Persicaria extremiorientalis (Vorosch.) Tzvelev

• Region

  North America

• Country

  United States of America

• State/Province

  New York

• County/Municipio

  Suffolk Co.

• Locality

  Long Island Horticultural Research Laboratory, 3059 Sound Ave., 6.75 km NW of center of Riverhead.

• Elevation

  Alt. 30 m. (98 ft.)

• Coordinates

  40.9619, -72.7175

• Distribution

  Map all specimens of this taxon

03235072
The New York Botanical Garden
Plants of U.S.A.
Polygonaceae
Persicaria extremiorientalis (Vorosch.) Tzvelev
det. M. Nee, 2012
New York State, Suffolk Co., Long Island Horticultural
Research Laboratory, 3059 Sound Ave., 6.75 km NW of
center of Riverhead.
40°57’43”N, 72°43’03”W. alt. 30 m.
Sandy, gravelly loam soil, flat. Annual herbs, many plants,
dominant with Chenopodium album, in planting of
perennial lilies and thus not cut back while they are still
green, with other weeds such as Conyza canadensis, Daucus
carota, Digitaria sanguinalis. To 1.6 m. tall; spikes pink,
nearly erect to arching-nodding.
Coll.: M. Nee 59420
24 Aug. 2012