Polygonum pinicola

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Polygonum pinicola
FL 11179.jpg
Photo taken by Gil Nelson
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida – Dicotyledons
Order: Caryophyllales
Family: Polygonaceae
Genus: Polygonum
Species: P. pinicola
Binomial name
Polygonum pinicola
Poly grac dist.jpg
Natural range of Polygonum pinicola from USDA NRCS Plants Database.

Common names: Tall jointweed, Wireweed

Taxonomic notes

Synonyms: Polygonella gracilis(Nuttall) Meisner; Delopyrum gracile (Meisner) Small


A description of Polygonum pinicola is provided in The Flora of North America.


P. pinicola ranges from southeastern South Carolina throughout most of Florida and west to Mississippi.[1]



Habitats of P. pinicola include sunny well-drained areas such as longleaf pine/palmetto/scrub oak associations, longleaf pine scrub oak ridges, and sandy roadsides.[2] It grows in loamy sand.


Flowers August through November.[3]


The following species were observed visiting flowers of Polygonum pinicola at the Archbold Biological Station:[4]

Plasterer bees from the family Colletidae: Colletes mandibularis, Colletes thysanellae, Hylaeus confluens

Sweat bees from the family Halictidae: Augochlora pura, Augochloropsis anonyma, A. metallica, A. sumptuosa, Lasioglossum coreopsis, L. miniatulus, L. nymphalis, L. placidensis, Sphecodes heraclei

Wasps from the family Leucospididae: Leucospis affinis, L. robertsoni, L. slossonae

Leafcutting bees from the family Megachilidae: Anthidiellum notatum rufomaculatum, Heriades leavitti

Spider wasps from the family Pompilidae: Anoplius marginalis, Episyron conterminus posterus, Evagetes parvus

Thread-waisted wasps from the family Sphecidae: Anacrabro ocellatus, Cerceris blakei, C. flavofasciata floridensis, C. rufopicta, C. tolteca, Ectemnius rufipes ais, Isodontia exornata, Oxybelus emarginatus, O. laetus fulvipes, Philanthus politus, P. ventilabris, Tachysphex apicalis, T. similis

Wasps from the family Vespidae: Eumenes fraternus, E. smithii, Euodynerus castigatus rubrivestris, Leptochilus alcolhuus, L. republicanus, Pachodynerus erynnis, Parancistrocerus fulvipes rufovestris, P. pedestris bifurcus, P. perennis anacardivora, P. salcularis rufulus, Polistes bellicosus, P. dorsalis hunteri, Stenodynerus beameri, S. fundatiformis, S. histrionalis rufustus, S. lineatifrons, S. pulvinatus surrufus, Zethus slossonae, Z. spinipes

Conservation, cultivation, and restoration

Cultural use

Photo Gallery

References and notes

  1. Wilbur, R. L. (1988). "The Authority of the Binomial Polygonella gracilis (Polygonaceae)." Castanea 53(2): 167-168.
  2. Florida State University Robert K. Godfrey Herbarium database. URL: http://herbarium.bio.fsu.edu. Last accessed: February 2016. Collectors: Loran C. Anderson, Wilson Baker, Robert K. Godfrey, R.A. Norris. States and Counties: Florida: Bay, Franklin, Jackson, Liberty, Wakulla. Compiled by Tall Timbers Research Station and Land Conservancy
  3. [[1]]Encyclopedia of Life. Accessed: February 24, 2016
  4. Deyrup, M.A. and N.D. 2015. Database of observations of Hymenoptera visitations to flowers of plants on Archbold Biological Station, Florida, USA.