"hardly evident" is a correct and commonly used phrase in written English.
It means that something is barely or scarcely noticeable or easily seen. Example: The book's main theme was hardly evident in the beginning, but as the story progressed, it became more and more apparent.
If they were already apart, it is hardly evident when I meet Aronofsky in October.
The charismatic moderniser who seized hold of his party in 2005, warning it to reform or die, is hardly evident these days.
Stevick guiltily withdrew his hand from the duffelbag and stood alert to indicate his vigilance, though now, rain cleared, umbrella folded, it was hardly evident what his duties were.
It is evident that the blurring is a bit in excess and the seam is hardly evident.
While the oil industry warns that repealing the subsidies -- in addition to costing jobs -- would lead to higher gas prices, that too is hardly evident.
The thickness gradient of the TiO2 is hardly evident here, as the absorptance difference between the thickest (right side) and thinnest (left) parts of the library is just several percent, while the difference in Cu O absorptance reaches a delta of more than 80% at this wavelength.
The choice and weighting of factors forming the basis of mappings are hardly ever evident, but are subject to expert assessment that can differ greatly between nonprofessionals.
Similar to the trend for total flower number, there was hardly any evident difference between the three groups with soil moisture of 50% or greater.
Furthermore, for some tumours such as infiltrating grade I ductal carcinomas and tubular carcinomas, in which mitotic activity is never or hardly ever evident in whole sections, it appears likely that even use of an enrichment technique will not provide an appropriate in vitro model, because the doubling times would be so prolonged.
That proposition is hardly self-evident.
It turns out the answer is hardly self-evident.
