Biden Pilosa Characteristics

Pilosahas been traditionally used in foods and medicines without obvious adverse effects.

Biden pilosa characteristics. The plant is gathered from the wild for local use as a food and medicine. Bidens pilosa is an aggressive weed that grows forming dense stands that outcompete and displace crop and native vegetation. Easily recognizable by the sharp aggravating seed pods that embed themselves into hair and clothing bidens pilosa is used in both traditional chinese medicine and western herbalism as well as in folk medical traditions around the world. Capitula with 5 8 ray flowers with well developed rays 5 16 mm long and involucral bracts numbering mostly 12 vs.

There are 230 to 240 known bidensspecies. It is easily recognised by the elongated fruits that bear hooked bristles burrs that embed themselves in peoples clothing as they brush past the stems. Bidens pilosa is an annual species of herbaceous flowering plant in the daisy family asteraceae. Its many common names include black jack beggarticks cobblers pegs and spanish needle but most commonly referred to as farmers friends.

Bidens pilosa is an annual herb with an erect habit to 15 m in height stanley and ross 1983 1989. Under favourable conditions b. Pilosa with capitula without ray flowers or with short rays up to 3 mm and involucral bracts numbering 7 10. Among them bidens pilosais a representative perennial herb globally distributed across temperate and tropical regions.

On extreme dry land such as along cracks of concrete river banks on flooded land and even in ditches. Other characteristics such as competitiveness including damage to crops were observed in the area of invasion in northern thailand. Each plant can produce about 41000 seeds a year. Bidens pilosa has outer involucral bracts a whorl or several whorls of modified leaves surrounding a flower or an infloresence that are linear or lanceolate and are finely hairy on the margins edges.

Find read and cite all the research. Commonly known as spanish needle or beggars ticks bidens pilosa is a common crop weed and wasteland plant widespread on every continent except antarctica. It is native to the americas but is widely distributed as an introduced species in other regions worldwide. The outer involucral bracts are shorter than the inner involucral bracts.

Bidens pilosa is an annual plant producing an erect much branched stem up to 100cm tall though the plant can often flower seed and then die when much smaller. It was found that the plant can survive in various habitats.