A Grammatical Dictionary of Botanical Latin

umbonatus,-a,-um (adj.A): bossed, umbonate, having a rounded, blunt elevation, projection or umbo in the middle; “round, with a projecting point in the center, like the boss or umbo of an ancient shield, as the pileus of many species of Agaricus” [=fungus] (Lindley); (fungi) “(of the pileus) provided with an ‘umbo’ or boss” (S&D); opp. umbilicatus,-a,-um (adj.A), q.v.; cf. mammillatus,-a,-um (adj.A), mammillate, having small nipple-like projections; having breast-like protuberances; cf. beaked;

- stigma vertice umbonatum v. rostratum (B&H), the stigma at the apex umbonate or rostrate [i.e. beaked].

- ovarium 4-6-loculare, stigmate crasso umbonato sessili repandi-4-6-lobo coronatum (B&H), ovary 4-6-locular, crowned with a thick, umbonate, sessile, somewhat sinuose 4-6-lobed stigma.

- drupa pomiformis, subcarnosa, apice umbonata (B&H), drupe apple-shaped, somewhat fleshy, umbonate at the apex.

- pseudobulbis confertis depressis orbicularibus medio umbonatis folium parvum caducissimum ferentibus (B&H), with pseudobulbs crowded, depressed, orbicular, bossed in the middle, bearing a small, very caducous leaf.

- seminibus atro-rubentibus hasi umbonatis, with the seeds black-red, umbonate at the base.

Suillus umbonatus Snell and Dick: with the cap convex-knobbed; Cantherellus umbonatus, a mushroom.