Aralia cordata 2 Bergianska 060830 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia cordata 3 Bergianska 060830 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia elata 2 Lund Bot Garden 090708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia elata 3 Lund Bot Garden 090708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia elata 4 Lund Bot Garden 121016 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia elata 5 Lund Bot Garden 121016 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia elata 6 Lund Bot Garden 121016 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia elata 8 Lund Bot Garden 121016 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia elata 9 Lund Bot Garden 121016 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia excelsa Cerro de la Muerte, Costa Rica 231211 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia ginseng 1 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia ginseng 2 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia ginseng 3 Lund Bot Garden 120908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia ginseng 4 Lund Bot Garden 080926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia japonica Napa Hai, Yunnan 110709 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia nudicaulis 1 Storrs, Connecticut 900602 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia nudicaulis 3 Storrs, Connecticut 900602 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia nudicaulis 4 Storrs, Connecticut 900602 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia trifolia 1 Storrs, Connecticut 900512 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia trifolia 3 Storrs, Connecticut 900512 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia wilsonii 1 Napa Hai, Yunnan 110709 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia californica Bergianska 050922 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia cf mandshurica Bergianska 050922 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia cordata 1 Bergianska 060830 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia elata 1 Lund Bot Garden 090708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia elata 10 Lund Bot Garden 121016 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia elata 7 Lund Bot Garden 121016 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia nudicaulis 2 Storrs, Connecticut 900602 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia trifolia 2 Storrs, Connecticut 900512 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Aralia wilsonii 2 Napa Hai, Yunnan 110709 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).