familyPotamogetonaceae
genusPotamogeton
speciesPotamogeton pusillus
subspeciesPotamogeton pusillus subsp. gemmiparus
Difference between revisions of "Potamogeton pusillus subsp. gemmiparus"
Novon 6: 370. 1996.
Common names: Potamot gemmipare
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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|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_title=in A. Gray, Manual ed. | ||
|publication_place=5, 489. 1867 | |publication_place=5, 489. 1867 | ||
| Line 16: | Line 17: | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|name=Potamogeton gemmiparus | |name=Potamogeton gemmiparus | ||
| − | |authority= | + | |authority= |
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Potamogetonaceae;Potamogeton;Potamogeton pusillus;Potamogeton pusillus subsp. gemmiparus | |hierarchy=Potamogetonaceae;Potamogeton;Potamogeton pusillus;Potamogeton pusillus subsp. gemmiparus | ||
| Line 32: | Line 34: | ||
|elevation=0–100 m | |elevation=0–100 m | ||
|distribution=Que.;Conn.;Maine;Mass.;N.H.;N.H.;Vt. | |distribution=Que.;Conn.;Maine;Mass.;N.H.;N.H.;Vt. | ||
| − | |discussion=<p><i>Potamogeton pusillus </i>subsp.<i> gemmiparus</i> is an uncommon taxon that superficially resembles < | + | |discussion=<p><i>Potamogeton pusillus </i>subsp.<i> gemmiparus</i> is an uncommon taxon that superficially resembles <i></i>subsp.<i> pusillus</i>. It can be separated, however, by its continuous inflorescences, whereas those of <i></i>subsp.<i> pusillus</i> are interrupted.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
| Line 41: | Line 43: | ||
-->{{#Taxon: | -->{{#Taxon: | ||
name=Potamogeton pusillus subsp. gemmiparus | name=Potamogeton pusillus subsp. gemmiparus | ||
| − | |||
|authority=(J. W. Robbins) R. R. Haynes & Hellquist | |authority=(J. W. Robbins) R. R. Haynes & Hellquist | ||
|rank=subspecies | |rank=subspecies | ||
| Line 56: | Line 57: | ||
|publication year=1996 | |publication year=1996 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V22/V22_88.xml |
|genus=Potamogeton | |genus=Potamogeton | ||
|species=Potamogeton pusillus | |species=Potamogeton pusillus | ||
Revision as of 21:00, 16 December 2019
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.