(74) 
8. Sequoia.—Anthers of the ¢ flowers at- 
tached to a peltate bract. Cone ovate. 
Leaves alternate. Coniferous. 
4, Alnus.—é flowers with 3-4 cleft peri- 
gonium. flowers: perigonium 0. 
V. Pentandria--Polyandria . 
A. Flowers complete, not amentaccous. 
1. Myriophyllum.— 4 flower: stamens 8. 9 
flower: ovary inferior, 4-celled, 4-ovu- 
late. Aquatic. 
2. Ptelea.—Calyx 5-parted. Petals 5. Sta- 
mens alternating with petals. Style 1. 
Fruit a 2-seeded samara. Shrub. 
3. Rhus.—Calyx 5-parted, persistent. Pet- 
als 5. Stamens 5, alternating with the 
petals. Ovary I-celled, 1-ovulate. 
Styles 3. Fruit a drupe. 
4. /Esculus.—Calyx irregular, gamosepa- 
lous. Petals 5, unguiculate. Filaments 
ascending. Ovary 3-celled. Style 1. 
Cells 2-ovulate. Fruit a 1-seeded cap- 
sule. Shrub. Tree. 
5. Acer.—Stamens 8. Ovary 2-celled, 2- 
lobed. Fruit a 2-seeded samara. Tree. 
B. Flowers complete. & flowers amentaceous. 
1. Juglans.— 3 perigonium, 2-6 parted. 2 
flowers with superior 4-dentate calyx. 
Petals 4. Tree. 
