George Alfred Yatskievych

Steyermark's Flora of Missouri, Volume 3

2013

Steyermark's Flora of Missouri, Volume 2

2006

Steyermark's Flora of Missouri, Volume 1

1999

A family index to The illustra

A family index to The illustrated flora of Illinois

1998

Catalogue of the flora of Miss

Catalogue of the flora of Missouri

1990