There’s a pun in the clue.
Romaine? (Lettuce?)
Correct. You’re up Biotop.
Location of Mount Everest plane crash. (5)
Nepal (plane)
++++++
Pony trips up on the main loop (8)
PALOMINO (anagram)
Allegedly, 60 seconds are what it took for the half-bull.
Minotaur (“minute” + half of Taurus)?
I am thinking “minute + are” but I think you got it Oly.
(minute + are) homophone, so Oly wins.
Oppidan headgear does not fit to a T (5)
URBAN (turban minus the t)
+++++
Group heard no longer here (6)
BANNED (band soundalike)
Hear that? Short Edward, a bull, is scrounging for something to eat. (6)
EDIBLE (homophone for Ed, a Bull)
+++++
Uncle Murray likes to move it, move it. (5)
LEMUR (from Uncle Murray - in the film Madagascar the lemurs danced to that song)
+++++
Lost city function is bearlike (6)
Ursine (Ur + sine)
+++++
Screamer is no night before silly acting ringer (4,8)
URSINE (Ur + sine)
Despite the tumult, I retain the direction I meant to go all along. (7)
I posted after you, but my post is posted before yours. Cryptic indeed.
NEVE CAMPBELL (n + eve + camp + bell)
INERTIA (anagram of “I retain”)
+++++
This isn’t a normal cryptic clue, but ties in with the above:
Democrat president '65 to '69, during controversial war that still has repercussions today (6, 7)
Who is Lyndon Johnson?
Correct, but my intention was for “Andrew Johnson” to also work, thus overlapping with “inertia”. Anyway, you can play off my Johnson.