n. 马尾, 马尾旗, 马尾式发型

[ noun ]
perennial rushlike flowerless herbs with jointed hollow stems and narrow toothlike leaves that spread by creeping rhizomes; tend to become weedy; common in northern hemisphere; some in Africa and South America
<noun.plant>

Horsetail \Horse"tail`\, n.
1. (Bot.) A leafless plant, with hollow and rushlike stems.
It is of the genus {Equisetum}, and is allied to the
ferns. See Illust. of {Equisetum}.

2. A Turkish standard, denoting rank.

Note: Commanders are distinguished by the number of
horsetails carried before them. Thus, the sultan has
seven, the grand vizier five, and the pashas three,
two, or one.

{Shrubby horsetail}. (Bot.) See {Joint-fir}.