Fagopyrum esculentum buckwheat Polygonaceae FAES*; Q (DeCandido 2001); 

 

Fagopyrum esculentum.David G. Smith.delawarewildflowers.org

Fagopyrum esculentum.David G. Smith.delawarewildflowers.org. (Accessed 4/2014).

Fagopyrum esculentum is an annual herb. 20-60 cm tall, stems finely hairy in lines, sheath oblique, truncate; Stipule (ocrea) membranous sleeve-like around stem above leaf stalk (Flora of North America 1993+). 

Leaves alternate, broadly triangular-arrow-shaped, lower leaves long-stalked. 

Flowers white to pink, 0.2-0.3 cm, 5 petals, 8 stamens, yellow, nectar-bearing glands between stamens, flowers presumably insect pollinated; inflorescence of dense compact clusters at top of plant. 

Fruit dry, 1-seeded achene 0.5-0.7 cm long, smooth, shiny, 3-angled; blooms June-Sept. 

Wetland status: UPL 

Frequency in NYC: Very infrequent. 

Origin: Eurasia. 

Habitat: Open areas, escaped from cultivation. Not persistent.