2 Ergebnisse.

Excerpt from Potash From Kelp: Early Development and Growth of the Giant Kelp, Macrocystis PyriferaWhile the main frond has been growing to the surface, attaining maturity and decaying, the dividing laterals near the base have become clusters of typical sporophyls, which may continue to lib crate spores, even after the upper portion of the frond has rotted away. Sometimes the upper laterals when old' also develop sori. They do not. Subdivide, ...

Excerpt from Potash From Kelp: Early Development and Growth of the Giant Kelp, Macrocystis PyriferaWhile the main frond has been growing to the surface, attaining maturity and decaying, the dividing laterals near the base have become clusters of typical sporophyls, which may continue to lib crate spores, even after the upper portion of the frond has rotted away. Sometimes the upper laterals when old' also develop sori. They do not. Subdivide, ...