Silphium laciniatum
Videos
Silphium laciniatum is a species of flowering plant in the family Asteraceae known commonly as compassplant or compass plant. It is native to North America, where it occurs in Ontario in Canada and th
Silphium laciniatum Arkansas
Flower head
Leaves
Silphium (genus)
Videos
Silphium is a genus of North American plants in the tribe Heliantheae within the family Asteraceae.
Silphium laciniatum
…Other common names include prairie compass plant, pilotweed, polarplant, gum weed, cut-leaf silphium, and turpentine plant. It is a rosinweed of genus Silphium. This plant is a taprooted perennial herb producing rough-haired stems usually one to three meters tall. The leaves are variable in shape and size…
Silphium integrifolium compressed
Silphium integrifolium (rosinweed) flowers
Silphium perfoliatum (cup plant) flowers in Lower Saxony, Germany