|

horsetail

DEFINITIONS OF: horsetail

1

n 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

Types:
show 6 types...
hide 6 types...
Equisetum arvense, common horsetail, 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
Type of:
fern ally
pteridophytes of other classes than Filicopsida
WORD FAMILY
USAGE EXAMPLES