genus Silphium


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Noun1.genus Silphium - tall North American perennial herbsgenus Silphium - tall North American perennial herbs
asterid dicot genus - genus of more or less advanced dicotyledonous herbs and some trees and shrubs
aster family, Asteraceae, Compositae, family Asteraceae, family Compositae - plants with heads composed of many florets: aster; daisy; dandelion; goldenrod; marigold; lettuces; ragweed; sunflower; thistle; zinnia
rosinweed, Silphium laciniatum - North American perennial having a resinous odor and yellow flowers
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References in periodicals archive ?
Although Meyer did not discuss Fisher's achievements in his book, Botany at The Ohio State University: The First 100 Years (1983), a study of Fisher's life shows that he accomplished this mission in twelve years by: (1) teaching new courses in advanced plant systematics at the Columbus campus, and in field botany and aquatic vascular plants that were added to the curriculum at the Stone Laboratory, (2) establishing a research program with over $400,000 support from the National Science Foundation to study the systematics and evolution of the genus Silphium that resulted in seven journal publications, (3) supervising 13 students who earned eight M.
All form galls on Asteraceae, most on the genus Silphium. Galls form after a female A.