Persicaria lapathifolia
Polygonaceae
Pink Knotweed,
Pale Knotweed
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Regional Species Conservation Assessments per IBRA subregion.
Least concern
Near threatened
Rare
Vulnerable
Endangered
Critically endangered
Extinct
Data deficient
Adelaide
Arkaroola
Ceduna
Coober Pedy
Hawker
Innamincka
Marla
Marree
Mount Gambier
Oodnadatta
Renmark
Wudinna
Keith
Yunta
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Prior names
Polygonum lapathifolium var. lanigerum
Polygonum lanigerum
Polygonum lapathifolium
Common names
Pink Knotweed
Pale Knotweed
Distribution and status
Herbarium regions: Lake Eyre, Eastern, Murray, Southern Lofty, South Eastern, Green Adelaide
AVH map: SA distribution map (external link)
Seeds stored:
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| Location | No. of seeds (weight grams) | Number of plants | Date collected | Collection number Collection location | Date stored | % Viability | Storage temperature |
|---|---|---|---|---|---|---|---|
| BGA | 9,170 (7.8 g) | 50 | 18-Jan-2007 | RJB71304 Northern Lofty | 1-Aug-2007 | 70% | -18°C |
| BGA | 155,200 (126.77 g) | 40 | 25-Jan-2008 | TST355 Murray | 19-Sep-2008 | 30% | -18°C |
Location: BGA — the seeds are stored at the Adelaide Botanic Gardens, MSB — the seeds are stored at the Millennium Seed Bank, Kew, England.
Number of plants: This is the number of plants from which the seeds were collected.
Collection location: The Herbarium of South Australia's region name.
% Viability: Percentage of filled healthy seeds determined by a cut test or x-ray.
Number of plants: This is the number of plants from which the seeds were collected.
Collection location: The Herbarium of South Australia's region name.
% Viability: Percentage of filled healthy seeds determined by a cut test or x-ray.