Alessandro "Sandro" Pignatti (28 September 1930 – 13 June 2025) was an Italian

botanist Botany, also called plant science, is the branch of natural science and biology studying plants, especially Plant anatomy, their anatomy, Plant taxonomy, taxonomy, and Plant ecology, ecology. A botanist or plant scientist is a scientist who s ...

specialising in

pteridophyte A pteridophyte is a vascular plant (with xylem and phloem) that reproduces by means of spores. Because pteridophytes produce neither flowers nor seeds, they are sometimes referred to as " cryptogams", meaning that their means of reproduction is ...

s and

spermatophyte A seed plant or spermatophyte (; New Latin ''spermat-'' and Greek ' (phytón), plant), also known as a phanerogam (taxon Phanerogamae) or a phaenogam (taxon Phaenogamae), is any plant that produces seeds. It is a category of embryophyte (i.e. la ...

s. The Australian plant species '' Calectasia pignattiana'' was named after him. On 31 May 1991, Pignatti received an honorary doctorate from the Faculty of Mathematics and Science at

Uppsala University Uppsala University (UU) () is a public university, public research university in Uppsala, Sweden. Founded in 1477, it is the List of universities in Sweden, oldest university in Sweden and the Nordic countries still in operation. Initially fou ...

, Sweden. He was an Honorary Member of the International Association for Vegetation Science (1997). The

specific epithet In Taxonomy (biology), taxonomy, binomial nomenclature ("two-term naming system"), also called binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, both of which use Latin gramm ...

of the Western Australian plant species, '' Calectasia pignattiana'' honoured "Professors Erika and Alessandro Pignatti of Rome on the occasion of their seventieth birthdays". Pignatti died on 13 June 2025, at the age of 94.

References

1930 births 2025 deaths 20th-century Italian botanists {{Italy-botanist-stub