Pityopsis is a genus of North American plants in the tribe Astereae within the family Asteraceae.[2][4] Species of Pityopsis are known by the common names silkgrass or golden asters or grass-leaved goldenasters .[5][6]
| Pityopsis | |
|---|---|
| |
| Pityopsis ruthii | |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Subfamily: | Asteroideae |
| Tribe: | Astereae |
| Subtribe: | Chrysopsidinae |
| Genus: | Pityopsis Nutt. |
| Type species | |
| Pityopsis pinifolia[1][2] (Elliott) Nutt.
| |
| Synonyms[3] | |
| |
- Pityopsis aspera (Shuttlw. ex A.Gray) Small – Pineland silkgrass - LA MS AL GA FL SC NC VA TN
- Pityopsis falcata (Pursh) Nutt. – Sickleleaf silkgrass - ONT NY MA CT RI NJ FL
- Pityopsis flexuosa (Nash) Small – Zigzag silkgrass - FL
- Pityopsis graminifolia (Michx.) Nutt. – Narrowleaf silkgrass - Bahamas, Belize, Honduras, Chiapas, Oaxaca, Veracruz, Tamaulipas, United States (TX LA MS AL GA FL SC NC VA MD DE WV OH KY TN AR OK)
- Pityopsis microcephala (Small) Small - FL SC TX
- Pityopsis oligantha (Chapm. ex Torr. & A.Gray) Small – Grassleaf goldaster - USA (TX LA MS AL GA FL)
- Pityopsis pinifolia (Elliott) Nutt. – Taylor County goldaster - USA (AL GA SC NC)
- Pityopsis ruthii (Small) Small – Ruth's golden aster - TN
References
edit- ^ lectotype designated by Pfeiffer, L. K. G. 1874. Nomenclator Botanicus 2(1): 735.
- ^ a b Tropicos, Pityopsis Nutt.
- ^ a b Flann, C (ed) 2009+ Global Compositae Checklist
- ^ Nuttall, Thomas. 1840. Transactions of the American Philosophical Society, new series 7: 317–318 entirely in English
- ^ North Carolina Wildflowers, Shrubs, & Trees (2011-11-27)
- ^ Flora of North America Vol. 20 Page 222, Grass-leaved goldenasters, Pityopsis Nuttall
- ^ Biota of North America Program 2013 county distribution maps
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