5. In mature leaves the size of the vein-islets is quite constant, independent of the size of the leaf. 6. The size of vein-islets in mature leaves from chlorotic, stunted plants is the same as in ...
Interesting Engineering on MSN9 个月
Seed ferns tested leaf vein networks 201 million years ago, here’s howThey assume that Furcula was a relative of an extinct group of seed plants with fern-like leaves the Peltaspermales, and that ...
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