Mollugo L.
Engl.: carpetweed.

Mollugo cerviana

Mollugo cerviana (L.) Ser. ex DC.
Engl.: threadstem carpetweed.
Bot. syn.: Pharnaceum cerviana L.

Mollugo hirta:

Mollugo hirta Thunb., Molluginaceae: See Glinus lotoides L.

Mollugo verticillata

Mollugo verticillata L.
Engl.: green carpetweed.
Bot. syn.: Mollugo berteriana Ser.

I have no articles for this botanical term, but there might be some for the next level down (if found).