
1) Decorative art
Found on
https://www.crosswordclues.com/clue/pteridomania

ferns
Found on
http://en.wikipedia.org/wiki/Glossary_of_manias

Pteridomania or Fern-Fever was a craze for ferns. Victorian decorative arts presented the fern motif in pottery, glass, metal, textiles, wood, printed paper, and sculpture, with ferns `appearing on everything from christening presents to gravestones and memorials`. Pteridomania, meaning Fern Madness or Fern Craze, a compound of Pteridophytes and.....
Found on
http://en.wikipedia.org/wiki/Pteridomania

passion for ferns
Found on
http://phrontistery.info/p.html

• (n.) A madness, craze, or strong fancy, for ferns.
Found on
http://thinkexist.com/dictionary/meaning/pteridomania/
Pter`i·do·ma'ni·a noun [ Greek ..., ..., a fern + English
mania .] A madness, craze, or strong fancy, for ferns. [ R.]
C. Kingsley. Found on
http://www.encyclo.co.uk/webster/P/188

pteridomania A mania or excessive enthusiasm for ferns.
Found on
http://www.wordinfo.info/words/index/info/view_unit/1780/
No exact match found.