gesnerad
noun
ges·ner·ad
ˈgesnəˌrad
variants or gesneriad
geˈsnirēˌad 
plural -s
: a plant of the genus Gesneria or of the family Gesneriaceae
Word History
Etymology
New Latin Gesnera or Gesneria + English -ad (kind of plant)
First Known Use
1882, in the meaning defined above