Kalanchoe Adans.
Engl.: kalanchoe.
Deu.: Brutblatt, Kalanchoe.
Suom.: itulehti.
Sven.: kalankoe.

Kalanchoë pinnata

Kalanchoe pinnata (Lam.) Pers.
Engl.: airplant, cathedral-bells, curtainplant.
Sven.: fjäderkalankoe.
Bot. syn.: Bryophyllum pinnatum (Lam.) Oken, Crassula pinnata L. f.

Kalanchoë serrata

Kalanchoe serrata Mannoni & Boiteau.
Bot. syn.: Bryophyllum lauzac-marchaliae V. V. Byalt.

Kalanchoë usambarensis

Kalanchoe usambarensis Engl. & Raym.-Hamet.
Engl.: kalanchoe.

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