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Home/Species/ Sandhill Buckwheat

Eriogonum tomentosum

Michx.

Sandhill Buckwheat

G5Secure Found in 3 roadless areas NatureServe Explorer →
G5SecureGlobal Rank
Medium - lowThreat Impact
Identity
Unique IDELEMENT_GLOBAL.2.161394
Element CodePDPGN085W0
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryVascular Plant
Endemicendemic to a single nation
KingdomPlantae
PhylumAnthophyta
ClassDicotyledoneae
OrderPolygonales
FamilyPolygonaceae
GenusEriogonum
Other Common Names
Dog-tongue Buckwheat (EN) dogtongue buckwheat (EN)
Concept Reference
Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.
Conservation Status
Rank Method Rank calculation - Biotics v2
Review Date2022-10-31
Change Date2022-10-31
Edition Date2022-10-31
Edition AuthorsNordman, C. (2022)., rev. SE RSGCN Workshop (2022)
Threat ImpactMedium - low
Range Extent200,000-2,500,000 square km (about 80,000-1,000,000 square miles)
Number of Occurrences> 300
Rank Reasons
Eriogonum tomentosum is endemic to the southeastern United States, from South Carolina to Florida and southeastern Alabama where it occurs on dry sandy upland sites (sandhills). It is threatened by residential development on private lands, but occurs on a variety of state, federal and other conservation lands.
Range Extent Comments
Eriogonum tomentosum is endemic to the southeastern United States, it occurs on the coastal plain from South Carolina to Florida and southeastern Alabama, including on the fall-line sandhills. There is an historical collection from North Carolina. The range extent is estimated to be 294,000 square kilometers (GBIF 2022, SEINet 2022, iNaturalist 2022, Weakley 2022).
Occurrences Comments
Based on herbarium collections, photo-based observations, and field observations, there are over 300 occurrences rangewide (GBIF 2022, iNaturalist 2022, SEINet 2022, SE RSGCN Workshop 2022). It is common in Florida and Georgia, and parts of South Carolina.
Threat Impact Comments
Eriogonum tomentosum occurs on dry sandy upland sites, it is threatened by residential development where it occurs on private lands.
Ecology & Habitat

Habitat

Longleaf pine sandhills, pine-oak woodlands, usually on deep sands in the Florida Peninsula and Florida Panhandle, the fall-line Sandhills of South Carolina and Georgia and on riverine dunes in the middle and upper Coastal Plain (Flora of North America Editorial Committee 2005, Weakley 2022).
Terrestrial Habitats
Woodland - ConiferWoodland - Mixed
Other Nations (1)
United StatesN5
ProvinceRankNative
GeorgiaSNRYes
AlabamaSNRYes
FloridaS5Yes
South CarolinaS3Yes
North CarolinaSHYes
Threat Assessments
ThreatScopeSeverityTiming
1 - Residential & commercial developmentRestricted - smallSerious or 31-70% pop. declineHigh (continuing)
1.1 - Housing & urban areasRestricted - smallSerious or 31-70% pop. declineHigh (continuing)

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Plant Characteristics
DurationPERENNIAL
Economic Value (Genus)No
Roadless Areas (3)
Florida (3)
AreaForestAcres
Alexander Springs CreekOcala National Forest2,954
Clear LakeApalachicola National Forest5,592
SavannahApalachicola National Forest1,927
References (7)
  1. Flora of North America Editorial Committee (FNA). 2005. Flora of North America north of Mexico. Vol. 5. Magnoliophyta: Caryophyllidae: Caryophyllales, Polygonales, and Plumbaginales. Oxford Univ. Press, New York. vii + 656 pp.
  2. Global Biodiversity Information Facility (GBIF). 2022. Global Biodiversity Information Facility (GBIF) data portal. Online. Available: https://www.gbif.org/ (accessed 2022).
  3. iNaturalist. 2022. Online. Available: https://www.inaturalist.org (accessed 2022).
  4. Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.
  5. Southeastern Regional Species of Greatest Conservation Need Workshop (SE RSGCN Workshop). 2022. Jon Ambrose, Keith Bradley, Malissa Briggler, John Burkhart, Emily Coffey, Todd Crabtree, Amanda Eberly, Margie Dent, Chris Doffitt, Bruce Hoagland, Amy Jenkins, Wesley Knapp, Stephanie Koontz, Lisa Kruse, David Lincicome, Gemma Milly, Sarah Norris, Carrie Radcliffe, Hanna Rosner-Katz, Al Schotz, Jason Singhurst, Diana Soteropoulos, Carlee Steppe, Samantha Tessel, John Townsend, Alan Weakley, Brenda Wichmann, and Theo Witsell. Status assessment workshop, Oct. 17-20, 2022, Atlanta Botanical Garden, Atlanta, GA.
  6. Southwest Environmental Information Network (SEINet). 2022. Collections Databases. Online. Available: https://swbiodiversity.org/seinet/collections/index.php (accessed 2022).
  7. Weakley, A.S., and Southeastern Flora Team. 2022. Flora of the southeastern United States. Edition of April 24, 2022. University of North Carolina Herbarium (NCU), North Carolina Botanical Garden, University of North Carolina, Chapel Hill. 2022 pp.