Search results
Results from the WOW.Com Content Network
Amaranthus is a cosmopolitan group of more than 50 species which make up the genus of annual or short-lived perennial plants collectively known as amaranths.Some of the better known names include "prostrate pigweed" and "love lies bleeding".
Amaranthus retroflexus, true to one of its common names, forms a tumbleweed. [4] It is an erect, annual herb growing to 1 m ( 3 + 1 ⁄ 2 ft). [ 5 ] The leaves are nearly 15 cm (6 in) long on large individuals, the ones higher on the stem having a lance shape and those lower on the plant diamond or oval in shape.
Amaranthus palmeri is a species of edible flowering plant in the amaranth genus. It has several common names, including carelessweed, [1] dioecious amaranth, [2] Palmer's amaranth, Palmer amaranth, and Palmer's pigweed. It is native to most of the southern half of North America. Populations in the eastern United States are probably naturalized ...
Amaranthus blitum is an erect or semi-prostrate annual plant. The single or branched stem can grow to one metre (three point three feet) tall. The green or purplish leaves are up to 10 cm (4 in) long on stalks of a similar length and are arranged spirally.
Amaranthus spinosus, commonly known as the spiny amaranth, [2] spiny pigweed, prickly amaranth or thorny amaranth, is a plant that is native to the tropical Americas, but is present on most continents as an introduced species and sometimes a noxious weed. [citation needed] It can be a serious weed of rice cultivation in Asia. [3]
Amaranthus tuberculatus, commonly known as roughfruit amaranth, [4] rough-fruited water-hemp, [5] tall waterhemp, or common waterhemp, [6] [7] is a species of flowering plant. It is a summer annual broadleaf with a germination period that lasts several months. [8] Tall waterhemp has been reported as a weed in 40 of 50 U.S. states. [9]
Amaranthus hybridus, commonly called green amaranth, [2] slim amaranth, [3] smooth amaranth, smooth pigweed, or red amaranth, is a species of annual flowering plant. It is a weedy species found now over much of North America and introduced into Europe and Eurasia.
Amaranthus viridis is an annual herb with an upright, light green stem that grows to about 60–80 cm in height. Numerous branches emerge from the base, and the leaves are ovate, 3–6 cm long, 2–4 cm wide, with long petioles of about 5 cm.