A2: Allergy lab rats?
B1: Bartlett's specialty.
B8: Mid-Pacific peak.
C1: Hairy bean.
C5: Johnny from the South.
C10: Angelic city.
C13: Terminus.
D1: Hot honeymoon locale?
D13: Two birds circling the sun?
E1: $ in Saint Kitts.
E4: Olive of animation fame.
E8: Stunned.
E14: Comes between FE and FUM.
F1: Giddy-up units.
F6: La-dee-da.
F11: Sub. Detroit body of water.
G7: Xmas.
G13: Gamma ut for Xtians.
H1: Hair loss makes you suffer?
I3: Warriors.
I11: Mr. Welles.
J1: ___ tonto (it's silly).
J4: May come before oar but not boar.
J10: Received.
J14: See E14 across.
K1: Hainan language.
K6: Impassioned.
K12: Old network info svc.
L1: Tahiti, e.g.
L5: Anxiety-free empire?
M1: See B15 down.
M8: Acura mdl.
M11: Choke from.
N2: Licentious photography?
O2: Bye-bye bone loss?

A2: Swiss city.
A3: Lucas Muppet.
A4: Chatspeak for actual (not e-) life.
A5: Friend of Hotshot and Chopstick Joe.
A6: Stamp charity, briefly.
A8: SW state.
A9: NE of A8 (but not a neighbor).
A10: Strengthens through selection.
A11: Wait a mo'!
A12: Airline or support grp.
A13: 1996 EPA standards plan.
A14: Grandpa's baby.
B1: Whichsee (spoken).
B15: With M1 across, music for your aches?
C7: Squeeze (texted).
D4: Monopoly squares.
D8: Answer to "When's lunch?"
D9: "Stored" brews.
E12: Gov. prosecutor.
F3: "___ can you hear me?"
F7: ___ uncertain terms.
F13: Montaigne: "Que ___-je?"
G10: Half of a poker variant or Hawaiian city.
H1: Mental.
H4: Part of classical Latin textbook conjugation.
H5: Mr. McKellen.
H6: Another land down under (for short).
H11: Slime.
H12: The New Yorker and Granta, for example?
H15: Ambient music master.
J2: Librarian's reprimand?
J10: E. Germany, once.
K3: Hello and goodbye.
K6: Dreads guy.
K7: Cancel.
K8: Suds in Siena.
K9: Jackson 5 song: "___ There."
K13: Sentimental Traveller Lee.
L1: Heat reliever, quickly.
L5: Green action.
L11: Today in Tuscany.
L14: Author Ephron.
L15: One or more of a set.
M4: Before or after the USSR (to natives).
N7: May come before hijo but not hija.
N10: Black light (abbv).