The genus is principally distinguished by the long tube of the Perianthium. The name is of Peruvian origin, Tacso, being applied to several species of this genus in Peru, and was first employed by Jussieu, to denote this group. 1. Tube of the perianth...
The British Flower Garden, (series the Second): Containing Coloured Figures ... - Seite 5
von Robert Sweet - 1833