Is Rosemary outclassed as plant found in most song titles?
A step-by-step solution is:
yes
Rosemary appears in a few popular song titles such as Love Grows (Where My Rosemary Goes) and Randy Newman's Rosemary.

Rose appears in many song titles including: Kiss From a Rose, The Rose, Desert Rose, Beauty of the Rose, and I Never Promised You a Rose Garden.

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Thus, the answer is yes