Across
1 Assign new tasks to dyer, Pole, at work (8)
5 A model island, in the existing circumstances (2,2,2)
9 Woodland plant’s unusual name, distinct from all others (7)
10 Country hotels, new and old (7)
11 Item of furniture in friendly professor’s office (4,5)
12 Sing version with new opening (5)
13 Show good girls old harmonica (7,7)
17 According to the circumstances at sea, became shy, or otherwise (2,3,4,3,2)
19 Friend wearing very largegems (5)
22 This person can’t sleep - I can son, I’m drunk! (9)
23 Impress English party (7)
24 Old boy’s remedy, not easily understood (7)
25 Bark and fight close to doghouse (6)
26 Wise having been involved with best places to visit online (8)
Down
1 Lecturer from Linacre, a dermatologist (6)
2 Slip into clubs, perhaps, in formal gear (5,4)
3 Ban professional writer (9)
4 How a week passes without planning ahead? (3,3,2,1,4)
6 Impertinent, fool entering empty study (5)
7 Carried child, daughter, following onset of exhaustion (5)
8 Very clean, showing no sign of acne? (8)
10 Tarzan in story old Greek translated (4,9)
14 Scaremongers unfortunately describing end of horror film (9)
15 Nickname: bore quits, upset (9)
16 Aristocrat - save one on steamship (8)
18 Admission made by expert touring about with small son (6)
20 Foreman blowing top in rage (5)
21 Rascal has most of large prawns (5)