Difference between revisions of "Osmunda claytoniana"
Sp. Pl. 2: 1066. 1753.
imported>Volume Importer |
imported>Volume Importer |
||
| Line 49: | Line 49: | ||
|publication year=1753 | |publication year=1753 | ||
|special status=Illustrated | |special status=Illustrated | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V2/V2_776.xml |
|genus=Osmunda | |genus=Osmunda | ||
|species=Osmunda claytoniana | |species=Osmunda claytoniana | ||
Revision as of 21:25, 5 November 2020
Leaves pinnate-pinnatifid; petioles ca. 1/3 length of blades, winged, with light brown hairs, becoming glabrate. Sterile leaves elliptic to oblong, ca. 0.5–1 m; pinnae broadly oblong, lacking persistent tuft of hairs at base; ultimate segments with base truncate, margins entire, apex rounded. Fertile leaves with greatly reduced, sporangia-bearing medial pinnae that wither early, giving appearance of no middle pinnae (hence the vernacular name, interrupted fern). Sporangia greenish, turning dark brown. 2n =44.
Phenology: Sporulation early spring–midsummer.
Habitat: 0–2300 m
Distribution
St. Pierre and Miquelon, Man., N.B., Nfld. and Labr. (Nfld.), N.S., Ont., P.E.I., Que., Conn., Ill., Ind., Iowa, Ky., Maine, Md., Mass., Mich., Minn., Mo., N.H., N.J., N.Y., N.C., Ohio, Pa., R.I., Tenn., Vt., Va., W.Va., Wis., Asia
Discussion
Osmunda claytoniana is sparingly cultivated as an ornamental.
Selected References
None.