Quercus texana Buckley

Alabama ; Missouri ; Texas ; Illinois ; Central South USA ; 0 to 200 m;

18-30 m tall;

10-20 x 5-12 cm; apex pointed; base cuneate; margin with 5-9 narrow lobes and deep, broadly rounded sinuses; smooth, hairless, dark green above; paler beneath with tufts of hairs at axil of veins; petiole hairless, 2-5 cm long;

acorn 1.5-2.5 cm, red brown, striated; rather deep cup, with thick peduncle-shaped base, enclosing 1/4 to 1/2 of nut; maturing in 2 years;

hardy; prefers moist soils; fast-growing;

– Sub-genus Quercus, section Lobatae, Series Palustres; – The name Q.texana has been erroneously used for Q.buckleyi , and by some Authors for Q.gravesii , so it may be better to name this taxon Q.nuttallii in order to avoid confusions…? – Thomas Nuttall ( 1786-1859 ) = English American botanist and ornithologist ; – Described as a true species, different from Q.palustris , in 1927 only;