Serotinous

• (a.) Appearing or blossoming later in the season than is customary with allied species.
Found on http://thinkexist.com/dictionary/meaning/serotinous/

Serotinous

Se·rot'i·nous adjective [ Latin serotinus , from serus late.] (Biol.) Appearing or blossoming later in the season than is customary with allied species.
Found on http://www.encyclo.co.uk/webster/S/73

serotinous

flowering late
Found on http://phrontistery.info/s.html
No exact match found