338 MANUAL OF BOTANY 



stigma sessile, 4-lobed. Fruit a membranous 4-celled, 4-valved 

 capsule, with locnlicidal or septicidal dehiscence. Seeds BmdM, 

 indefinite ; einhrijo very minute, at the base of a large quantity 

 of fleshy albumen. 



Distrihiition and Numbers. — Natives of Chili. Illustrative 

 Genera: — Francoa, Cavan.; Tetilla, DC. These are the only 

 genera ; they include about 6 species. 



Proxjerties and Uses. — The Francoas are reputed to be cooling 

 and sedative. Tetilla is astringent, and is employed as a remedy 

 in d3^sentery. 



Order 124. Escalloniace^, the Escallonia Order. — Charac- 

 ter. — Evergreen sliruhs, with alternate exstipulate glandular 

 leaves and axillary showy flowers. Calyx superior, 5-toothed, 

 imbricate in sestivation. Petals 5, alternate with the divisions 

 of the calyx, perigynous, or rarely hypogynous. Stamens 5, 

 alternate with the petals, perigynous, or rarely hypogynous. 

 Ovarij inferior, 2 — 5-celled, crowned by a cone-shaped disc ; 

 'placentas axile ; style simple; stigmas 2 — 5-lobe(3. Fruit cap- 

 sular or baccate, crowned by the persistent style and calyx. 

 Seeds very numerous, minute ; emhrijo small, in a mass of oily 

 albumen. 



Distribullon and N umbers. — They are chiefly natives of the 

 mountains of South America. Illustrative Genera : — Escallonia, 

 Mutis; Ite-A, LiiDi.; Brexia, Thouars. There are more than 

 66 species. 



Projjerties and Uses. — Unknown. 



Brexia. — This genus has been made the type of a distinct 

 order, named Brexiaceae ; but Bentham and Hooker place it 

 near the genus Escallonia. 



Order 125. Philadelphace.^, the Syringa Order. — Charac- 

 ter. — Shrubs. Leaves opposite, simple, deciduous, exstipulate. 

 Calyx superior, persistent, 4 — 10-lobed, with a valvate aestiva- 

 tion. Petals equal in number to the divisions of the calyx, 

 and alternate with them. Stamens numerous, epigynous. 

 Ovary inferior ; styles united or distinct ; stigmas several. Cap- 

 sule half-inferior, 4 — 10-celled, placentas axile. Seeds nume- 

 rous, with fleshy albumen. 



Distribution and Numbers. — Natives of the South of Europe, 

 North America, Japan, and India. Illustrative Genera : — 

 Philadelphus, Limi. ; Deutzia, TJiu7ib. There are about 

 25 species. 



Properties and Uses. — Of little importance. 



Order 126. HYDPANGEACEiE, the Hvdrangea Order. — Dia- 



