Quick crossword No 390

Hello emaherself! Thankyou for this (gorgeous picture as well - I love irises). I liked 1a, 12a, 14a especially because it's clean and concise, 19 when I finally tumbled to it, plus 6d and 16d. Couple more comments to come in a reply, in case of visible spoilers...

Thanks emaherself, good fun. My overall favourite, as for Gumboot, was 19a and other faves were 20a, 2d (I thought the synonym used was tough but fair!), 4d, 11d. Spoilers …