Zeitschrift fur Acclimatisation.

3-4

Zeitschrift fur Acclimatisation.

1-2

Tropical American plants, II / Louis O. Williams.

v.29:no.6(1961)

Tropical American plants, X / Louis O. Williams.

v.32:no.4(1968)

Tropical American plants, XI / Louis O. Williams.

v.32:no.12(1970)

Tropical American plants, VII / Louis O. Williams.

v.31:no.6(1965)

Studies in American plants, II / Dorothy N. Gibson.

v.32:no.11(1970)

Contributions to the flora of South America: Studies on Andean Compositae, II. Studies in South American plants, III.

v.27:no.2(1951)

Tropical American plants, VI / Louis O. Williams.

v.31:no.2(1964)

Tropical American plants, IX / Louis O. Williams.

v.31:no.18(1968)

Tropical American plants, V / Louis O. Williams.

v.29:no.10(1963)

Studies in American plants / Dorothy N. Gibson.

v.31:no.15(1968)

Tropical American plants, VIII / Louis O. Williams.

v.31:no.10(1967)

Tropical American plants, III / Louis O. Williams.

v.29:no.7(1962)

Tropical American Myrtaceae; notes on generic concepts and descriptions of previously unrecognized species.

v.29:no.3(1956)