Carex subtransversa

{{Short description|Species of plant}}

{{Speciesbox

|image=

|genus=Carex

|species=subtransversa

|authority=C.B.Clarke

|synonyms_ref=

|synonyms=

• Carex alopecuroides subsp. subtransversa {{small|(C.B.Clarke) T.Koyama}}
• Carex japonica subsp. subtransversa {{small|(C.B.Clarke) T.Koyama}}
• Carex hayatana {{small|Honda}}
• Carex kawakamii {{small|Hayata}}
• Carex pseudojaponica {{small|Hayata}}

}}

Carex subtransversa is a species of flowering plant in the sedge family Cyperaceae, native to southeastern China (Zhejiang), Taiwan, the Philippines, and Japan.{{cite POWO |id=302479-1 |title=Carex subtransversa C.B.Clarke |access-date=16 August 2023 }} A rhizomatous perennial reaching {{cvt|30|cm|in|0}}, it is found at elevations from {{cvt|1300|to|2500|m|-2}}, typically in wet or grassy areas in forests.{{cite web |url=http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=250095602 |title=似横果薹草 si heng guo tai cao |author= |date=2023 |website=Flora of China |publisher=efloras.org |access-date=16 August 2023 }}