|Grid reference||ST 17586 77445|
|Common name||Hybrid cockspur thorn|
|Alternative name||Crataegus x carrierei|
|Height||4.5M October 2016|
|Girth||41cm @ 0.4M October 2016|
This tree is located at the north end of the Hawthorn group, close to the canal path. The leaves are about 10cm long with the bottom ⅓ untoothed. Thorns were sparce and about 3cm long.
The following table gives the approximate physical measurements of examined haws together with the number of pips found within them.
|Diameter mm||Length mm||No. of pips|
Measurements were taken in late October 2017.
General tree description
Crataegus x lavallei 'Carrierei' is thought to be a hybrid of the Cockspur thorn C. crus-galli and the semi-evergreen C. stipulacea / C. mexicana. It may grow up to to 12 metres tall, with a dense, level shape. Its bark is grey and scaly, and there are few thorns. It has glossy green leaves up to 10cm long, with the lowest third untoothed. The flowers are white, 2.5cm across, on woolly stalks, appearing in early summer. The fruits are 18mm orange-red or dull scarlet haws, lasting through winter. The leaves remain almost evergreen until they drop in early winter.