A Grammatical Dictionary of Botanical Latin

fastigiatus,-a,-um (adj.A): fastigiate, “when all the parts are nearly parallel, with each pointing upwards to the sky, as the branches of the Lombardy Poplar” (Lindley); “1. parallel, clustered and erect, as the branches of Populus fastigiata, L.; 2. frequently used as if it meant the same as fasciate” (Jackson); “(branches) erect and near together” (Fernald 1950); fastigiate, with branches clustered, parallel and erect, and tending to be of more or less equal length or height, giving a narrow elongated habit, as in some species of Sphagnum; "also, erect and nearly columnar in shape, because of nearly parallel branching (as in some species of Sphagnum with erect-ascending branches) (Crum & Anderson 1981); (in fungi) having parallel, massed, upright branches” (Ainsworth & Bisby) [> L. fastigium,-i (s.n.II), a slope, a gable]; see pyramidalis,-e (adj.B), pyramidatus,-a,-um (adj.A).

Fastigiate, tapering to a narrow point, like a pyramid (Paxton); fastigiately-branched, the branches becoming gradually shorter from the base to the apex (Paxton); see fastigiatus,-a,-um (adj.A).

- cymae fastigiatae, longe pedunculated, pauciflorae 3-chotomae (B&H), the cymes fastigiate, long pedunculaled, few-flowered, 3-times cut.

- folia alterna, exstipulata, imparipinnata, versus apices ramulorum fastigiata (B&H), leaves alternate, lacking stipules, unequally-pinnate, toward the apices of the branchlets fastigiate.

- ramis fastigiatis v. subverticillatis, (B&H), with the branches fastigiate or somewhat verticillate.

- suffrutex, ramis filiformibus erectis fastigiatis (B&H), a subshrub, with the branches filiform, erect, fastigiate.

- suffrutices Epacridei, ramosissimi, ramis fastigiatis (B&H), Epacrideous subshrubs, very branched, with the branches fastigiate.

- suffrutex Epacrideus, ramis erectis subverticillatis v. fastigiatis (B&H), Epacrideous subshrub, with branches erect, somewhat verticillate or fastigiate.

- [fungi] pileus papilla una vel altera fastigiatus (S&A), the pileus with one papilla or the second fastigiate.

- [algae] fila cellulas rotundatas magnas (an potius lacunas) minoribus repletas circumdantia, versus superficiem ut plerumque fastigiata, et stratum externum formantia (Agardh), the filamens surround large, rounded cells (or rather lacunae) filled with smaller ones, so that usually they are fastigiate [i.e. having parallel, massed, upright branches] toward the surface and form an outer layer.

- [Phascum crispum; moss] Phascum apice fastigiato-ramosum (C. Muell.), at the apex fastigiate-branched.

- [Leucophanes; moss] rami fastigiati apice subfasciculatim innovantes (C Muell.), the branches fastigiate innovating at the apex in a somewhat fasciculate way.

- [Bryum microcarpum; moss] folia superiora in comam fastigiatam conferta (C. Muell.) the upper leaves crowded into a fastigiate coma.

NOTE: "Not to be confused with fastigatus, (part.A), high, exalted" (Stearn); see fascicle.

Fastigiate cortex “(of lichens), made up of parallel hyphae at right angles to the axis of the thallus; cf. fibrous cortex” (Ainsworth & Bisby); cortex fastigiatus (adj.A), abl. sg. cortice fastigiato; cf. intricate cortex.

Weisia fastigiata; Splachnum fastigiatum