A Grammatical Dictionary of Botanical Latin

mammillaris,-e (adj.B). mammilarius,-a,-um (adj.A): of or related to mammilla or mammillae; having mammillae, i.e. nipples or breasts; “teat-shaped. Conical, with a rounded apex” (Lindley); cf. papilliformis,-e (adj.B);

- operculo mammillari (Mueller), with the operculum mammillar.

- operculo convexo-conico mammillari (Mueller), with the operculum convex-conic, mammillar.

- (moss) operculum in Pohlia elongata, Mnio caespititio pluribusque aliis mammillare vel papilliforme, nempe convexum, tubérculo parvo instar papillae medium occupante (Bridel), the operculum in Pohlia elongata, Mnium caespititium and many other [species] mammilar or papilliform, in other words, convex with a small tubercle like a papilla occupying the middle.

- species adsunt dubiae affinitatis caulibus irregulariter oo-sulcatis mammillaribus (B&H), there are species of doubtful relationship with stems irregularly [indefinite]-sulcate, having mammillae.

Mamillaria,-ae (s.f.I), “name from mamilla, a nipple, referring to the tubercles, which are “globose or ovoid plants, covered with spine-bearing cylindrical, ovoid or conical tubercles” (Fernald 1950).