Classification of Plants 



205 



GROUP 3. Incomplete. 



A. Perianth present ; flowers perfect or im- 

 perfect. 

 B. Ovary superior. 



Flowers regular. Perianth tubular, its 



lobes imbricate in bud. Shrubs . THYMELEACE^. 

 Perianth more or less irregular, 4-cleft or 

 4-parted, valvate in bud ; trees or 



shrubs PROTEACE^. 



BB. Ovary inferior. 



Perianth 4-8-parted ; fruit a berry ; 



parasites on trees .... LORANTHACE^E. 

 Perianth 3-parted, becoming woody ; 



root parasites HYDNORACE^:. 



AA. Perianth absent ; sometimes with sepals, 

 flowers imperfect. 



Fruit a 3-celled schizocarp ; plants 

 usually milky; herbs, shrubs or 



trees EUPHORBIACE^E. 



Fruit usually i-celled; staminate 



flowers in Catkins ; trees . . . AMENTACE^E. 



CLASS II. MONOCOTYLEDONS. 

 GROUP i. Petaloidce. 



ORCHIDACE^E. 



MUSACE^E. 

 AMARYLLIDACE^. 



LILIACE^E. 



A. Ovary inferior. 



Stamens i, joined to the style ; ovary i- 



celled 



Stamens 3 ; ovary 3-celled .... 

 5; ,, - - 



6; . ' . . ' . 



AA. Ovary superior. 



B. Flowers perfect. 



Perianth coloured ; stamens 6 



Calyx green ; corolla coloured ; anthers 



differently formed . . . . COMMELYNACE^E. 

 Perianth coloured ; ovary inferior or su- 

 perior, stamens 3-6 . . . . H.EMODOR^CE^. 

 BB. Flowers imperfect. 



Flowers dioecious. Perianth of 6, rarely 

 4 glumes RESTIACE^. 



GROUP 2. Glumacece. 



Stem solid ; sheath of leaf not split, 

 without a ligule .... CYPERACE/E. 



