Medium
Photo © beardendb, all rights reserved
gold bar (Google, OSM)
47.8567695, -121.6970606
Accuracy: 2059m
open
May. 14, 2012 22:38:46 -0700
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Comments & Identifications

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Equal-leaved Knotgrass - Photo (c) John Hilty, some rights reserved (CC BY-NC)
beardendb's ID: Equal-leaved Knotgrass (Polygonum arenastrum)
Posted by beardendb over 2 years ago (Flag)
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Japanese Knotweed - Photo (c) Anita, some rights reserved (CC BY-NC-SA)
richard_olmstead's ID: Japanese Knotweed (Polygonum cuspidatum [inactive]) (inactive taxon)

This is Japanese knotweed, a serious invasive plant in the Puget Sound region. Fallopia japonica is a synonym sometimes used for this species.

Posted by richard_olmstead over 2 years ago (Flag)
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Japanese Knotweed - Photo (c) marie, some rights reserved (CC BY), uploaded by marie
richard_olmstead's ID: Japanese Knotweed (Fallopia japonica) Added as part of a taxon swap
Posted by richard_olmstead over 1 year ago (Flag)
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Identification Summary

Equal-leaved Knotgrass - Photo (c) John Hilty, some rights reserved (CC BY-NC)
beardendb's ID: Equal-leaved Knotgrass (Polygonum arenastrum)
knotweeds and allies - Photo (c) Dinesh Valke, some rights reserved (CC BY-NC-ND)
Community ID: knotweeds and allies (Family Polygonaceae)
About
Japanese Knotweed - Photo (c) marie, some rights reserved (CC BY), uploaded by marie
richard_olmstead's ID: Japanese Knotweed (Fallopia japonica) Added as part of a taxon swap

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Data Quality Assessment

Community-supported ID? Yes
2 people agree
0 people disagree
Date? Yes
Georeferenced? Yes
Photos or sounds? Yes
Is the organism wild/naturalized? Unknown
What do you think?
Yes / No
Does the location seem accurate? Unknown
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Does the date seem accurate? Unknown
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Observation © beardendb
Cc-by_small some rights reserved

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