Genus Polystichum (Noun)
Meaning
Small to medium-sized terrestrial ferns especially holly ferns; in some classification systems placed in Polypodiaceae.
Classification
Nouns denoting plants.
Examples
- Habitat alteration resulting in sun gaps contributes significantly to shifts of deciduous taxa (Ath-yr-ium, Cystopteris) over coniferous species (Abies amabilis) and genus Polystichum.
- Genus Polystichum is found in many parts of the world, from tropical America to New Zealand.
- Certain examples such as the genus Polystichum, whose species show an appreciable size difference depending on light intensity.
- Along these lines one form of low stature from central China is being considered as an ancient relict, apparently belonging to the most primitive lineage within the genus Polystichum.
- All other species in the genus Polystichum are terrestrial and most are native below 2,000 meters above sea level, especially in shaded wet spots.