familyPotamogetonaceae
genusPotamogeton
speciesPotamogeton pusillus
subspeciesPotamogeton pusillus subsp. gemmiparus
Difference between revisions of "Potamogeton pusillus subsp. gemmiparus"
Novon 6: 370. 1996.
Common names: Potamot gemmipare
Endemic
Basionym: Potamogeton pusillus var. gemmiparus J. W. Robbins in A. Gray, Manual ed. 5, 489. 1867
Synonyms: Potamogeton gemmiparus
Treatment appears in FNA Volume 22.
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|common_names=Potamot gemmipare | |common_names=Potamot gemmipare | ||
| − | |basionyms={{Treatment/ID/ | + | |special_status={{Treatment/ID/Special_status |
| + | |code=E | ||
| + | |label=Endemic | ||
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| + | |basionyms={{Treatment/ID/Basionym | ||
|name=Potamogeton pusillus var. gemmiparus | |name=Potamogeton pusillus var. gemmiparus | ||
|authority=J. W. Robbins | |authority=J. W. Robbins | ||
| + | |rank=variety | ||
| + | |publication_title=in A. Gray, Manual ed. | ||
| + | |publication_place=5, 489. 1867 | ||
}} | }} | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|name=Potamogeton gemmiparus | |name=Potamogeton gemmiparus | ||
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| + | |rank=species | ||
}} | }} | ||
|hierarchy=Potamogetonaceae;Potamogeton;Potamogeton pusillus;Potamogeton pusillus subsp. gemmiparus | |hierarchy=Potamogetonaceae;Potamogeton;Potamogeton pusillus;Potamogeton pusillus subsp. gemmiparus | ||
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name=Potamogeton pusillus subsp. gemmiparus | name=Potamogeton pusillus subsp. gemmiparus | ||
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|authority=(J. W. Robbins) R. R. Haynes & Hellquist | |authority=(J. W. Robbins) R. R. Haynes & Hellquist | ||
|rank=subspecies | |rank=subspecies | ||
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|publication title=Novon | |publication title=Novon | ||
|publication year=1996 | |publication year=1996 | ||
| − | |special status= | + | |special status=Endemic |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V22/V22_88.xml |
|genus=Potamogeton | |genus=Potamogeton | ||
|species=Potamogeton pusillus | |species=Potamogeton pusillus | ||
Latest revision as of 20:32, 5 November 2020
Leaves: stipules convolute; blade 1.1–6 cm × 0.2–0.7 mm, apex subulate, lacunae present or absent, 0–2 rows on each side of midrib; veins 1. Inflorescences: peduncles 1–3 per plant, cylindric; spikes cylindric, continuous. Fruits obovoid, sides centrally concave; beak median.
Phenology: Flowering and fruiting summer–fall.
Habitat: Acid waters of lakes and streams
Elevation: 0–100 m
Distribution
Que., Conn., Maine, Mass., N.H., N.H., Vt.
Discussion
Potamogeton pusillus subsp. gemmiparus is an uncommon taxon that superficially resembles subsp. pusillus. It can be separated, however, by its continuous inflorescences, whereas those of subsp. pusillus are interrupted.
Selected References
None.
Lower Taxa
None.