Quercus salicifolia Née

Mexico, in the Sierra Madre del Sur, Pacific side (Chiapas, Colima, Guerrero, Jalisco, Michoacan, Oaxaca, Puebla, Querretaro); Costa Rica, Guatemala, Honduras, El Salvador, Panama, Nicaragua ; 800-2000 m ;

12-25 m, and more; trunc cylindrical to 60 cm in diameter; dense rounded crown;

7-15 x 2-4 cm; deciduous; coriaceous; oblong, lanceolate or elliptic; 3.6 to 4.9 times as long as wide; apex pointed, acuminate, aristate; base narrowly rounded or cuneate; margin thick but not revolute, entire; adaxially smooth, dark glaucous green, shiny, hairless; abaxially paler, slightly glaucous, smooth, hairless except some fasciate hairs at axils; 12-22 veins pairs, not quite parallel, at an angle of 45° with midrib, slightly raised beneath; epidermis smooth, papillose, not bullate; petiole 3.4-4 mm long, pinkish, glabrescent;

from December to January; male catkins 4-6 cm long, few flowered; female flowers 1-4 on a 0.2-0.8 cm long rachis;

acorn 1-1.6 cm long, 0.8-1.2 cm wide, cylindric-ellipsoid, mucronate, yellowish pubescent, shiny brown; solitary or paired on a 1 cm long peduncle; pericarp pubescent inside; cup halfround or less deep, 1.5-2 cm in diameter, with pointed scales, enclosing 1/4 or 1/3 of nut; maturing same year;

– A. Camus n° 405; – Sub-Genus Quercus, Section Lobatae, Series Erythromexicanae, Group Eugeniaefoliae; – Hybrids with Q. benthamii , Q. cortesii and Q. sapotifolia; – Resembles Q. pinnativenulosa , but this one is long acuminate with a bristle-tipped apex often curly, acorns maturing in 2 years, hairless leaves without any shade of glaucous, a cuneate base, a longer petiole; see HERE to compare with other whole-leaved oaks – Q. muller i, true species for the Plant List 2013, could be a variant with 25-30 veins pairs at an angle of 60° with midrib; in Mexico (Oaxaca); IUCN Red List category CR); – For Susana Valencia 2004, Q. duratifolia is a true species, but not for J.L. Linares 2006 (El Salvador), neither for POWO. – For Bartholomew & Almeda 2023, the synonymy for Q. salicifolia is only Q. acapulcensis and Q. tahuasalana.