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This species is accepted, and its native range is Sakhalin.

[GB]
Morphology General Habit
Perennial; caespitose; clumped densely. Rhizomes short. Culms erect; 30-50 cm long; 3-4 -noded; with 0.5 of their length below uppermost node. Culm-internodes smooth; distally glabrous. Culm-nodes glabrous. Leaf-sheaths smooth. Leaf-sheath oral hairs lacking. Ligule an eciliate membrane; 2.5-5 mm long; scaberulous on abaxial surface. Leaf-blades erect; flat, or conduplicate; 5-15 cm long; 1-3 mm wide. Leaf-blade surface scabrous; rough on both sides.
Morphology Reproductive morphology Inflorescences
Inflorescence a panicle. Panicle open; oblong; 8-12 cm long. Panicle branches scaberulous; rough throughout. Spikelets solitary. Fertile spikelets pedicelled.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 3-4 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus pilose. Floret callus hairs 0.8-0.9 length of lemma.
Fertile
Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 3-4 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus pilose. Floret callus hairs 0.8-0.9 length of lemma.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes persistent; similar; exceeding apex of florets. Lower glume lanceolate; 1 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume surface scabrous. Lower glume apex acute. Upper glume lanceolate; membranous; 1-keeled. Upper glume surface scabrous. Upper glume apex acute.
Morphology Reproductive morphology Flowers Florets
Fertile lemma lanceolate; 2.5-3.2 mm long; membranous; without keel; 5 -veined. Lemma apex awned; 1 -awned. Principal lemma awn dorsal; arising 0.5 way up back of lemma; straight, or geniculate; 1.2-1.8 mm long overall; 0.8-1.2 length of lemma; not or scarcely exserted from spikelet. Palea present; 0.6-0.8 mm long; 0.3 length of lemma. Rhachilla extension pilose.
Morphology Reproductive morphology Flowers
Lodicules 2. Anthers 3. Stigmas 2.
Morphology Reproductive morphology Fruits
Caryopsis with adherent pericarp. Hilum punctiform. Disseminule comprising a floret.
Distribution
Asia-temperate: Soviet far east.
Reference
Aveneae. Tzvelev 2011.

Native to:

Sakhalin

Calamagrostis schmidtiana Tzvelev & Prob. appears in other Kew resources:

First published in Bot. Zhurn. (Moscow & Leningrad) 95: 862 (2010)

Accepted by

  • Govaerts, R., Nic Lughadha, E., Black, N., Turner, R. & Paton, A. (2021). The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. https://doi.org/10.1038/s41597-021-00997-6 Scientific Data 8: 215.

GrassBase - The Online World Grass Flora
http://creativecommons.org/licenses/by-nc-sa/3.0

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0