Home/Species/ Rough-stem Rosinweed

Silphium asperrimum

Hooker

Rough-stem Rosinweed

GNRUnranked Found in 2 roadless areas NatureServe Explorer →

GNRUnrankedGlobal Rank

Identity

Unique IDELEMENT_GLOBAL.2.1266280

Element CodePDAST8L0V0

Record TypeSPECIES

ClassificationSpecies

Classification StatusProvisional

Name CategoryVascular Plant

Endemicendemic to a single nation

KingdomPlantae

PhylumAnthophyta

ClassDicotyledoneae

OrderAsterales

FamilyAsteraceae

GenusSilphium

Synonyms

Silphium integrifolium var. asperrimum(Hook.) B.L. Turner

Concept Reference

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.

Taxonomic Comments

Kartesz (1994, 1999) includes Silphium asperrimum in S. radula. Flora of North America Editorial Committee (2006) includes S. asperrimum in S. asteriscus var. asteriscus.

Ecology & Habitat

Other Nations (1)

United StatesNNR

Province	Rank	Native
Mississippi	SNR	Yes
Arkansas	SNR	Yes
Georgia	SNR	Yes
Tennessee	SNR	Yes
Alabama	SNR	Yes
Missouri	SNR	Yes
Oklahoma	SNR	Yes
Louisiana	SNR	Yes

Plant Characteristics

Economic Value (Genus)No

Roadless Areas (2)

Arkansas (2)

Area	Forest	Acres
Clifty Canyon	Ozark-St. Francis National Forest	1,963
Dismal Creek	Ozark-St. Francis National Forest	9,160

References (1)

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.