Ornamental Trees: Extinct and Rediscovered

Ornamental trees are grown solely for their aesthetic appeal, although they may also provide other boons. While most often grown for their flowers, some deciduous trees provide a fantastic display in autumn as their leaves change colours.

 

Table 1: List of extinct and rediscovered ornamental trees.

Cultivar Name Distribution Introduced Last Record Status
Acer campestre 'Eastleigh Weeping' England (& USA?) Pre-1980 ? Extinct?
Acer campestre 'Puncticulatum' Germany & England 1893 or prior ? Extinct
Acer negundo 'Pendulum' Germany 1896 or prior ? Extinct
Acer platanoides 'Pendulum' Romania 1901 2000 Extinct
Aspidosperma quebracho-blanco 'Pendula' Argentina 1910 or prior ? Extinct
Betula pubescens 'Pendula' Germany 1903 or prior ? Extinct
Fraxinus a. angustifolia 'Pendula Vera' Germany 1903 or prior ? Extinct
"Monticello aspen" Virginia, USA pre-1790 1800's? Extinct?

 

 

Table 2: Information and sources for the ornamental trees listed above

Cultivar Name Notes Sources
Acer campestre 'Eastleigh Weeping' Discovered as a seedling at Hillier & Son nursery in Ampfield, England. One of the last specimens died at the Sir Harold Hillier Gardens, Hampshire, England. May have been exported to the USA, and hence may still survive there.

1. van Gelderen, D. M., de Jong, P. C., and Oterdoom, H. J. (1994). Maples of the World. Timber Press, Oregon.

2. Wikipedia

Acer campestre 'Puncticulatum' Also known as the Weeping speckled field maple. Developed in Germany, it was later cultivated in England. Indeed the last record of this cultivar is from the Royal Botanical Gardens, Kew in 1925.

1. Govaerts, R., Michielsen, K. and Jablonski, E. (2011). Untraced Weeping Broadleaf cultivars: an overview. Belgische Dendrologie Belge 2009: 19-30.

2. Wikipedia

Acer negundo 'Pendulum' Also known as the Weeping boxelder maple.

1. Govaerts, R., Michielsen, K. and Jablonski, E. (2011). Untraced Weeping Broadleaf cultivars: an overview. Belgische Dendrologie Belge 2009: 19-30.

2. Wikipedia

Acer platanoides 'Pendulum' Also known as the Weeping Norway maple. Discovered at Timişoara, Romania by Niemitz in 1901. The last specimen died at the Bazos Arboretum, Romania, in 2000. No records of its cultivation outside Romania seem to exist.

1. Govaerts, R., Michielsen, K. and Jablonski, E. (2011). Untraced Weeping Broadleaf cultivars: an overview. Belgische Dendrologie Belge 2009: 19-30.

2. Wikipedia

Aspidosperma quebracho-blanco 'Pendula' Also known as the Weeping white quebracho. Originally cultivated in Argentina.

1. Govaerts, R., Michielsen, K. and Jablonski, E. (2011). Untraced Weeping Broadleaf cultivars: an overview. Belgische Dendrologie Belge 2009: 19-30.

2. Wikipedia

Betula pubescens 'Pendula' Also known as the Weeping downy birch. Originally cultivated in Germany.

1. Beissner, L., Schelle, E. and Zabel, H. (1903). Handbuch der Laubgehöl-Benennung. Parey, Berlin. 625 pp.

2. Govaerts, R., Michielsen, K. and Jablonski, E. (2011). Untraced Weeping Broadleaf cultivars: an overview. Belgische Dendrologie Belge 2009: 19-30.

3. Wikipedia

Fraxinus a. angustifolia 'Pendula Vera' Also known as the True weeping narrow-leafed ash. Originally cultivated in Germany.

1. Beissner, L., Schelle, E. and Zabel, H. (1903). Handbuch der Laubgehöl-Benennung. Parey, Berlin. 625 pp.

2. Govaerts, R., Michielsen, K. and Jablonski, E. (2011). Untraced Weeping Broadleaf cultivars: an overview. Belgische Dendrologie Belge 2009: 19-30.

3. Wikipedia

"Monticello aspen" Brought from Europe in 1789. 1. Hatch, Peter J. (2004). Monticello's Mystery Plants. Twinleaf [2004]: [pagination?]. [online version has 2018 update]