of trees] Of all manner of plants that grow out of the earth.
from the cedar, &c.] A proverbiall speech, which compriseth all kinde of plants under it, like to v. 25. and Exodus 11:5. and Isaiah 1:6. The cedar is the tallest of trees; the herb intended under this word hysop, is the least and lowest of plants; it may be an herb not known to us.
Lebanon] See Chap. 5. 6.
out of the wall] Or, out of rockie or stony places.
of beasts, &c.] The particulars here specified shew that he was a great philosopher: his parables manifested his divine learning, these, his humane.