A Grammatical Dictionary of Botanical Latin

luteus,-a,-um (adj.A): “from Lutum, dyer’s greenweed, the source of a yellow dye” (Stearn 1996);

luteolus,-a,-um (adj.A): pale yellow, yellowish.

1. luteus,-a,-um (adj.A): luteous, of mud or clay; bemired, muddy; “made of mud or clay; full of or covered in mud; dirty, grimy; smeared or daubed (with a similar substance)” (Glare).

2. luteus,-a,-um (adj. A): luteous, “such yellow as gamboge” [q.v.] (Lindley); 'of or belonging to the yellow-weed; of the color of lutum, q.v. (1); golden-yellow, saffron-yellow, orange-yellow; the yolk of an egg; flame-colored;' deep yellow, golden-yellow, buttercup-yellow (H.C.C.5). in general deeper than flavus and not verging to red as croceus; the name from lutum, weld, q.v., dyer's rocket (Reseda luteola) [> L. luteus,-a,-um (adj.A) “yellow (esp. bright, reddish- or orange-yellow” (Glare)]; see gamboge;

(in fungi) “dull egg-yellow; no equivalent of S I, 22 in Ridgway -- nearest to a dull shade of Cadmium Yellow (P1. III) and nearest to Deep-Chrome (MP 9 L 7)” (S&D); see Gamboge.

- luteus chromaticus, chrome yellow (H.C.C. 60.5);

- luteus ranunculinus, butter-cup yellow (H.C.C. 5) (? Stearn, 1983).

- corolla alba, luteo et colore lilacino suffusa, corolla white, tinged yellow and lilac color.

- [fungi] cinnamomea plerumque: colore tamen etiam variat luteo, flavo, imo ochroleuco, quo insignem semel in trunco abiegno invenimus caespitem. Aprili (S&A), usually cinnamom (colored): however it also varies with the color a deep yellow, paler yellow, even ochre-white [i.e. yellowish-white], by which once we found a remarkable clump on a fir trunk. In April.

- [moss] archegonia longissima intense brunnea angustissima paraphysibus longis filiformibus luteis cincta (C. Muell.), the archegonia very long, intensely brown, very narrow, girdled with long, filiform, yellow paraphyses.

- [Diatom; algae; Schizonema tenue] filis vage ramosis arachnoideis, cymbellis ellipticis luteis ad utrumque apicem globo hyalino instructis (Agardh), with the filaments irregularly branched, arachnoid [i.e. cob-webbed], with the cymbellae elliptic, yellow provided on each apex with a hyaline globe.

luteo-fuscus,-a,-um (adj.A): (in fungi) “blackish-yellow” (S&D).

Peltandra luteospadix Fern. (with yellow spadix).