a. (UN-1 7 b.)

1

1663.  Heath, Flagellum (1672), 12. Which like Weeds, sprung out of his rank and uncultivable nature.

2

1849.  Florist, 185. This interesting class of plants … a few years ago were thought uncultivable by common people.

3

1869.  Ruskin, Q. of Air, § 79. The sedges are essentially the clothing of waste, and more or less poor or uncultivable soils.

4

  Hence Uncultivability.

5

1880.  A. Gray, Struct. Bot., iii. § 1. 38. This occurs in species of Gerardia and other plants of the same family, the uncultivability of which is thereby explained.

6