Vascular – Exotic
Trees & Shrubs - Dicotyledons
The National Vegetation Survey (NVS) Databank is a physical archive and electronic databank containing records of over 94,000 vegetation survey plots - including data from over 19,000 permanent plots. NVS maintains a standard set of species code abbreviations that correspond to standard scientific plant names from the Ngä Tipu o Aotearoa - New Zealand Plants database.
Terrestrial. riverflats, forest, scrub and waste places.
Large tree to about 30 m. Leaves alternate, with 9-13 leaflets on petioles to about 8 cm long. Leaflets to about 10 x 3.5 cm, lanceolate with serrate margins. The flowers are very small and purple, lack petals, and appear before the leaves with male and female flowers on separate trees. The single-winged seeds hang in dense clusters from the branches.
Several species of Ash are cultivated in New Zealand. F. excelsior can be separated by the large number of leaflets, and green mid-veins.
Many seeds are produced but wild plants are rare. Seed viability unknown. Dispersed by wind and people.
Europe, W. Asia, N.Africa
Reason for introduction
fraxinus: From the Latin name for ash, possibly derived from the Greek phrasso ‘to fence’, the timber being very useful for fence making.