Webster’s Revised Unabridged Dictionary · 1913
Sallow
Sal′low (săl′lō), n. [OE. salwe, AS. sealh; akin to OHG. salaha, G. salweide, Icel. selja, L. salix, Ir. sail, saileach, Gael. seileach, W. helyg, Gr. ἑλίκη.] 1. The willow; willow twigs. [Poetic] Tennyson.
And bend the pliant sallow to a shield. Fawkes.
The sallow knows the basketmaker's thumb. Emerson.
2. (Bot.) A name given to certain species of willow, especially those which do not have flexible shoots, as Salix caprea, S. cinerea, etc.
Sallow thorn (Bot.), a European thorny shrub (Hippophae rhamnoides) much like an Elæagnus. The yellow berries are sometimes used for making jelly, and the plant affords a yellow dye.
Sal′low, a. [Compar. Sallower; superl. Sallowest.] [AS. salu; akin to D. zaluw, OHG. salo, Icel. sölr yellow.] Having a yellowish color; of a pale, sickly color, tinged with yellow; as, a sallow skin. Shak.
Sal′low, v. t. To tinge with sallowness. [Poetic]
July breathes hot, sallows the crispy fields. Lowell.