CONSPECTUS OF THE ORDERS CONTAINED IN 

 THE SIXTH VOLUME.— SECTION 2. 



CLASS L— DICOTYLEDONES. 

 SUBCLASS III.— MONOCHLAMYDEiE]. 



Series VII.— Unisexuales (coutinued). — Florrei^s unisexual. Ocary syncarpous 

 or monocarpons ; styles as many as the carpels, often 2-partite ; ovules solitary or 2 

 collateral. Seed aHmminous or exalbuminous. Herbs, shrubs or trees. Perianth 

 calycine, small or none. 



CXXIII. Ulmace;f,. Flowers polygamous. Perianth 4-5-merons. Stamens as 

 many as the perianth -lobes and opposite to them, or moi-e ; filaments not inflexed. 

 Ovule pendulous. Fruit a samara or drupe. Trees or shrubs. Leaves alternate. 

 Style 2 -partite. 



CXXIIIa. Barbeyace^. Flowers dioecious. Perianth 3-4-merous. Stamens 

 6-9 ; filaments not inflexed. Style simple ; stigma linear-oblong, flattened. Ovule 

 pendulous. Fruit dry, indehiscent. Seed exalbuminous. Tree. Leaves opposite. 



CXXIIIb. CANNABiNACEiE. Flowers dioecious, rarely monoecious. jSIale perianth 

 5-partite ; female small, cup-like. Stamens 5, opposite tlie perianth-segments. 

 Stigmas 2, filiform. Ovule pendulous. Fruit an achene ; a]l)umen scanty. An 

 aromatic herb. Leaves alternate or the lowest opposite. 



CXXIIIc. MoRACE^,. Flowers monoecious or dioecious. Periantli usunlly 

 4-merous. Stamens usually as many as and ojjposite to tlie ])erianth-segments ; 

 filaments inflexed or straight in hud. Carpels 2, the posterior rarely de\eloped or 

 represented by an empty chamber; styles 2 or I. Ovule pendulous. Fruit an 

 achene, nut or drupe. Albumen present or absent. Trees or shrubs, more rarely 

 herbs. Leaves alternate, rarely opposite 



CXXIIId. Urticace.!;;. Flowers monoecious or dioecious (polygamous in 

 Parietaria). Male perianth 4-5-partite, rarely monophyllous. Stamens generally 

 as many as and opposite to the perianth -segments ; filaments inflexed in bud. 

 Female perianth 3-5-lobed or -partite. Style (when present) simple ; stigma 

 capitate or penicillate. 0\Jk\e erect or ascending. Fruit an acliene. Albumen 

 scanty or none. Herbs or shrubs, more rarely trees, sometimes with stinging hairs. 

 Leaves alternate or opposite, generally penninerved, often witli cystoliths. 



CXXIV. Myricace^:. Flowers unisexual, in spikes, without perianth. Stamens 

 2-16 ; filaments short, free or more or less united; anthers erect. Ovary 1 -celled ; 



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