# Aggregate rays in the xylem of the dicotyledons with emphasis on the species of Nothofagus indigenous to New Zealand

> 1994 doctoral thesis by Alan R. Dickson at University of Canterbury

**Wikidata**: [Q112851165](https://www.wikidata.org/wiki/Q112851165)  
**Source**: https://4ort.xyz/entity/aggregate-rays-in-the-xylem-of-the-dicotyledons-with-emphasis-on-the-species-of-nothofagus-indigenous-to-new-zealand


## References

1. [Source](http://hdl.handle.net/10092/7225)