familyPolygonaceae
subfamilyPolygonaceae subfam. Polygonoideae
genusPolygonum
sectionPolygonum sect. Polygonum
speciesPolygonum oxyspermum
subspeciesPolygonum oxyspermum subsp. oxyspermum
Difference between revisions of "Polygonum oxyspermum subsp. oxyspermum"
Synonyms: Polygonum acadiense Fernald
Treatment appears in FNA Volume 5. Treatment on page 554.
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|accepted_name=Polygonum oxyspermum subsp. oxyspermum | |accepted_name=Polygonum oxyspermum subsp. oxyspermum | ||
| − | |accepted_authority= | + | |accepted_authority= |
|publications= | |publications= | ||
|basionyms= | |basionyms= | ||
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|name=Polygonum acadiense | |name=Polygonum acadiense | ||
|authority=Fernald | |authority=Fernald | ||
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Polygonaceae;Polygonaceae subfam. Polygonoideae;Polygonum;Polygonum sect. Polygonum;Polygonum oxyspermum;Polygonum oxyspermum subsp. oxyspermum | |hierarchy=Polygonaceae;Polygonaceae subfam. Polygonoideae;Polygonum;Polygonum sect. Polygonum;Polygonum oxyspermum;Polygonum oxyspermum subsp. oxyspermum | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Polygonum oxyspermum subsp. oxyspermum | name=Polygonum oxyspermum subsp. oxyspermum | ||
| − | + | |authority= | |
| − | |authority= | ||
|rank=subspecies | |rank=subspecies | ||
|parent rank=species | |parent rank=species | ||
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|publication year= | |publication year= | ||
|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/V5/V5_1128.xml |
|subfamily=Polygonaceae subfam. Polygonoideae | |subfamily=Polygonaceae subfam. Polygonoideae | ||
|genus=Polygonum | |genus=Polygonum | ||
Revision as of 22:50, 16 December 2019
Leaves: ocrea prominently veined, (6.5–)8–12 mm, distal part disintegrating, veins persistent, brown; blade green, narrowly elliptic to lanceolate, 5–8 times as long as wide. Flowers: perianth 3.5–5.5 mm; tepals slightly overlapping, green with pink margins, oblong to obovate, apex flat, flared. Achenes with apex exserted 1–2.5 mm from perianth, 4.1–5.5(–6.5) mm, 1.5–2.6 times as long as wide, ± smooth.
Phenology: Flowering Jul–Oct.
Habitat: Coastal beaches, dunes, and shores
Elevation: 0-10 m
Discussion
Selected References
None.
Lower Taxa
None.