acumen

"I am going to ask you a question that does not require much legal acumen to answer," said Lord Meersbrook to his attorney, when he called the next day in Lincoln's Inn;...

11. S. boyacense. Resembles S. Rybinii from which it is distinguished by the greater dissection of the leaves, the longer calyx acumens, smaller anthers and coloured corolla.

The rostrum is the anterior extension of the carapace between the eyes. It ends in a more or less acute tip, or acumen, and may have a lateral spine on each side or bear a longitudinal keel (carina) on the dorsal surface.