Nomenclature: wfo-0000044811
![Kew Gardens K000884826: Cusick, W.C. [1755] United States Kew Gardens K000884826: Cusick, W.C. [1755] United States](http://d2seqvvyy3b8p2.cloudfront.net/3c0a46dc1b6326f3c05c76eaeec68992.jpg)
![Kew Gardens K000884827: Purpus, C.A. [6340] United States Kew Gardens K000884827: Purpus, C.A. [6340] United States](http://d2seqvvyy3b8p2.cloudfront.net/0a625b863b756dfb0b58d65e0e12b06f.jpg)
![Kew Gardens K000884828: Cusick, W.C. [2778] United States Kew Gardens K000884828: Cusick, W.C. [2778] United States](https://d2seqvvyy3b8p2.cloudfront.net/86f5cf380b4ce71a138b9a17c89cea73.jpg)
![Kew Gardens K000884829: Lemmon, J.G. [670] United States Kew Gardens K000884829: Lemmon, J.G. [670] United States](http://d2seqvvyy3b8p2.cloudfront.net/2bd8a1ba9f76f4cb11cea09e5991ba4f.jpg)
![Kew Gardens K000884831: Nuttall [s.n.] United States Kew Gardens K000884831: Nuttall [s.n.] United States](http://d2seqvvyy3b8p2.cloudfront.net/92b608e4adb1d59b1dfb51b8d74a146e.jpg)


Pyrrocoma racemosa Fl. N. Amer. 2(2): 244 (1842)
Nomenclatural References
- literature : Fl. N. Amer. (Torr. & A. Gray) 2(2): 244. 1842 [Apr 1842] BHL link from IPNI metadata.
- specimen : Kew Gardens K000884826: Cusick, W.C. [1755] United States Link to Unknown Type Material provided by Kew
- specimen : Kew Gardens K000884827: Purpus, C.A. [6340] United States Link to Unknown Type Material provided by Kew
- specimen : Kew Gardens K000884828: Cusick, W.C. [2778] United States Link to Unknown Type Material provided by Kew
- specimen : Kew Gardens K000884829: Lemmon, J.G. [670] United States Link to Unknown Type Material provided by Kew
- specimen : Kew Gardens K000884831: Nuttall [s.n.] United States Link to Unknown Type Material provided by Kew
- person : Asa Gray (1810-1888) Based on occurrence of standard abbreviation 'A.Gray' in the authors string.
- person : John Torrey (1796-1873) Based on occurrence of standard abbreviation 'Torr.' in the authors string.
- database : IPNI record: 241089-1
- database : The Plant List v1.1 record gcc-143340
- database : The Plant List version 1.0, record: gcc-143340
Taxonomy: Accepted in 2025-06 classification
Occurs in: 2018-07 : 2019-03 : 2019-05 : 2021-12 : 2022-06 : 2022-12 : 2023-06 : 2023-12 : 2024-06 : 2024-12 : 2025-06Placement: Code > Plantae > Pteridobiotina > Angiosperms > Asterales > Asteraceae > Asteroideae > Astereae > Machaerantherinae > Pyrrocoma > Pyrrocoma racemosa
Subtaxa
- Pyrrocoma racemosa var. congesta
- Pyrrocoma racemosa var. paniculata
- Pyrrocoma racemosa var. pinetorum
- Pyrrocoma racemosa var. sessiliflora
Synonyms
- Aster pyrrhocoma
- Hoorebekia racemosa
- Homopappus racemosus subsp. racemosus
- Haplopappus racemosus var. racemosus
- Pyrrocoma arguta
- Haplopappus racemosus subsp. racemosus
- Pyrrocoma racemosa var. racemosa
- Haplopappus racemosus
- Homopappus racemosus