Difference between revisions of "Ophioglossum engelmannii"
Ber. Deutsch. Bot. Ges. 1: 351. 1883.
FNA>Volume Importer |
imported>Volume Importer |
||
| (3 intermediate revisions by 2 users not shown) | |||
| Line 8: | Line 8: | ||
}} | }} | ||
|common_names=Limestone adder's-tongue | |common_names=Limestone adder's-tongue | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=F | ||
| + | |label=Illustrated | ||
| + | }} | ||
|basionyms= | |basionyms= | ||
|synonyms= | |synonyms= | ||
| Line 32: | Line 36: | ||
-->{{#Taxon: | -->{{#Taxon: | ||
name=Ophioglossum engelmannii | name=Ophioglossum engelmannii | ||
| − | |||
|authority=Prantl | |authority=Prantl | ||
|rank=species | |rank=species | ||
| Line 46: | Line 49: | ||
|publication title=Ber. Deutsch. Bot. Ges. | |publication title=Ber. Deutsch. Bot. Ges. | ||
|publication year=1883 | |publication year=1883 | ||
| − | |special status= | + | |special status=Illustrated |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V2/V2_178.xml |
|genus=Ophioglossum | |genus=Ophioglossum | ||
|species=Ophioglossum engelmannii | |species=Ophioglossum engelmannii | ||
Latest revision as of 21:21, 5 November 2020
Roots to 25 per plant, tan to brown, 0.5-1.5mm diam., straight, producing proliferations. Stem upright, to 1.5 cm, 4 mm diam., leaves 1-2 per stem. Trophophore stalk to 0.1 cm, 0.01 times length of blade. Trophophore blade erect to spreading, commonly ± folded when alive, uniformly pale green throughout when dried, dull, ovate to ovate-lanceolate, 10 × 4.5 cm, firm, herbaceous, base narrowed abruptly, apex with apiculum to 0.8 mm; venation complex-reticulate, veinlets forming numerous, very tiny, secondary areoles within the major areoles. Sporophores arising at ground level, 1.3-2.5 times as long as trophophore; sporangial clusters 2-4 × 0.13-0.31 cm, pairs of sporangia 20-40, apiculum 0-1.3 mm.
Phenology: Leaves appearing early–late spring, often with second flush later in season following summer rains.
Habitat: Mostly in soil over limestone in open fields, pastures, and cedar glades
Elevation: 50-1000 m
Distribution
Ala., Ariz., Ark., Fla., Ga., Ill., Ind., Kans., Ky., La., Miss., Mo., Ohio, Okla., N.Mex., N.C., Tenn., Tex., Va., W.Va., Mexico, Central America.
Discussion
Selected References
None.