Done most of it but totally stuck on
11a Amphibian (English), part of a flower and introduction to taxonomy in set of books (3,9)
-e-/t---a-e--
Something "terrapine"?...
I think I have made some mistakes in this one! trying to watch World Cup at the same time.
19d What, ultimately, larger ovens may give you? (6)
23a Fellow with a stein'soddly ignored bread (8)...
15a Philosopher twice failing to finish piece of toast and apple (6) 17d Wines what you need when making meringues (6) Whites? 16d Starters of savoury Asian specialities horseradish involved mixed...
9a goes quickly:beers found here 7 B------ 8d model's partner gathered nuts to do what's necessary 4,3,5 19a a Catholic demanding act of praise (10) -c--l---i-- Like wise I can't understand why some...