cerastium

[ suh-ras-tee-uhm ]

noun,plural ce·ras·ti·ums.
  1. any of various low-growing plants of the genus Cerastium, having leaves covered with whitish or grayish down and small white flowers, and including mouse-ear chickweed and snow-in-summer.

Origin of cerastium

1
<New Latin (Linnaeus) <Greek kerást(ēs) horned (see cerastes) + New Latin -ium-ium; so called from the horn-shaped seed capsules of some species

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