CLASSIFICATION. 



pedatipartite or pinnatifld, often sagittate. Fls. 1-2-sexual 

 with a 4-6-phyllous perianth, or perianth reduced to scales 

 or usually obsolete. Spadix fleshy, spathe green or coloured, 

 often leathery.. Ovary 1-3-celled. Ovules 1 or more. 



95. Araceae (p. 549). 

 96. The Screw Pine Family. 



Trees or shrubs, often branched. Dioecious. L. long 

 narrow parallel-veined spinose-toothed 3-farious. Fls. 

 crowded on a spadix without bracts, bracteoles or perianth. 

 M.fl» with many stamens. F. fl. with a 1-celled ovary the 

 ovaries often confluent, and woody in fruit. 



96. Pandanacae (p. 555). 



Order VI. — Gluraiflorae. 



Grass-like herbs or bamboos with narrow parallel-nerved 

 leaves with a long sheathing base. Fls. 1-2-sexual with the 

 perianth reduced to hairs or minute scales or 0, situated in 

 the axils of bracts (glumes) which are closely spirally or 

 distichou8ly imbricate in small spikes (spikelets). Bracteoles 

 usually present. St. hypogynous 2-6. Ovary 2-3-carpel^ary, 

 1-celled, with 1 erect anatropous ovule. Embryo minute at 

 one end of a mealy albumen. 



The Sedge Family. 



Sedges number some 60-70 species in Chota Nagpur. 

 The stems are solid often 3-cornered. L. 3-farious with 

 closed sheaths and ligule or very inconspicuous. Spikelets 

 usually with empty glumes below and often above, bracteoles 

 0. Perianth or of 6 (2-6) scales or bristles. Anthers 

 basifixed. Style branches slender not feathery. Fruit a 

 2-3-cornered nut (in the Caricese enclosed in a utricle, which 

 is said to be morphologically the bract of a secondary axis). 

 The inflorescence is often corymbose, a very rare arrange- 

 ment in grasses. 



Cyperacess. 



S3 



