Calamagrostis salina, Tzvelev, 1965

Paszko, Beata, Chen, Wen-Li & Liu, Bing, 2016, Confirmation of Calamagrostis salina in China, previously misidentified as C. macilenta, and notes about C. kokonorica and C. macilenta (Poaceae, Agrostidinae), Phytotaxa 268 (4), pp. 251-262 : 252

Key to Calamagrostis salina and its allies

1. Higher ratio of palea to lemma length (0.85–1), subobtuse or obtuse tips of glumes, margins of cauline leaves finely serrate ........ ........................................................................................................................................................................................... 1. C. salina

1*. Ratio of palea to lemma length 0.6–0.85, glume tips acute, margins of cauline leaves minutely serrate.........................................2

2. Panicles narrow and spike-shaped, branches with densely crowded spikelets, numerous spikelets crowded along short branches, lower glumes longer than 3.8 mm ..............................................................................................................................2. C. macilenta

2*. Panicles broader and spreading with scattered spikelets, spikelets in panicle branches less numerous, lower glumes shorter than 3.8 mm ........................................................................................................................................................................... 3. C. kokonorica