原生於美國東北的榆樹種，外型大致狀似美國榆，但與歐洲無毛榆的親緣關係較接近，兩者有著非常類似的花朵結構。樹皮內部會分泌一種膠狀物質，過去拿來浸泡於水中治療喉嚨不適，磨成粉末作為濕敷藥物，並可咀嚼以生津解渴。

赤榆(種)　(P,,U,繁體中文-偏好,D,U,U)
滑榆(種)　(,U,繁體中文-非偏好,UF,U,U)
ch'ih yü (P,,U,韋氏拼音-偏好,UF,U,U)
chì yú (P,,U,漢語拼音-偏好,UF,U,U)
chi yu (P,,U,漢語拼音(無聲調)-偏好,UF,U,U)
Ulmus rubra(species)　(P,,U,英文-偏好,D,U,N)
Ulmus rubra(species)　(P,,U,拉丁語-偏好,D,U,N)
slippery elm(species)　(,U,英文-非偏好,AD,U,N)
red elm(species)　(,U,英文-非偏好,UF,U,U)
gray elm(species)　(,U,英文-非偏好,UF,U,N)
Indian elm(species)　(,U,英文-非偏好,UF,U,U)
moose elm(species)　(,U,英文-非偏好,UF,U,U)
soft elm(species)　(,U,英文-非偏好,UF,U,U)
Ulmus fulva(species)　(,U,拉丁語-非偏好,UF,U,N)
olmo resbaladizo(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)
........................................赤榆 (種)

source plant or animal for....

赤榆(木材)

英文....	Species of elm native to the northeastern United States, similar to American elm in general appearance, but more closely related to the European wych elm, which has a very similar flower structure. It has a gluelike substance in the inner bark, which was formerly steeped in water as a remedy for throat ailments, powdered for use in poultices, and chewed as a thirst-quencher.

赤榆(種)............	[AS-Academia Sinica]
.................	大英百科全書線上繁體中文版 August 4, 2014
滑榆(種)............	[AS-Academia Sinica]
.................	大英百科全書線上繁體中文版 August 4, 2014
Ulmus rubra(species)............	[VP]
.................	Elias, Complete Trees of North America (1980) 237
.................	MFA Conservation and Art Material Encyclopedia Online (2005-)
.................	Oxford English Dictionary Online (2002-)
.................	ITIS Report: Taxonomy online (2005-)
.................	NCBI Taxonomy Browser (2008-)
.................	Smithsonian Collections Search Center (2009-)
.................	Encyclopedia Britannica Online (2002-)
slippery elm(species)............	[VP]
.................	Elias, Complete Trees of North America (1980) 237
.................	Brady and Clauser, Materials Handbook (1977) 275
.................	MFA Conservation and Art Material Encyclopedia Online (2005-)
.................	ITIS Report: Taxonomy online (2005-)
.................	Encyclopedia Britannica Online (2002-)
red elm(species)............	[VP]
.................	Brady and Clauser, Materials Handbook (1986) 283
.................	Encyclopedia Britannica Online (2002-)
gray elm(species)............	[VP]
.................	Encyclopedia Britannica Online (2002-)
Indian elm(species)............	[VP]
.................	Encyclopedia Britannica Online (2002-)
moose elm(species)............	[VP]
.................	Encyclopedia Britannica Online (2002-)
soft elm(species)............	[VP]
.................	Encyclopedia Britannica Online (2002-)
Ulmus fulva(species)............	[VP]
.................	Elias, Complete Trees of North America (1980) 237
.................	ITIS Report: Taxonomy online (2005-)
olmo resbaladizo(species)............	[VP]
.................	TAA database (2000-)

Getty AAT: 300374854 Getty AAT: http://www.getty.edu/vow/AATFullDisplay?find=costume&logic=AND¬e=&subjectid=300374854
聯合目錄： 赤榆 、滑榆 、ch'ih yü 、chì yú 、chi yu 、Ulmus rubra 、slippery elm 、red elm 、gray elm 、Indian elm 、moose elm 、soft elm 、Ulmus rubra 、Ulmus fulva 、olmo resbaladizo