horsetail

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horse·tail

 (hôrs′tāl′)
n.
Any of various nonflowering plants of the genus Equisetum, having a jointed hollow stem and narrow, sometimes much reduced leaves. Also called equisetum.

horsetail

(ˈhɔːsˌteɪl)
n
1. (Plants) any tracheophyte plant of the genus Equisetum, having jointed stems with whorls of small dark toothlike leaves and producing spores within conelike structures at the tips of the stems: phylum Sphenophyta
2. (Heraldry) a stylized horse's tail formerly used as the emblem of a pasha, the number of tails increasing with rank

horse•tail

(ˈhɔrsˌteɪl)

n.
a nonflowering plant of the genus Equisetum, family Equisetaceae, with hollow jointed stems bearing scaly leaves and a spikelike cone bearing spores.
[1350–1400]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.horsetail - perennial rushlike flowerless herbs with jointed hollow stems and narrow toothlike leaves that spread by creeping rhizomeshorsetail - 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
fern ally - pteridophytes of other classes than Filicopsida
strobile, strobilus, cone - cone-shaped mass of ovule- or spore-bearing scales or bracts
Equisetum, genus Equisetum - horsetails; coextensive with the family Equisetaceae
common horsetail, Equisetum arvense, field horsetail - of Eurasia and Greenland and North America
Equisetum fluviatile, swamp horsetail, water horsetail - Eurasia; northern North America to Virginia
Equisetum hyemale, Equisetum hyemale robustum, Equisetum robustum, rough horsetail, scouring rush - evergreen erect horsetail with rough-edged stems; formerly used for scouring utensils
Equisetum palustre, marsh horsetail - scouring-rush horsetail widely distributed in wet or boggy areas of northern hemisphere
Equisetum Sylvaticum, wood horsetail - Eurasia except southern Russia; northern North America
Equisetum variegatum, variegated horsetail, variegated scouring rush - northern North America; Greenland; northern and central Europe
Translations

horsetail

n (bot) cola de caballo