A Grammatical Dictionary of Botanical Latin

filamentous, thread-like, composed of threads, “formed of filaments or fibers” (Jackson); “composed of threads” (Fernald 1950); (fungi) “composed of filaments; like a filament, with true fungous filaments or ‘hyphae’ (S&D): filamentosus,-a,-um (adj.A); see filiform; cf. byssaceus,-a,-um (adj.A), byssinus,-a,-um (adj.A), byssoideus,-a,-um (adj.A), byssaceous, byssoid, filamentous, cobwebby;

- tegumentum cupulam extus obducens e bysso filamentosa nigra (S&A), the covering externally spread over the cupula, from cottony to filamentous black.

- Cupula extus in aliis hirtiuscula, hirsutie in tomentum basin cingens lignoque irrepens byssino - filamentosum delicatum niveum , dein pallens , demum obliteratum (S&A), the cupule externally in some [sc. species] somewhat hirsute [i.e. roughly hairy], with the hairiness surrounding the base in a tomentum, and on wood [the tomentum] creeping in a delicate snow-white, cottony-filamentous, then growing pale, finally obliterated.

- corona petaloidea filamentoso-laciniata (DeCandolle), with the corona petaloid, filamentous-laciniate.

- corona filamentosa ante petala sita et his basi adnata (DeCandolle), the corona filamentous, situated in front of the petals and adnate at the base to these.

- stipulae squamaeformes, obtusae saepe intus basi filamentosae (sepala Godoyae simulantes) (B&H), the stipules scale-shaped, obtuse often filamentose inside at the base (resembling the sepals of Godoya).

confervaceus,-a,-um (adj.A), confervoideus,-a,-um (adj.A): confervoid, composed of loose filaments resembling the genus Conferva, alga-like, filamentous in form; “resembling confervae esp. in being made up of branching filaments – used chiefly of algae” (WIII).

filamentoideus,-a,-um (adj.A): filamentoid; (fungi) “resembling a filament or true ‘hypha,’ as the rhizoidal or dendritic elements of some of the Archimycetes, etc.” (S&D).

filarius,-a,-um (adj.A) of Crozier = filamentous (Jackson).

Fungus,-i (s.m.II) filamentosus, abl. sg. fungo filamentoso: “filament fungus, “growth form of a branched hypha without union with other hyphae” (Jackson).

Mycelium filamentosum (adj.A), abl. sg. mycelio filamentoso: filamentous mycelium, “the thread-like loose felting of hyphae” (Jackson).

Thallus,-i (s.m.II) filamentosus, abl. sg. thallo filamentoso: same as ‘fruticose thallus’ (S&D); see fruticosus,-a,-um (adj.A).

nematodes, gen.sg. nematodis (adj.B), nematoideus,-a,-um (adj.A): “filamentous, thread-like; a term applied to Confervae” [i.e. confervid algae] (Lindley); of or relating to the Nematoda, or eelworms; see -odes,-dis (adj.B).

pectinato-filamentosus,-a,-um (adj.A); with thread-like processes arranged like a comb;

- phalangibus largissime pectinato-filamentosis (F. Mueller), with the phalanges [i.e. bundles of stamens] most abundantly pectinate-filamentous.