Tilia americana 2 Copenhagen Bot Garden 140625 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 11 Osby Sk 150716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 12 Osby Sk 150716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 13 Osby Sk 150716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 14 Osby Sk 150716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 15 Osby Sk 150716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 16 Osby Sk 150716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 17 Osby Sk 150716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 18 Höllviken Sk 150718 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 19 Höllviken Sk 150718 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 2 Höllviken Sk 131006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 20 Höllviken Sk 150718 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 5 Höllviken Sk 131006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 7 Höllviken Sk 131006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 8 Höllviken Sk 131006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia platyphylla 1 Sydkoster, Bohuslän 900701 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia platyphylla 10 near Chamrousse FR 150703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia platyphylla 11 near Chamrousse FR 150703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia platyphylla 3 Sydkoster, Bohuslän 900701 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia platyphylla 4 Sydkoster, Bohuslän 900701 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia platyphylla 6 near Chamrousse FR 150703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia platyphylla 7 near Chamrousse FR 150703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia platyphylla 8 near Chamrousse FR 150703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia platyphylla 9 near Chamrousse FR 150703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia tomentosa 1 Copenhagen Bot Garden 160713 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia tomentosa 2 Copenhagen Bot Garden 160713 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia tomentosa 3 Copenhagen Bot Garden 160713 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia x euchlora Sveaborg FI 120804 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia americana 1 Copenhagen Bot Garden 140625 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 1 Sydkoster, Bohuslän 900702 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 10 Osby Sk 150716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 3 Höllviken Sk 131006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 4 Höllviken Sk 131006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia cordata 6 Höllviken Sk 131006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia platyphylla 2 Sydkoster, Bohuslän 900701 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia platyphylla 5 Sydkoster, Bohuslän 900701 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Tilia tomentosa 4 (cult) Psarades near Lake Mikri Prespa, N Greece 180629 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).