West Highland Flora

Aspen


Populus tremula

 

Populus tremula

Photo Carl Farmer
27 May 2004 Lealt, Skye

Occasional in open woodland, beside rivers and burns, on sea cliffs, and in rocky areas on hill slopes.

Tree to c 20 m tall.  Leaf-blade c 3-5 cm long and across, on stalk also c 3-5 cm long.  (Leaves are larger on sucker shoots)

ID: Leaf-stalk flattened causing leaves to tremble in breeze.

Other features: Leaves have wavy edges with about 8-10 teeth on each side.  Catkins are very hairy but are not usually formed this far north.  Instead the tree spreads by suckers.

 

Populus tremula

Photo Carl Farmer
13 Sep 2002 Dunvegan, Skye

 

Populus tremula

Photo Carl Farmer
22 Jun 2004 Oskaig, Raasay

Bark is covered with these diamond-shaped scars

 

  Populus tremula

Photo Carl Farmer
22 Jun 2004 Oskaig, Raasay
Blade of top leaf c 2.6 cm long

Young sucker, commonly found around base of established trees

 

Populus tremula

Photo Carl Farmer
30 Oct 2004 Scorrybreac, Skye

  Populus tremula

Photo Carl Farmer
30 Oct 2004 Scorrybreac, Skye

Leaves turn bright yellow in autumn


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