A Grammatical Dictionary of Botanical Latin

Setula,-ae (s.f.I), abl.sg. setula: a small seta or bristle; “the stipe of certain Fungals” (Lindley); a sort of cystidium, q.v.; “a thick-walled, more or less skittle-shaped, brown-colored unit which terminates a tramal cystidium in certain Hymenomycetes; a setaceous tramal cystidium (Lohwag, 1929, 1932); the internal cystidium of Arnaud; formerly used for a small stipe” (S&D;

- herba annua, perpusilla, setulis bipartitis appressis hispidula (B&H), annual herb, very small, hispid with two-parted appressed small bristles.

- setulae intra squamas prope carinam (Swartz), with the setulae [i.e. small bristles] among the scales along the keel.

- mericarpiis undique copia setularum ciliatarum dense tomentoso-hispidis. (F. Mueller), with the mericarps all over densely tomentose-hispidous with an abundance of ciliate small bristles.

- folia pinnata, petiolo communi in setulam v. cirrhum desinente, foliolis 1-3-jugis (B&H), the leaves pinnate, with the shared petiole ending in a setula [i.e. small seta] or tendril.

- herbae pleraeque annuae, nunquam setulis bipartitis appressis canae (B&H), herbs, very many of them annual, never gray with appressed, bipartite little bristles.

- [Ceriops] petala 5-6, basi disci carnosi 10-12-lobi inserta, emarginata, lobis setulis clavatis appendiculatis (B&H), petals 5-6, inserted at the base of the 10-12-lobed disc, notched, with the lobes appendaged with clavate setulae.

- [fungi] cavendum in hac, ne ostiola cum setulis foiiorum nervos obsidentibus, primo obtutu subsimilibus, confundantur (S&A), to be careful in this, lest the ostioles be confused with the setulae [i.e. small bristles] besetting the nerves of the leaves, which are nearly similar at first sight.

- [Sphaeria setacea: fungi] at porro varia folia sicca (querna, faginea, betulina etc) setularum visum fugientium , bulbillo tecto (an sphaerulae?) innatarum gregibus saepenumero horrent (S&A), and furthermore, on many occasions various (oaken, beechen, birchen, etc.) dry leaves bristling with groups of setulae seen as disappearing [i.e. ephemeral] [adherent to [i.e. at the apex of] a hidden [i.e. covered] bulbil (perhaps a sphaerula?).

Xeromphalina setulipes [fungus], a species distinguished by characteristic cystidia, the epithet is said to derive from setula + pes, ‘foot,’ “in reference to the bristly hairs that cover the stem.”