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POLLEN, SEEDS, AND PLANT REPRODUCTION. Life cycle of Selaginella General features of plant reproductive development and ecology Life Cycle of the pines Origin of the seed. Abies amabilis - Oregon . Pinus edulis - New Mexico. Pinus elliottii - Georgia coast. Pinus ponderosa - Colorado mts.
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POLLEN, SEEDS, AND PLANT REPRODUCTION Life cycle of Selaginella General features of plant reproductive development and ecology Life Cycle of the pines Origin of the seed
Abies amabilis - Oregon Pinus edulis - New Mexico
Pinus elliottii - Georgia coast Pinus ponderosa - Colorado mts.
Pinus aristata - Colorado Sequoia sempervirens - Calif.
pollen cones POLLEN AND SEED CONES OF A PINE Seed cones
Male gametophyte growing in nucellus early pollen dispersed pollen
The target of the pollen is the ovule -- near the axis of the seed cone.
POLLEN, SEEDS, AND PLANT REPRODUCTION Life cycle of Selaginella General features of plant reproductive development and ecology Life Cycle of the pines Origin of the seed
COAL MEASURE SEQUENCE AT POINT ACONI, CAPE BRETON ISLAND. SHALE (MUD STONE) with scattered leaf fossils COAL SHALE with rootbearing Fossils in place