FF 2 
