Poa attenuata var. dahurica (Trin.) Krilov = Poa attenuata Trin.
English:
attenuatus,-a,-um;

https://archive.org/stream/#page/1656/mode/2up
homotypic synonyms:
Poa attenuata var. dahurica (Trin.) Griseb.; Poa attenuata var. desertorum (Trin.) Griseb.; Poa attenuata subsp. dahurica (Trin.) Gubanov; Poa attenuata subsp. dahurica (Trin.) Olon.; Poa attenuata Trin.;

protologue: Fl. Altaica 7: 1656 (1914)

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