] TABLE OF THE CLASSES, ORDERS, ETC., 
the bracts of cones or catkins. Flowers almost always minute and uni- 
sexual. 
Cohort XXXV. AmentTaeEs.-—Flowers unisexual, in the axils of the scales 
of catkins. Stamens usually indefinite. Ovary 1- or more celled. Fruit 
rarely capsular, most often 1-seeded.—Trees or shrubs with deciduous 
stipules. 
Order 111. Betulacee (p. 346). 
» 112. Salicinee (p. 347). 
», 113. Myricee (p. 347.) 
Cohort XXXVI. RuizanTHaLes.*—Flowers unisexual. Perianth supe- 
rior, fleshy, valvate or imbricate. Stamens indefinite, monadelphous. 
Ovary 1-celled, with parietal or pendulous many-ovuled placentas. Seeds 
very minute.—Parasitical plant, with leaves reduced to scales or 0. 
Order 114. Rafflesiacee (p. 348). 
Cohort XXXVII. PrrERALEs.—F lowers minute, uni- or bisexual, in slender, 
rarely short, dense catkins, that are usually clothed with minute peltate 
scales or bracts. Stamens 2 or more, free. Ovary 1—4-celled ; cells 1- 
ovuled. Fruit various, usually a small berry.—Herbs or undershrubs, 
with jointed stems and usually opposite leaves. 
Order 115. Piperacee (p. 349). 
Order of altogether doubtful affinity. 
», 116. Podostemacee (p. 350). 
Subclass II. GymyosPpERMEx.—Ovules naked, not enclosed 
in an ovary, usually placed in the axils of the bracts or scales 
of a cone. 
Order 117. Gnetacee (p. 351). 
» 118. Conifere (p. 352). 
» 119. Cyeadee (p. 353). 
Crass Il. MONOCOTYLEDONES. 
Group I. PETALOIDE. 
Flower with a distinct and usually coloured perianth of 1 or 2 whorls. 
Subclass I. Epreynex.— Ovary inferior. 
Cohort I. Hypratrs.—Flowers hermaphrodite, regular. Perianth in 2 
series, or 1, or absent. Embryo exalbuminous.—All aquatics. 
Order 120. Hydrocharidee (p. 355). 
Cohort II. AmMomatrs.—Flowers very irregular, hermaphrodite. Perianth 
of 2 or more series, outer often petaloid. Stamens1-2. Ovary 3-celled; 
cells with numerous ovules. 
Order 121. Scitaminee (p. 355). 
5, 122. Orchidacee (p. 356). 
* This Cohort, being monochlamydeous, should have come in after 
XXXIV. UrRricazes. 
