Cryptic crossword - The Scotsman 16/06/15

ACROSS

1 Plant with fancy leaves, for example, brought back as security (7)

5 Extra note surrounding ear with devices to prevent hearing (5)

11 Astray towards the house (2,3,6,4)

12 English river sounds gentle torment (4)

13 I am as travelled as an African tribe (5)

14 Notion of 9 pounds and shillings going missing (4)

17 Kitchen appliance using grid fashioned in iron (6)

18 Gaelic health is lent a certain direction (7)

20 Birds come ages after animal (7)

22 I’ve got plenty happening with skin cream (6)

24 Crazy fruit (4)

25 Is barbarous Asian invader an inhabitant of Chinese province? (5)

26 Resound with return of old not-and-cold energy system (4)

29 Nice male prisoner’s prepared for eg murdering wife’s lover (5,10)

30 Drinks are taken around ten in American state (5)

31 Ugly don is worryingly irreligious (7)

DOWN

2 Optimistically a member of the more intelligent team (2,3,6,4)

3 Precious feminist weeping buckets (4)

4 Scholar leaves behind social class to male imperceptible changes (7)

6 Left single and solitary (4)

7 First-class marriage can begin at one-fifty on English waterway (5,5,5)

8 Fights on horseback and, having beheaded, forces out of position (5)

9 Principles of good prices for phone, pad etc? (6)

10 Bundles of hay shepherd initially lifts with great effort (7)

15 Knock back a soft drink about one and say goodbye (5)

16 and 28 Political symbol on celebration cake taken by Leader of Opposition (5,4)

19 Trip with a lot of pain caused by green vegetable (7)

21 South African puts up eastern shrines (6)

22 Lions’ Al embroiled in affair (7)

23 Might old copper be mixed up in this? (5)

27 She had a raw deal from a swan (4)

28 See 16