Interesting Engineering on MSN9 个月
Seed ferns tested leaf vein networks 201 million years ago, here’s how
The leaves of this species 201 million years ago had their net-like veins. They looked at the look old collections with new ...
Massey University1 年
Broad-leaved plantain
Both plantains have leaf veins that go down the length of the leaf, which is different to many broad-leaved species where leaf veins usually radiate out to the sides of leaves. The plantains tend not ...
University of Delaware5 年
Northern Corn Leaf Blight
Leaf blades, sheaths, and ear husks may show symptoms on susceptible hybrids. Early symptoms appear as long, narrow tan lesions running parallel to the leaf veins. As the disease develops, these ...