Most ferns love shade, so they're ideal for growing on porches, especially those without much direct light. Here are the best ...

Allozymic comparisons of 69 populations of the six North American diploid species of Polystichum resulted in new hypotheses of interspecific relationships in this poorly understood species complex.

This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more information, visit the Smithsonian's ...

We’ve all heard that native plants are the best for supporting local wildlife. But what about those non-native garden classics, like lilacs and irises? Well, you’re in luck: For every non-native plant ...

This is a preview. Log in through your library . Abstract A taxonomic history for the fern genus Polystichum in Latin America and an analysis of the important characters at the species level in the ...