1) Group centrospermae 2) Taxon 3) Taxonomic category 4) Taxonomic group 
Centrospermae is a descriptive botanical name, published in 1878 by Eichler, meaning `with the seed in the center`, referring to the free-central placentation. It was used in the Engler system and the Wettstein system) for an order of flowering plants. In its circumscription, Centrospermae corresponds fairly closely to the order Caryophyllales i.....
[n] - used in former classification systems
group Centrospermae noun used in former classification systems; approximately synonymous with order Caryophyllales