West Highland Flora

Thale Cress


Arabidopsis thaliana

 

Arabidopsis thaliana

Photo © Carl Farmer
14 May 2003 Skeabost, Skye
Plant 9 cm high

Common as a street weed, much less common in natural rocky places.

Flower diameter c 2-4 mm.  Pods 10-18 mm

ID: Long thin cylindrical pods sticking out at a wide angle.  Most leaves are in basal rosette.  Stem-leaves few, unstalked but not clasping stem.  All leaves of simple elliptical shape, only shallowly toothed if at all.

Other features: Usually annual.  Plants vary greatly in size even in the same population, but generally a small insignificant plant.  Surface of base-leaves covered with pimples that each have a hair in. 

 

Arabidopsis thaliana

Photo © Carl Farmer
14 May 2003 Skeabost, Skye

  Arabidopsis thaliana

Photo © Carl Farmer
14 May 2003 Skeabost, Skye

 

Arabidopsis thaliana

Photo © Carl Farmer
14 May 2003 Skeabost, Skye
Pod in upper centre 10 mm on stalk 8 mm

 

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