23 July 1990.
Bulgaria
Locality: Near Gramatikovo 0.5 km south of gramatikovo on road from Malko Tarnovo to Micurin in rolling hills
Coordinates: 42.0833, 27.5833
(Map it)
Elevation: 250m.
Environment description: Thin brown loam, mixed grasses on sloping oak scrub on crest of hill.