Oldenlandia uniflora (Hedyotis u.) clustered mille graines Rubiaceae HEUN; R (DeCandido 2001);

  

Oldenlandia uniflora.© Copyright Bobby Hattaway 2011 · 5.discoverlife.org

Oldenlandia uniflora.© Copyright Bobby Hattaway 2011 · 5.discoverlife.org (Accessed 2/2015).

Oldenlandia uniflora is an annual herb, stems 10-50 cm long, erect to spreading, usually hairy, sparsely branched. 

Leaves opposite, stalkless, lance-shaped, 1-2.5 cm long, margins white-hairy. 

Flowers white, radially symmetrical, tubular, 0.2 cm wide, petal lobes 4, shorted than sepals; inflorescence of dense clusters, all flowers with same style length (homostylous); blooms and fruits July-Oct. 

Fruit dry, densely white-hairy, below persistent sepals, seeds numerous. 

Wetland status: FACW. 

Frequency in NYC: Very infrequent. 

Origin: Native. 

Habitat: Wet open sand or soil. A coastal plain plant.