Oxytheca

Oxytheca
Oxytheca perfoliata
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Order:	Caryophyllales
Family:	Polygonaceae
Subfamily:	Eriogonoideae
Genus:	Oxytheca Nutt.
Species [1]
3; see text
Synonyms [1]
BrisegnoaJ.Rémy TetrarhaphisMiers

Oxytheca is a genus of plants in the family Polygonaceae. It includes three species native to dry and temperate parts of the western United States and southern South America. ^[1] The taxonomy of this genus is in flux, with some species listed under tentative new names. ^{[2] [3]}

Species

Three species are accepted. ^[1]

• Oxytheca dendroidea Nutt.
• Oxytheca perfoliata Torr. & A.Gray
• Oxytheca watsonii Torr. & A.Gray ex S.Watson

Formerly placed here

• Acanthoscyphus parishii (Parry) Small (as Oxytheca parishiiParry) ^[4]

References

1. "Oxytheca Nutt". Plants of the World Online . Royal Botanic Gardens, Kew . Retrieved 26 October 2025.
2. Parry, C. C. (1883). "A New Species of Oxytheca". Bulletin of the Torrey Botanical Club. 10 (2): 23–24. ISSN   0040-9618. JSTOR   2476948.
3. Ertter, Barbara (1980). "A Revision of the Genus Oxytheca Nutt. (Polygonaceae)" . Brittonia. 32 (1): 70–102. Bibcode:1980Britt..32...70E. doi:10.2307/2806224. ISSN   0007-196X. JSTOR   2806224. S2CID   85197917.
4. "Acanthoscyphus parishii (Parry) Small". Plants of the World Online . Royal Botanic Gardens, Kew . Retrieved 26 October 2025.

External links

• Jepson Manual Treatment
• USDA Plants Profile