[840. ambrosial] here means, conferring immortality.
[845. Helping all urchin blasts;] i.e. helping the victims of the blasts against their baleful influence. See note on line 640. See Merry Wives of Windsor IV 4 49.
[851.] The word daffodil is directly derived from asphodel, with a d unaccountably prefixed. The English daffodil is the narcissus.
[858. adjuring:] charging or entreating solemnly and earnestly, as if under oath.
[868. Oceănus] is the personified Ocean, a broad, flowing stream encircling the earth.
[869. Earth-shaking] is a Homeric epithet of Neptune. The mace of Neptune must be his trident.
[870. Tethys] is wife of Oceanus and mother of the Oceanids. She reared the great goddess Juno, wife of Jupiter. Her pace is suitable to her dignity.
[871. hoary Nereus.] See [note on line 835].
[872. the Carpathian wizard’s hook.] Proteus, son of Oceanus and Tethys, herded the sea-calves of Neptune on the island of Carpathus. As a herdsman he bore a crook, or hook. He had the gift of prophecy, and so is called a wizard.
[873. Scaly Triton’s winding shell.] Triton was herald of Neptune and so carried a shell, which he was wont to wind as a horn. His body was in part covered with scales like those of a fish.