The unclued Across lights are of a kind, as are the associated Down ones.

Across

1 Friendship revealed by American Dream endlessly renewed (11)
7/40 Chubby girl’s crime? (6)
13 Harem guards regularly return fuchsias, as if gone astray (7)
15 Banker in Berlin spending a lot? (5)
16 Strips off for spa treatments (5)
18 Cove finding home to rent (5)
22 Old boat in Cambridge — one with a prickly pear (7)
27 Bloater cooked for Melbourne’s university (7, two words)
29 Skipper Joe’s ancestry (5)
30 Sets up small 12 in French art (6)
32 Lazar-house discharges tense old scout (5)
34 Impassioned male getting date wrong (6)
36 ITV’s...