CONSPECTUS OF THE ORDERS CONTAINED IN 

 THE FIFTH VOLUME. 



Class I. DICOTYLEDONES. 



Subclass II. GAMOPETAL^. 



Cobort xxiv. Personates (continued). — Corolla more or less irregular or 

 oblique. Stamens 5—2 ; when 5 the posticous smaller than the others or infertile. 

 Ovary superior, of 2 carpels. Ovules sometimes 2 to each carpel, usually more, 

 often numerous, if 2 superposed, or in a few genera collateral. Fruit usually a 

 capsule. 



XCVIII. ACANTHACE^. Calyx divided nearly to the base. Ovary 2-celled 

 (1-celled in Afromendoncia) ; ovules 2 in each cell or more, superposed (collateral in 

 Thunhergia and Afromendoncia), rarely solitary. Fruit a loculicidal capsule (a drupe 

 in Afromendoncia and Gilletiella) ; valves of the capsule often rising elastically. 

 Seeds exalbuminous, borne on retinacula except in the first five genera, Hiernia and 

 Crilletiella . 



Cobort XXV. Xiaxnlales. — Corolla more or less irregular or oblique. Perfect 

 stamens 4 or 2, the posticous absent or at least infertile. Ovary .superior, of 2. carpels, 

 rarely 1 by abortion, each with 1 or 2 collateral ovules, or very rarely with more. 

 Fruit usually enclosed in the calyx, of 1-seeded [rarely 2- or more-seeded) nucules, 

 very rarely dehiscent. 



XCIX. Myopoeine^. Shrubs, rarely trees, usually with simple alternate leavts. 

 Flowers axillary. Ovary normally 2-celled but often spuriously many-celled. Radicle 

 superior. 



C. Selagine^. Small heath-like shrubs or undershrubs, or tufted perenmal 

 herbs, usually with simple alternate leaves. Flowers in terminal spikes or corymbose 

 panicles. Ovavy 2-celled, or l-celled by abortion. Radicle superior. 



