1869 – 1916
Bibliografía (8 obras)
Weeds Used in Medicine
2003
Weeds used in medicine
1917
American medicinal flowers, fruits, and seeds
1913
American medicinal leaves and herbs
1911
American medicinal barks
1909
The cultivation and handling of goldenseal
1908
American root drugs
1907
Wild Medicinal Plants of the United States
1906
