That's basically what an unfertilized seed is — a highly modified dimorphic fern leaf, in a capsule. Seeds are just one highly specialized structure in a suite of reproductive traits ...
来自MSN2 个月
How To Grow Vertical Fern GardenEnsure the structure is sturdy enough to support the weight of the ferns and properly anchored to the wall or structure. Ferns require well-draining soil that retains moisture. Prepare a suitable ...
Beaver County Times on MSN4 个月
Over the Garden Gate: Ferns: A field study of ancient nativesOn a beautiful Saturday morning in early June, I volunteered at Wilson’s Farm in Brighton Township for an environmental field ...
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