2 adjectives to describe oake

The durefull oake whose sap is not yet dride Is long ere it conceive the kindling fyre; But when it once doth burne, it doth divide Great heat, and makes his flames to heaven aspire.

After telling how she was seized and carried to 'the middle of a desart wood,' Celia proceeds: There, to a sturdy oake, he bound me fast, Doubling my bonds with knots of mine own hayre; Ungratefull hayre, thou ill returnst my care.

2 adjectives to describe  oake