Search results
A bur (also spelled burr) is a seed or dry fruit or infructescence that has hooks or teeth. The main function of the bur is to spread the seeds of the bur plant, often through epizoochory. The hooks of the bur are used to latch onto fur or fabric, enabling the bur – which contain seeds – to be transported to another location for dispersal.
May 21, 2024 · Bur-reeds are aquatic plants of the genus Sparganium. In North America, 9 species of Bur-reeds colonize ponds, marshes, and streams. Their leaves grow partially underwater and provide shelter for many aquatic species. The Giant Bur-reed (S. Eurycarpum) can be 9 feet high and produces summer flowers which then turn into hard brown burrs.
Sep 21, 2023 · Burr medic, field sandbar, puncturevine, and yellow burr weed are a few of the most common types of burrs. These invasive plants grow best in poor soils but can be controlled with herbicides and by mowing regularly.
Jan 7, 2023 · Burr weeds are among the most annoying weeds to find in your yard. Often, you notice the burrs sticking to your clothes while working in your garden. Or even worse, you step on the sharp spiny balls while walking on your grass without your shoes on.
- www.gardenguides.com
- › Flowers
Jul 21, 2017 · Its burrs appear from July to September, with as many as 50 hooks measuring 1/5 inch or longer. Flowering plants have evolved numerous ways of ensuring that their seeds find competition-free soil and water. Their round, 2 1/2-inch burrs occur in vertical clusters, and have skin-piercing hooks.
Galium aparine, with common names including cleavers, clivers, catchweed, robin-run-the-hedge, goosegrass,and sticky willy, is an annual, herbaceous plant of the family Rubiaceae.
Mar 27, 2022 · Burrs are essentially a clingy vehicle that some plants use to spread their seed pods far and wide. To this end, burrs are covered in “hooks” that look like spikes that serve to help them attach themselves onto objects.
Bidens is a genus of flowering plants in the aster family, Asteraceae. The genus include roughly 230 species which are distributed worldwide. Despite their global distribution, the systematics and taxonomy of the genus has been described as complicated and unorganized.
A tall plant, Greater burdock has large, downy, heart-shaped leaves with wavy margins. It produces egg-shaped, thistle-like flower heads that appear in loose clusters and eventually give rise to the familiar sticky burs with their large hooks.
Apr 27, 2012 · Burr-bearing plants occur around the world. There are numerous types of burrs. The chosen hitchhiking method will depend on available wildlife, from sea birds for island-dwelling plants to hikers and livestock in more populated areas.
