Related Clues:

• I'm gayer due to mental pictures
• Reflective, perhaps, in no literal sense
• That's descriptive, in a manner of speaking, of how I am a grey mixture
• How I claim to be a grey sort of twist in a figurative manner
• That's enough to make the mire gay in figurative fashion
• Evocative writing, say
• Mental pictures - I am grey (anag)
• Poetic technique
• Vividly descriptive language
• I'm gayer (anag)
• Visualisation of shimmering mirage at the end of the valley
• Vivid language
• Single line about learned man's illustrative effects
• I am one getting older and unknown paintings
• Picture railway in poetic description