Difference between revisions of "Polygonum oxyspermum subsp. oxyspermum"

Introduced
Synonyms: Polygonum acadiense Fernald
Treatment appears in FNA Volume 5. Treatment on page 554.
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|special status=Introduced
 
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|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V5/V5_1128.xml
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|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V5/V5_1128.xml
 
|subfamily=Polygonaceae subfam. Polygonoideae
 
|subfamily=Polygonaceae subfam. Polygonoideae
 
|genus=Polygonum
 
|genus=Polygonum

Latest revision as of 23:08, 5 November 2020

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

Distribution

V5 1128-distribution-map.gif

Introduced; N.S., Europe.

Discussion

Selected References

None.

Lower Taxa

None.