1 TABLE OF THE CLASSES, OllDEI^S, ETC, 



till' bracts of cones or catkins. Flowers almost always minute and iini- 

 :*exual. 



Cohort XXXV. Amentales. — 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. BetulaeecB (p. 31G). 

 „ 112. SalicinecB (p. 347). 

 „ 113. Mi/ricecB (p. 347.) 



Coliort XXXVI. Rhizanthales.* — Flowers unisexual. Perianth supe- 

 rior, fleshy, valvate or imbricate. Stamens indefinite, monadelphous. 

 Ovary 1-celled, with parietal or pendulous many-ovuled placentas. Seed.^ 

 very minute. — Parasitical plant, with leaves reduced to scales or 0. 



Order 114. Rafflesiacecp (p. 348). 



Cohort XXXVII. Pipeeales. — Flowers 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. Piperacece (p. 349). 



Order of altogether douhifv.l affinity. 



„ 116. Podostemaceae (p. 350). 



Subclass II. GrTMXOSPEiiME^. — Ovules naked, not enclosed 

 in an ovan^ usually placed in the axils of the bracts or scales 

 of a cone. 



Order 117. GnetacecB (p. 351). 

 „ 118. Conifer ce (p. 352 j. 

 „ 119. Ci/cadece (p. 353). 



Class II. MONOCOTYLEDONES. 



Grgup I. PETALOIDE^; 



Flower with a distinct and usually coloured perianth of 1 or 2 whorls. 



Subclass I. EpiGTNEJi. — Ovarj inferior. 



Cohort I. Hydrales. — Flowers hermaphrodite, regular. Perianth in 2 

 series, or 1, or absent. Embryo exalbuminous. — All aquatics. 



Order 120. Eijdrocharidece (p, 355). 



Cohort II. Amomales. — Flowers very irregular, hermaphrodite. Perianth 

 of 2 or more series, outer often petaloid. Stamens 1-2. Ovary 3-celled; 

 cells with numerous ovules. 



Order 121. Scitaminece (p. 355). 

 „ 122. OrcUdacece (p. 356). 



* This Cohort, being monochlamydeous, should have come in after 

 XXXIV. Urticales. 



