| Quercus palustris | |
| Author | Muenchh. 1770 Hausvater 5: 253 |
| Synonyms | rubra var. palustris (Muenchh.) Kuntze 1891 rubra var. dissecta Lam. 1785 |
| Local names | pin-oak
; |
| Range | NE United States;
0-350 m; introduced in Europe in 1800; |
| Growth habit | 15-20 m tall
(may reach 40 m); crown conical, with lower branches drooping, upper branches
ascending; |
| Leaves | 7.5-13 x 5-10
cm; apex obtuse or acuminate; base cuneate;2-3 pairs of pointed lobes
and deep sinuses; lobes at middle leaf are wider, at right angle with
the midrib; shiny green above, paler beneath with light brown tufts of
hairs at axils of veins; petiole slender, glabrous, 3-5 cm long; |
| Flowers | spring; |
| Fruits | acorn 1.2 cm
long, 1.5 cm wide, rounded, often striate; one or several together, on
short peduncle; cup shallow with appressed scales; |
|
Bark, twigs and |
bark smooth, finely fissured, grey brown silvery; dead twigs remain on the tree ("pins"); twig slender, red brown becoming grey, glabrescent; buds brown, conical, pointed, 3-5 mm long; |
| Hardiness zone, habitat | hardy;
prefers moist soils; rather fast growing; |
| Miscellaneous | --A.Camus
: 421 -- Sub-genus Quercus, section Lobatae ; -- Resembles Q.coccinea, but it is difficult to distinguish it from other red oaks; -- Several hybrids, among them x exacta with Q.imbricaria, and x schochiana with Q.phellos ; |
| Subspecies and varieties |
_var. umbraculifera Chancerel _var. compacta |
| Pictures |
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