Alloplectus Mart.
Engl.: alloplectus.

Alloplectus capitatus:

Alloplectus capitatus Hook., Gesneriaceae: See Corytoplectus capitatus (Hook.) Wiehler.

Alloplectus cristatus

Alloplectus cristatus (L.) Mart.
Bot. syn.: Besleria cristata L.

Alloplectus cristatus (Griseb. Fawe., Gesneriaceae: See Columnea grisebachiana Kuntze.

Alloplectus nummularia:

Alloplectus nummularia (Hanst.) Wiehler, Gesneriaceae: See Neomortonia nummularia (Hanst.) Wiehler.

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