24 FIELD AND WOODLAND PLANTS 



83. AlisiMACK.T3. — Aquatic ])laii(s witli radical, net-venied leaves; 

 and conspicuous, white, perfect liowers. Perianth of 6 parts. Stamens 

 G or more. Carpels numerous, and distinct or nearly so. (The Water- 

 plantain Family.) 



84. Naidace.is. — Aquatic plants with mostly floating or submerged 

 leaves ; and inconspicuous flowers. Perianth of 4 to 6 scales, or absent. 

 Stamens and carpels 1 to 6. (The Pond- weed Family.) 



85. Lemnace.^. — Minute floating plants, with green, cellular fronds, 

 rarely flowering. Flowers very small, enclosed in a bract. Stamen 1. 

 Ovary one-celled. Ovules 1 to 7. (The Duckweed Family.) 



86. Arace^. — Herbs with net-veined, radical leaves ; and small 

 flowers on a fleshy spadix enclosed in a leafy sheath. Perianth of G parts, 

 or absent. Stamens 1 to G. Ovary of one to three cells. Fruit berry- 

 like. (The Cuckoo Pint Family.) 



87. Typiiace.!:. — Erect marsh plants, with long, narrow leaves ; 

 and small monoecious flowers in conspicuous spikes or heads. Perianth 

 absent. Stamens many. Fruit a one-seeded drupe. (The Reed-mace 

 Family.) 



88. Juncace.^;. — Rush-like herbs, with cylindrical or narrow leaves, 

 and small, brown flowers. Perianth membranous, of 6 parts. Stamens 

 (). Carjiels 3. Fruit a 3-valved capsule. (The Rush Family.) 



89. Cyperaceje. — Grassy herbs, with usually solid, triangular stems ; 

 and linear leaves, with tubular sheaths. Flowers in spikelets, imisexual or 

 Ijcrfect. Stamens 1 to 3. Carpels and stigmas 2 or 3. (The Sedge 

 Family.)' 



90. Gramine.t;. — Grassy herbs, with hollow stems; and linear leaves, 

 with split sheaths. Flowers usually i^erfect. Stamens usually 3. 

 Stigmas ] or 2. (The Grass Family.) 



