Lallemantia lion’s heart

Dichotomous table for leafminers

1a gallery from start to end => 2

1b mine eventually a blotch => 3

2a gallery pinnately branched, main and side branches on top of midrib and side veins: Liriomyza strigata

2b corridor little branched, not pinnate, not determined by the leaf venation: Liriomyza bryoniae

3a transition from corridor to blotch gradual: Liriomyza xanthocera

3b transition abrupt => 4

4a frass (in fresh mines!) in the corridor section as a broad, green, central band; larva: lowest of the three papillae of the rear spiraculum enlarged and hook-like: Amauromyza labiatarum

4b frass here as two rows of black grains; larva: the three papillae of the rear spiraculum almost equal in size and shape: Amauromyza lamii

Tables for all parasites per species

mod 9.x.2017