System Message: Staging server: Data release: 2023-12
Nomenclature: wfo-0001095725
![August von Hayek (1871-1928) August von Hayek (1871-1928)](http://commons.wikimedia.org/wiki/Special:FilePath/August%20von%20Hayek%20%281871%E2%80%931928%29%201927%20%C2%A9%20Georg%20Fayer%20%281892%E2%80%931950%29.jpg)
![Eduard Hackel (1850-1926) Eduard Hackel (1850-1926)](http://commons.wikimedia.org/wiki/Special:FilePath/Eduard%20Hackel2.jpg)
Alopecurus gerardii var. heldreichii Repert. Spec. Nov. Regni Veg. Beih. 30(3): 338 1932
Nomenclatural References
- person : August von Hayek (1871-1928) Based on occurrence of standard abbreviation 'Hayek' in the authors string.
- person : Eduard Hackel (1850-1926) Based on occurrence of standard abbreviation 'Hack.' in the authors string.
- database : The Plant List v1.1 record tro-25504286
- database : The Plant List version 1.0, record: tro-25504286
Taxonomy: Accepted in 2018-07 classification
Occurs in: 2018-07 : 2019-03 : 2019-05 : 2021-12 : 2022-06 : 2022-12 : 2023-06 : 2023-12 : 2024-06 : 9999-01Placement: Poales > Poaceae > Alopecurus > Alopecurus gerardii > Alopecurus gerardii var. heldreichii