Fifteensquared

I found this quite easy, solving time, 14 mins.

* = anagram < = reversed

ACROSS

1 M (ODIC) UM odic = of poetry

5 A MAL(e) G AM

9 TOTE M

10 DASH BOARD

11 TAR (PAULI) N

12 SUM O

14 TAM O SHANTER (a monster hat)*

18 MA (I SON NET) TE

21 LOPE Hidden

22 URSA MINOR (Mars in our)*

24 RESER (PI) NE pi = very good in (serener)*

25 LAG (O) S

26 iDEa RANGE

27 KIND RED

DOWN

1 MO TETS (Stet OM)<

2 DOT A RD

3 CO (M)P ACTION

4 MIDDLEMAN Man is in the middle of ‘Romania’

5 (p)ARSON

6 ALBS cf labs

7 GR (AD U) ATE

8 ME (D (I) OC) RE cod<

13 WATERMELON (a new Merlot)*

15 SO TO S PEAK (SOT OS)<

16 I (MP LORE) D

17 DIS POSER Sid<

19 O NAG(g)ER

20 ERAS ED

22 UNIT E E fifth letter in alphabet

23 WREN (CH)