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FEBRUARY. ge 
Salicacee.—Stamens and pistils in different flowers, or 
plants. Carpels two, united into a one-celled pistil, 
with numerous ovules, which, when ripe, become seeds, 
tufted with fine hairs. Flowers in catkins. 
Betulacee.—Stamens and pistils in different flowers. 
Carpels two, united into a two-celled pistil, which, 
when ripe, becomes membranous, with a single seed in 
each cell. Flowers in catkins. 
Ulmacee.—Stamens and pistils in the same flower. 
Calyx lacerated, membranous. Carpels two, united 
into a two-celled pistil, which when ripe becomes 
membranous, with a single seed in each cell. 
Myricacee.—Stamens and pistils on different plants. 
Stamens six, rarely eight. Ovary one-celled, sur- 
rounded by several scales. Fruit in a drupe, often 
covered with waxy secretions. Flowers in catkins. 
Conifere.—Stamens and pistils in different flowers on 
the same or different plants. Carpels opening out 
into scales collected into cones or heads, or solitary, 
upon which grow the naked ovules. 
