Difference between Apparent and Obvious

APPARENT vs OBVIOUS: NOUN

The circle which in a level plain bounds our view, and is formed by the apparent meeting of the earth and heavens, as distinguished from the rational horizon.
Clear or manifest to the understanding; plain; evident; obvious; known; palpable; indubitable.
Capable of being seen, or easily seen; open to view; visible to the eye; within sight or view.
Appearing as such but not necessarily so; seeming.
Readily understood; clear or obvious.
Readily seen; visible.
Clearly apparent or obvious to the mind or senses
Appearing to the eye or mind (distinguished from, but not necessarily opposed to, true or real); seeming; as the apparent motion or diameter of the sun.
See Time.
One whose to an estate is indefeasible if he survives the ancestor; -- in distinction from presumptive heir. See Presumptive.
Clearly revealed to the mind or the senses or judgment
Readily apparent to the eye

Probable; likely: as, “the three apparent candidates,” H. Walpole.
Exposed to the sense of sight; open to view; capable of being seen, or easily seen; visible to the eye; within the range of vision.
Capable of being clearly perceived or understood; obvious; plain or clear; evident: as, the wisdom of the Creator is apparent in his works.
Having the character of a mere seeming or appearance, in distinction from what is true or real: as, the apparent motion of the sun; his anger was only apparent.

Easily perceived and understood
In zoology, plainly distinguishable; quite apparent: as, an obvious mark; an obvious stria: opposed -to obscure or obsolete.
Easily discovered, seen, or understood; plain; manifest; evident; palpable.
Coming in the way; presenting itself as to be done.
Open; exposed to danger or accident.
Being or standing in the way; standing or placed in the front.

Undeniable, Discernible, Conspicuous, Clear, Noticeable, Patent, Seeable, Plain, Superficial, Manifest, Visible, Ostensible, Seeming, Evident, Obvious

Manifest, Demonstrable, Plain, Big, Perceptible, Egregious, Axiomatic, Palpable, Salient, Visible, Overt, Conspicuous, Glaring, Evident, Apparent

Undeniable, Discernible, Conspicuous, Clear, Noticeable, Patent, Seeable, Plain, Superficial, Manifest, Visible, Ostensible, Seeming, Evident, Obvious

Manifest, Demonstrable, Plain, Big, Perceptible, Egregious, Axiomatic, Palpable, Salient, Visible, Overt, Conspicuous, Glaring, Evident, Apparent

Clearly apparent to the sight or understanding; obvious.
Unusual social development becomes apparent early in childhood.
Signs of discord became apparent among the confederates.
Mesa in an apparent effort to eliminate witness.
Love is staring contests for no apparent reason.
Here again, the moral hazard problem was apparent.
There is nothing to make data boundaries apparent.
Whether the person has any other apparent disability.
The inconsistency, however, is more apparent than real.
Visible disabilities are apparent, while invisible disabilities are not readily apparent.

Parks, for obvious reasons, were a mostimportant source.
The reason for its rapid adoption is obvious.
Nor, for that matter, is it always obvious.
In other words, obvious statements will be ineffective.
RPM are obvious because retail prices are observable, while defections from a wholesale price agreement are less obvious because wholesale prices are private information.
You have pointed out some of the obvious, and some of the not so obvious, problems inherent in dealing with the devil!
But what is obvious to one is NOT so obvious to another.
It would be confusing for listeners if obvious changes in input data do not correspond with obvious changes in sonification output.
Some of these things are obvious but still need to be listed, others are not so obvious, but essential nonetheless.
So it helps to have identified the more obvious and less obvious contrasting characteristics among the specimen before creating your dichotomous key.