A Grammatical Dictionary of Botanical Latin

fornicatus,-a,-um (adj.A): arched, provided with small arched scale-like appendages in the corolla-tube, lit. 'vaulted, i.e. an arched structure, a space covered by an arched structure [especially underground]; having an arched roof;' “provided with scale-like appendages in the corolla-tube, as in Myosotis” (Fernald 1950); (in fungi) “arched; (of Geastrum), having the fibrous and fleshy layers of the fruit body becoming arched over the cup-like mycelial layer” (Ainsworth & Bisby); (in fungi) “arched; vaulted; (of species of Geastrum) with the fibrous and fleshy layers splitting from and becoming arched over the mycelial layer, which separates and remains as a cup in the ground” (S&D) [> L. fornix,-icis (s.m.III), an arch or vault];

NOTE: an arch is an upwardly curved, symmetrical structure spanning an opening; a vault is a roof or other apical structure in the form of an arch.

- Recept. paleaceum, Paleae apice fornicatae, flosculos includentes, dorso carinatae (Swartz), the receptacle bearing paleae. The paleae at the apex vaulted over, enclosing the florets, keeled on the back.

- [Mitrephora] pétala 6, biseriatim valvata, lamina fornicata (B&H), petals six, valved in two rows, with the blade fornicate.

- sepala 5, distincta, apice saepe fornicata v. mucronata (B&H), the sepals 5, separated, often fornicate or mucronate at the apex.

- [Ruta] petala 4-5, limbo fornicato saepe dentato v. ciliato, imbricata. (B&H), the petals 4-5, the petals 4-5, with the limb fornicate, often dentate or ciliate, imbricate.

- filamentis medio v. infra medium dilatatis saepe fornicato-concavis apice subulatis ;(B&H), with the filaments dilated in the middle or below the middle often fornicate [i.e. arched-]-concave, subulate at the apex.

- [Pelecynthis]. Carina subfornicata, late et oblique truncata v. emarginata (B&H), the keel somewhat arched, broadly and obliquely truncate or emarginate.

- carina incurva v. fornicata, obtusa (B&H), the keel incurved or fornicate [vaulted].

- sepalum posticum fornicatum, lateralia patentia (B&H), the sepal postically arched, the lateral ones spreading.

- labellum concavum, fornicatum v. subsaccatum, oolumnam amplectens (B&H), the labellum concave, arched or subsaccate, embracing the column.

- [Geastrum] volva 5 — 8-fida, fornicata, reflexa, laxa (S&A), volva 5-8-fid, fornicate, reflexed, lax.

- pileus margine inflexus; lamellae valde fornicatae, latiusculae (S&A), the pileus inflexed at the margine, the lamellae strongly arched, somewhat wide.

NOTE: Bentham and Hooker seem to use the word ‘fornicate’ to mean ‘arched.’

NOTE: the reference may also be to a ‘vaulted’ structure; cf. galeatus,-a,-um (part.A): galeate, provided with a helmet or galea; (in mosses) “hollow and vaulted; like a helmet; e.g. the lobule in certain species of Frullania” (Magill 1990)