3 adjectives to describe indefinite

What support these examples give to this grammarian's new notion of "the objective indefinite" or to his still later seizure of Greene's doctrine of "the predicate-nominative" the learned reader may judge.

The second view suggested, in which the anthera in Cycadeae is considered as producing on its surface an indefinite number of pollen masses, each enclosed in its proper membrane, would derive its only support from a few remote analogies: as from those antherae, whose loculi are sub-divided into a definite, or more rarely an indefinite, number of cells, and especially from the structure of the stamina of Viscum album.

My exact plan of operations was necessarily a little indefinite, but on reaching Rio de Janeiro the minister of foreign affairs, Mr. Lauro Muller, who had been kind enough to take great personal interest in my trip, informed me that he had arranged that on the headwaters of the Paraguay, at the town of Caceres, I would be met by a Brazilian Army colonel, himself chiefly Indian by blood, Colonel Rondon.

3 adjectives to describe  indefinite