Phymatopsis nigrovenia

Phymatopsis nigrovenia is a plant species, also known as Black-stemmed Phymatopsis, which is a type of fern native to New Zealand.

The plant has been found to have medicinal properties due to its antifungal and antibacterial properties, which can be used to treat various health issues.

Phymatopsis nigrovenia has been traditionally used to aid in digestion and relieve symptoms of nausea, as well as to support the immune system and reduce inflammation.

In terms of herbal preparations, the plant can be made into teas, infusions, or tinctures, although more research is needed to confirm its effectiveness and safety for human consumption.