Difference between revisions of "Ulmus crassifolia"
Trans. Amer. Philos. Soc., n.s. 5: 169. 1837.
Common names: Cedar elm
Treatment appears in FNA Volume 3.
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| − | --><span class="statement" id="st- | + | --><span class="statement" id="st-undefined" data-properties=""><b>Trees,</b> 24-27 m; crowns rounded to narrow. <b>Bark</b> light brown with shallow ridges and large plates. <b>Wood</b> hard. <b>Branches</b> often with opposite corky wings; twigs reddish brown, pubescent. <b>Buds</b> brown, apex acute, pubescent; scales dark brown, shiny, glabrous. <b>Leaves</b>: petiole ca. 1.5 mm, pubescent. <b>Leaf</b> blade ovate to elliptic, 2.5-5 × 1.3-2 cm, base oblique or rounded to cuneate, margins crenate to doubly serrate, apex obtuse; surfaces abaxially softly pubescent, adaxially harshly pubescent. <b>Inflorescences</b> fascicles, 2-5-flowered, 0.5 cm; pedicel 0.75-1 cm. <b>Flowers</b>: calyx deeply lobed, more than 1/2 its length, lobes 6-9, hairy; stamens 5-6, anthers reddish purple; stigmas white, pubescent, exserted and spreading. <b>Samaras</b> green to tan, elliptic to oval, ca. 0.75-1. cm, pubescent, margins ciliate, cilia ca. 0.5 mm. <b>Seeds</b> somewhat thickened, not inflated. <b>2n</b> = 28.</span><!-- |
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|habitat=Stream banks, low woods, low hillsides, roadsides, waste places, sometimes shade trees | |habitat=Stream banks, low woods, low hillsides, roadsides, waste places, sometimes shade trees | ||
|elevation=0-500 m | |elevation=0-500 m | ||
| − | |distribution=Ark.;Fla.;La.;Miss.;Okla.;Tenn.;Tex.;n Mexico | + | |distribution=Ark.;Fla.;La.;Miss.;Okla.;Tenn.;Tex.;n Mexico. |
|discussion=<p>Except for the Suwanee River valley in Florida, Ulmus crassifolia has not been found east of Webster County, Mississippi. It hybridizes with U. serotina.</p> | |discussion=<p>Except for the Suwanee River valley in Florida, Ulmus crassifolia has not been found east of Webster County, Mississippi. It hybridizes with U. serotina.</p> | ||
|tables= | |tables= | ||
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|habitat=Stream banks, low woods, low hillsides, roadsides, waste places, sometimes shade trees | |habitat=Stream banks, low woods, low hillsides, roadsides, waste places, sometimes shade trees | ||
|elevation=0-500 m | |elevation=0-500 m | ||
| − | |distribution=Ark.;Fla.;La.;Miss.;Okla.;Tenn.;Tex.;n Mexico | + | |distribution=Ark.;Fla.;La.;Miss.;Okla.;Tenn.;Tex.;n Mexico. |
|reference=daniel1967a;sherman-broyles1992a | |reference=daniel1967a;sherman-broyles1992a | ||
|publication title=Trans. Amer. Philos. Soc., n.s. | |publication title=Trans. Amer. Philos. Soc., n.s. | ||
|publication year=1837 | |publication year=1837 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna- | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V3/V3_172.xml |
|genus=Ulmus | |genus=Ulmus | ||
|species=Ulmus crassifolia | |species=Ulmus crassifolia | ||
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-->[[Category:Treatment]][[Category:Ulmus]] | -->[[Category:Treatment]][[Category:Ulmus]] | ||
Revision as of 13:34, 27 July 2019
Trees, 24-27 m; crowns rounded to narrow. Bark light brown with shallow ridges and large plates. Wood hard. Branches often with opposite corky wings; twigs reddish brown, pubescent. Buds brown, apex acute, pubescent; scales dark brown, shiny, glabrous. Leaves: petiole ca. 1.5 mm, pubescent. Leaf blade ovate to elliptic, 2.5-5 × 1.3-2 cm, base oblique or rounded to cuneate, margins crenate to doubly serrate, apex obtuse; surfaces abaxially softly pubescent, adaxially harshly pubescent. Inflorescences fascicles, 2-5-flowered, 0.5 cm; pedicel 0.75-1 cm. Flowers: calyx deeply lobed, more than 1/2 its length, lobes 6-9, hairy; stamens 5-6, anthers reddish purple; stigmas white, pubescent, exserted and spreading. Samaras green to tan, elliptic to oval, ca. 0.75-1. cm, pubescent, margins ciliate, cilia ca. 0.5 mm. Seeds somewhat thickened, not inflated. 2n = 28.
Phenology: Flowering late summer–early fall.
Habitat: Stream banks, low woods, low hillsides, roadsides, waste places, sometimes shade trees
Elevation: 0-500 m
Distribution
Ark., Fla., La., Miss., Okla., Tenn., Tex., n Mexico.
Discussion
Except for the Suwanee River valley in Florida, Ulmus crassifolia has not been found east of Webster County, Mississippi. It hybridizes with U. serotina.
Selected References
Lower Taxa
None.