bachelor's-button

n.

矢车菊属；

Bachelor's button
The effect of methanol on the growth and pigment content of bachelor's-button (Centaurea cyanus) and geranium (Pelargonium hortorum)
Biomass, yield and economics of bachelor's button (Gomphrena globosa L.) as influenced by spacing and fertigation.
Effect of spacing and fertigation on growth and post harvest life in bachelor's button (Gomphrena globosa l.).
Feverfew. Bachelor's buttons, Featherfew (Tanacetum parthenium L. aka Chrysanthemum parthenium L. aka Pyrethrum parthenium L.).
Bachelor's-buttons won't strain your brain
Pale Maids and Bachelor’s Buttons: “Inverted Similitude” in Melville’s “Tartarus”
A new leaf spot disease of bachelor's button.
Field experiment with the European knapweed rust (Puccinia jaceae) on safflower, sweet sultan and bachelor's button.
Gardening: Bachelor's Buttons Are Easy to Grow