Rhinanthus cf sintenisii 1 Partheno Dasos, Rodhopi Mountains, N Greece 180704 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus cf sintenisii 2 Partheno Dasos, Rodhopi Mountains, N Greece 180704 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus minor ssp minor 2 Skanörs Ljung Sk 130608 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus minor ssp minor 3 Skanörs Ljung Sk 130608 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus minor ssp minor 4 Vitemölla, Vitaby Sk 080603 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus minor ssp minor 5 Vitemölla, Vitaby Sk 090602 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus rumelicus 4 Mt Falakron, N Greece 180703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus rumelicus 6 Mt Falakron, N Greece 180703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 10 Botes Källmyr, Lojsta, Gotland 140830 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 11 Botes Källmyr, Lojsta, Gotland 140830 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 12 Botes Källmyr, Lojsta, Gotland 140830 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 13 Botes Källmyr, Lojsta, Gotland 140830 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 14 Botes Källmyr, Lojsta, Gotland 140830 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 15 Botes Källmyr, Lojsta, Gotland 140830 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 25 (cult) Önneröd, Kungälv, Bohuslän 180714 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 26 (cult) Önneröd, Kungälv, Bohuslän 180714 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 4 Botes, Gerum, Gotland 070804 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 5 Botes, Gerum, Gotland 070804 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 6 Botes, Gerum, Gotland 070804 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 8 Botes Källmyr, Lojsta, Gotland 140830 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus ssp osiliensis 3 Viidumäe, Saaremaa, Estonia 100717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus ssp osiliensis 4 Viidumäe, Saaremaa, Estonia 100717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus ssp osiliensis 5 Viidumäe, Saaremaa, Estonia 100717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus ssp osiliensis 6 Viidumäe, Saaremaa, Estonia 100717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus ssp osiliensis 7 Viidumäe, Saaremaa, Estonia 100717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus ssp osiliensis 8 Viidumäe, Saaremaa, Estonia 100717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus ssp serotinus 2 Höllviken Sk 100625 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus ssp serotinus 3 Höllviken Sk 120623 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus ssp serotinus 4 Höllviken Sk 120623 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus ssp serotinus 5 Höllviken Sk 120623 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus ssp serotinus 6 Höllviken Sk 120623 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus ssp serotinus 7 Höllviken Sk 120623 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus alectorolophus 1 between Lans en Vercors and Villard-de-Lans FR 150702 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus alectorolophus 2 between Lans en Vercors and Villard-de-Lans FR 150702 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus minor ssp groenlandicus Abisko Östra, Torne Lappmark 910717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus minor ssp minor 1 Möckelmossen, Resmo, Öland 780813 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus rumelicus 1 Mt Falakron, N Greece 180703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus rumelicus 2 Mt Falakron, N Greece 180703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus rumelicus 3 Mt Falakron, N Greece 180703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus rumelicus 5 Mt Falakron, N Greece 180703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 1 Botes, Gerum, Gotland 980730 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 16 Botes Källmyr, Lojsta, Gotland 140830 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 17 between Villar d'Arène and Col du Lautaret FR 150707 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 18 between Villar d'Arène and Col du Lautaret FR 150707 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 19 between Villar d'Arène and Col du Lautaret FR 150707 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 2 Botes, Gerum, Gotland 070804 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 20 between Villar d'Arène and Col du Lautaret FR 150707 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 21 (cult) Önneröd, Kungälv, Bohuslän 180714 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 22 (cult) Önneröd, Kungälv, Bohuslän 180714 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 23 (cult) Önneröd, Kungälv, Bohuslän 180714 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 24 (cult) Önneröd, Kungälv, Bohuslän 180714 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 3 Botes, Gerum, Gotland 070804 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 7 Botes Källmyr, Lojsta, Gotland 140830 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus 9 Botes Källmyr, Lojsta, Gotland 140830 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus ssp osiliensis 1 Viidumäe, Saaremaa, Estonia 100717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus ssp osiliensis 2 Viidumäe, Saaremaa, Estonia 100717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus ssp serotinus 1 Höllviken Sk 100625 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus ssp serotinus 10 Höllviken Sk 130805 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus ssp serotinus 8 Höllviken Sk 130805 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Rhinanthus serotinus ssp serotinus 9 Höllviken Sk 130805 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).