| 释义 |
- Butterfly food plant
- References
{{Italic title}}{{taxobox
| name = Leymus
| image = Leymus cinereus (5048924411).jpg
| image_caption = Leymus cinereus
| regnum = Plantae
| unranked_divisio = Angiosperms
| unranked_classis = Monocots
| unranked_ordo = Commelinids
| ordo = Poales
| familia = Poaceae
| subfamilia = Pooideae
| tribus = Triticeae
| genus = Leymus
| genus_authority = Hochst.
| type_species_authority= (L.) Hochst.[1]
| type_species= Leymus arenarius
|synonyms_ref=[2]
|synonyms=*Elymus sect. Leymus (Hochst.) Honda[1]- Aneurolepidium Nevski
- Malacurus Nevski
- Eremium Seberg & Linde-Laursen
- Macrohystrix (Tzvelev) Tzvelev & Prob.
- Microhystrix (Tzvelev) Tzvelev & Prob.
}}Leymus is a genus of plants in the grass family Poaceae (Gramineae). It is widespread across Europe, Asia, and the Americas.[1][3][4][5]- Leymus aemulans - Xinjiang, Central Asia
- Leymus ajanensis - Siberia, Russian Far East, Alaska
- Leymus akmolinensis - Siberia, Kazakhstan, European Russia
- Leymus alaicus - Central Asia
- Leymus altus - Xinjiang
- Leymus ambiguus - mountains of western US
- Leymus angustus - Altai wild rye - China, Mongolia, Siberia, Central Asia
- Leymus arenarius - lyme grass - Europe
- Leymus aristiglumus - Qinghai
- Leymus × buriaticus - Siberia
- Leymus cappadocicus - Turkey, Afghanistan
- Leymus chinensis - China, Korea, Mongolia, Amur, Siberia
- Leymus cinereus - basin wild rye - western North America (US + Canada)
- Leymus condensatus - giant wild rye - California, Baja California, Coahuila
- Leymus crassiusculus - Qinghai, Shanxi
- Leymus divaricatus - Kazakhstan
- Leymus duthiei - China, Korea, Japan, Nepal, northern India
- Leymus erianthus - Chile, Argentina
- Leymus × fedtschenkoi - Kyrgyzstan
- Leymus flavescens - Alberta, northwestern US
- Leymus flexilis - Kyrgyzstan, Kazakhstan
- Leymus flexus - Qinghai, Gansu, Shanxi
- Leymus innovatus - from Alaska + Northwest Territories to South Dakota + Ontario
- Leymus × jenisseiensis - Siberia
- Leymus karelinii - Xinjiang, Central Asia, European Russia
- Leymus komarovii - China, Mongolia, Korea, Russian Far East
- Leymus kopetdaghensis - Turkmenistan
- Leymus lanatus - Kyrgyzstan, Tajikistan, Afghanistan
- Leymus latiglumis - Uzbekistan
- Leymus leptostachyus - Qinghai, Xinjiang
- Leymus mollis - colder parts of Asia + North America
- Leymus multicaulis - European Russia, Central Asia, Xinjiang
- Leymus × multiflorus - California
- Leymus mundus - Tibet, Gansu
- Leymus nikitinii - Turkmenistan
- Leymus oblongolemmatus - Qinghai &91;6&93;
- Leymus obvipodus - Qinghai
- Leymus ordensis - Siberia
- Leymus paboanus - Russia, China, Mongolia, Central Asia, Afghanistan
- Leymus pacificus - California
- Leymus paucispiculus - Qinghai, Gansu
- Leymus pendulus - Qinghai
- Leymus pishanicus - Xinjiang
- Leymus pluriflorus - Qinghai, Gansu
- Leymus pseudoracemosus - Qinghai
- Leymus pubinodis - Xinjiang
- Leymus racemosus - mammoth wild rye - Eurasia from Bulgaria to Mongolia
- Leymus × ramosoides - European Russia
- Leymus ramosus - Eurasia from Crimea to Mongolia
- Leymus ruoqiangensis - Xinjiang, Qinghai
- Leymus salinus - western US
- Leymus secalinus - Siberia, Mongolia, China, Korea, Central Asia, Himalayas
- Leymus shanxiensis - Shanxi
- Leymus sibiricus - Russia from Altai Krai to Magadan
- Leymus × sphacelatus - Tuva
- Leymus spiniformis - Qinghai, Shanxi
- Leymus tianschanicus - Iran, Central Asia, Xinjiang, Inner Mongolia
- Leymus triticoides - creeping wild rye - British Columbia, western US, Baja California, Tamaulipas
- Leymus × tuvinicus - Siberia
- Leymus × vancouverensis - British Columbia, Washington, Oregon, California
- Leymus villosissimus - Yakutia, Magadan, Kamchatka, Alaska, Yukon, Northwest Territories, British Columbia
- Leymus yiunensis - Xinjiang
Butterfly food plantButterflies whose caterpillars feed on Leymus include: - Zabulon skipper, Poanes zabulon
References1. ^1 2 Tropicos, Leymus Hochst.
2. ^Kew World Checklist of Selected Plant Families
3. ^[https://www.biodiversitylibrary.org/page/43043#page/119/mode/1up Hochstetter, Christian Ferdinand Friedrich. 1848. Flora 31(7): 118, in footnote] in German
4. ^Flora of China Vol. 22 Page 387 Leymus Hochstetter
5. ^Biota of North America Program 2013 county distribution maps
6. ^The International Plant Names Index
{{Taxonbar|from=Q1542804}} 7 : Leymus|Grasses of Africa|Grasses of Asia|Grasses of Europe|Grasses of North America|Grasses of South America|Poaceae genera |