A Grammatical Dictionary of Botanical Latin

acutus,-a,-um (part.A): acute, sharp-pointed, sharpened, made pointed, pointed, “terminating in a sharp or well-defined angle” (Fernald 1950); `ending in a point of more than l0 degrees, but less than a right angle'(Whittier); sharply pointed (less than 90*); of objects affecting the senses or the body: sharp, acute, severe, keen, sharp; “(of visual perceptions) clear, well-defined; (of smell and taste) pungent, acrid, sharp; (of diseases) acute, violent; (also of dangers or crises) (Glare)

[> L. acuo,-ui,-utum 3. to make sharp or pointed, to sharpen, whet]. There is the notion here that the point is a short one, not drawn out as in acuminate; cf. acuminate; opp. obtusus,-a,-um (part.A), obtuse, blunt, rounded at the end, broadly pointed (more than 90*);

- cystidia corona apicali acuta praedita, cystidia provided with a pointed apical crown.

- stamina apice ovato-acuta (B&H), stamens in the apex ovate-acute.

- replum acutum v. alatum, funiculis dilatatis (B&H), the replum sharp or winged, with the funicle dilated.

- perianthium 4-partitum, segmentis acutis valvatis, alabastro globoso (B&H), perianth 4-parted, with the segments acute, valvate, with a globose bud.

- nuces 2-4, ad angulos acutae v.alatae, nuts 2-4, at the angles sharp or winged.

- bipennis dicitur, quod ex utraque parte habeat acutam aciem, quasi duas pennas. Pennem autem antiqui acutum dicebant [Isid. in Lewis & Short], it is called ‘bipennis’ that which may have on [each (of two) part] a sharp edge, as of two wings. However, the ancients used to call it a sharp pennis [wing].

magis (adv.) acutus,-a,-um (adj.A): more acute;

- [moss] folia perichaetialia intima subscalpelliformia undulata, magis acuta elamellosa (C. Mueller), innermost perichaetial leaves almost scalpel-shaped, undulate, more acute, lacking lamellae.