Cerastium diffusum subsp. gussonei
Alsinanthus diffusus Alsine tetrandra Cerastium alsinoides Cerastium atrovirens Cerastium diffusum var. palaui Cerastium pentandrum subsp. tetrandrum Cerastium pumilum subsp. tetrandrum Cerastium tetrandrum Esmarchia cerastoides Cerastium diffusum var. diffusum Cerastium diffusum var. sennenii
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024