[Taxacom] Total estimated herbarium specimens around the world

[Leopoldo Medina]

Dear all,

I am looking for a bibliographic reference for the estimated 270 million 
specimens hosted in herbaria around the world.

Thank you very much in advance!

 From home,

Leopoldo

-- 
Leopoldo Medina, PhD
Conservador de Plantas vasculares
Vascular Plants Manager Collection
Herbario MA / MA Herbarium / CITES ES001
Real Jardín Botánico, CSIC
Plaza de Murillo 2
28014 Madrid
(SPAIN)