compass plant


Also found in: Thesaurus, Encyclopedia, Wikipedia.
Related to compass plant: rosinweed

compass plant

n.
A perennial herb (Silphium laciniatum) in the composite family, native to prairie regions of North America and having radiate yellow flower heads and erect, basal, pinnately divided leaves.

compass plant

n
1. (Plants) Also called: rosinweed a tall plant, Silphium laciniatum, of central North America, that has yellow flowers and lower leaves that tend to align themselves at right angles to the strongest light, esp in a north-south plane: family Asteraceae (composites)
2. (Plants) any of several similar plants

com′pass plant`


n.
an American prairie composite plant, Silphiumlaciniatum, with yellow flower heads and large, hairy leaves that tend to lie in a north-south plane.
[1840–50]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.compass plant - North American annual with red or rose-colored flowerscompass plant - North American annual with red or rose-colored flowers
subshrub, suffrutex - low-growing woody shrub or perennial with woody base
2.compass plant - any of several plants having leaves so arranged on the axis as to indicate the cardinal points of the compass
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
composite plant, composite - considered the most highly evolved dicotyledonous plants, characterized by florets arranged in dense heads that resemble single flowers
horse thistle, Lactuca scariola, Lactuca serriola, prickly lettuce - European annual wild lettuce having prickly stems; a troublesome weed in parts of United States
rosinweed, Silphium laciniatum - North American perennial having a resinous odor and yellow flowers
References in periodicals archive ?
Be prepared to see prairie dock, compass plant, iron weed, cardinal flower, great blue lobelia and a host of others.
Species planted include big bluestem, little bluestem, Indian grass, blazing star, rattlesnake master, and compass plant, just to name a few.
Registration of NF-1, and NF-1 Profuse Ligule, Compass Plant Germplasm