Li, B., Chen, S., Li, Y., Wang, D.-X., & Du, W. (2016).

Koenigia hedbergii (Polygonaceae: Persicarieae), a distinct new species from Shennongjia National Nature Reserve, Central China

. Phytotaxa, 272(2), 115–124. https://doi.org/10.11646/phytotaxa.272.2.2