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Wildflower Identification Website
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cup plant
Silphium perfoliatum
cup plant Aster Family
Silphium perfoliatum Asteraceae
--more--
common name
  cup plant
accepted scientific name
  Silphium perfoliatum L.
rules for finding collection records
  Silphium perfoliatum (2484)
family name
  Asteraceae
Image Author: ©2008 "Hardyplants"
Image License: public domain
Image Source
Category: Wildflowers
Flowers: Many petals
Petal colors: color
Flower size is 2.5 to 4. inches
Number of ray petals: 18 to 40
Leaf: Opposite, Basal
Plant Observed last week of April thru 3rd week of October

How Likely at this Location (46%)
Name Match (100%)
Plant Showiness (90%)
base map where plant found
mag select

Disturbed
Riparian
Forest
Grassland
Native Plant Status
native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map native status map
native Native
native Not Present

Invasive in some regions.
grid lines base