Plantae → Dicotyledoneae → Asteraceae
White-Topped Aster
Sericocarpus rigidus
Jimmy Kagan · CC-BY
ORBIC List 1S2SOC
State Rank
SX
S1
S2
S3
S4
S5
S2 — Imperiled in Oregon
G3
Global Rank
Vulnerable
SOC
Federal ESA
Species of Concern
List 1
ORBIC
Endangered in Oregon
What do these ranks mean? ORBIC's ranking definitions or NatureServe's conservation status categories
Ecoregions
Willamette Valley
Counties
Clackamas · Lane · Linn · Marion · Multnomah
Other states / provinces
WA, BC
Range map
Certain
Possible
Extirpated
Absent