A Grammatical Dictionary of Botanical Latin

quercinus,-a,-um (adj.A): of or pertaining to oaks; made of oak-wood, oaken;

- nunc in glandibus quercinis, nunc ad virgulta ramosque locis humidis projectos (etc.) haud infrequens (S&A), not infrequent sometimes on Oak acorns, somtimes on the fallen brushwood and branches in moist places.

- nunc in glandibus dejectis quercinis, sometimes on fallen oak nuts [i.e. acorns].

- rara nobis species , nec nisi loco unico ad radicem quercinam quotannis autumno favente resurgens, a species rare with us, not except in one place on the roots of an Oak every year in a favorable autumn reappearing.

- praeter ligna populnea in cavitalibus etiam ligni quercini fissilis (S&A), in addition to Populus wood, also in the cavities of splitting Oak wood.

- Var. a [alpha], sparsa subgregariaque, in foliis aridis quercinis vulgaris (S&A), the variety [alpha], scattered and somewhat colonial, common on dry Oak leaves.

- quoque ad ligna quercina, also on oaken wood [i.e. the wood of an Oak tree].

- ad truncos pútridos arborum, praesertim quercinos (Nyl.), on the rotten trunks of trees, especially of oaks.

- (fungus), in lignis siccis duris quercinis, fagineis, aliisque vulgaris, perennis (S&A), on the hard, dry Quercus, Beech and others wood, common, perennia.

- (fungi) Ad ligna arida, locis humidis dejecta, quercina vel tiliacea hinc inde, nec infrequens (S&A), here and there on dry oaken or tiliaceous woods, fallen in moist places.

- vulgaris occurrit ad ramos tiliaceos, quercinos, abietinos etc. praesertim tamen in populneis abundantissima: autumno, frequentior vere (S&A), common, it occurs on tiliaceous branches, oaken, fir, etc., especially however most abundant on Poplar: in autumn, more frequent in spring.

- in rimulis superficialibus (vix immersis) trabium palorum , lignorum quercinorum. (A&S), in the surficial little cracks (scarcely immersed) of [wooden] planks, stakes of oaken woods.

Cicerbita quercina; Aster quercifolius, with oak-like leaves; Lactucopsis quercina Sch.Bip. ex Vis.; Sphaeropsis quercina (Quercus), a fungus growing on oaks; (lichens) Baomyces quercinus, Calicium quercinum.