原生於從北美洲安大略省、魁北克省，至田納西州、堪薩斯州與明尼蘇達州一帶的榆樹種，生長速度緩慢，木材堅硬、沉重，用於製造多種物品，細枝上通常上長有軟木脊。

岩榆(種)　(P,,U,繁體中文-偏好,D,U,U)
岩榆樹(,U,繁體中文-非偏好,UF,U,U)
yan yü (P,,U,韋氏拼音-偏好,UF,U,U)
yán yú (P,,U,漢語拼音-偏好,UF,U,U)
yan yu (P,,U,漢語拼音(無聲調)-偏好,UF,U,U)
Ulmus thomasii(species)　(P,,U,英文-偏好,D,U,N)
Ulmus thomasii(species)　(P,,U,拉丁語-偏好,D,U,N)
rock elm(species)　(,U,英文-非偏好,AD,U,N)
cork elm(species)　(,U,英文-非偏好,UF,U,N)
hickory elm(species)　(,U,英文-非偏好,UF,U,N)
olmo del corcho(species)　(,U,西班牙語-非偏好,AD,U,U)

藝術與建築詞典根目錄
....代理者層面
........活體有機體
............真核生物 (域)
................植物界 (界)
....................被子植物門 (門)
........................木蘭綱 (綱)
............................薔薇目 (目)
................................榆科 (科)
....................................榆屬 (屬)
........................................岩榆 (種)

source plant or animal for....

岩榆(木材)

英文....	Slow-growing species of elm native to North America from Ontario and Quebec to Tennessee, Kansas, and Minnesota, having hard, heavy wood used for various products, and twigs that often develop corky ridges.

岩榆(種)............	[AS-Academia Sinica]
.................	有道youdao詞典 July 13, 2020
岩榆樹............	[AS-Academia Sinica]
.................	AAT-Taiwan 借詞編輯與使用原則 (2013)
Ulmus thomasii(species)............	[VP]
.................	MFA Conservation and Art Material Encyclopedia Online (2005-)
.................	ITIS Report: Taxonomy online (2005-)
.................	NCBI Taxonomy Browser (2008-)
.................	Smithsonian Collections Search Center (2009-)
.................	Encyclopedia Britannica Online (2002-)
rock elm(species)............	[VP]
.................	Brady and Clauser, Materials Handbook (1977) 275
.................	MFA Conservation and Art Material Encyclopedia Online (2005-)
cork elm(species)............	[VP]
.................	MFA Conservation and Art Material Encyclopedia Online (2005-)
hickory elm(species)............	[VP]
.................	Brady and Clauser, Materials Handbook (1977) 275
olmo del corcho(species)............	[VP]
.................	TAA database (2000-)
Subject:............	[VP]
.................	Wiselius, Houtvademecum (1990)

Getty AAT: 300374857 Getty AAT: http://www.getty.edu/vow/AATFullDisplay?find=costume&logic=AND¬e=&subjectid=300374857
聯合目錄： 岩榆 、岩榆樹 、yan yü 、yán yú 、yan yu 、Ulmus thomasii 、rock elm 、cork elm 、hickory elm 、Ulmus thomasii 、olmo del corcho