''Eriogonum longifolium'' Nutt. var. ''gnaphalifolium'' Gand. (also known as ''Eriogonum floridanum'' Small), commonly referred to as scrub buckwheat is a dicot of the
Polygonaceae (smartweed or knotweed) family. It is listed as threatened in the US and
endangered in Florida. Within Florida its most closely related species is ''
Eriogonum tomentosum
''Eriogonum tomentosum'', commonly referred to as dogtongue buckwheat or dogtongue wild buckwheat, is a species in the Polygonaceae (smartweed or knotweed) family.
Distribution
It is found in Southeastern US states including Alabama, Florida, Ge ...
'' however there are three other varieties of ''
Eriogonum longifolium
''Eriogonum longifolium'', the longleaf eriogonum or long-leaf wild buckwheat, is a dicot of the family Polygonaceae. In addition to populations of ''E. longifolium'' var. ''longifolium'' found in Arkansas, Kansas, Louisiana, Missouri, New Mexico ...
'' found in other areas of the US.
Scrub buckwheat is found in areas of scrub, flatland and sand hills.
Description
It is described as generally having no more than three flowering stems, but stronger plants may have more. Its flowers are described as emerging from an
involucre or protective cup found on each branch of its terminal
corymb. Flowers are pollinated by a variety of
solitary bee
Bees are winged insects closely related to wasps and ants, known for their roles in pollination and, in the case of the best-known bee species, the western honey bee, for producing honey. Bees are a monophyletic lineage within the superfami ...
s, solitary
digger wasps and twig nesting wasps,
flies and social
wasps.
According to the
US Fish and Wildlife Service there is an active
habitat management program. Also, there is significant interest in studying its fire tolerance and tendency to bloom or to die following
prescribed burning of competing undergrowth.
See also
*
''Eriogonum longifolium'' var. ''harperi''
*
''Eriogonum longifolium'' var. ''lindheimeri''
References
External links
Species Account/Biologue- USFWS webpage for Scrub Buckwheat
- Final ruling regarding seven central Florida plants, including E. longifolium var. gnaphalifolium
{{Taxonbar, from=Q5389404
longifolium var. gnaphalifolium
Flora of the Southeastern United States
Flora of Florida
Threatened flora of the United States