Black's Classification of Caries

Black's Classification of Caries

References in classic literature ?
Also, how the Doctor's cogitating manner was attributable to his being always engaged in looking out for Greek roots; which, in my innocence and ignorance, I supposed to be a botanical furor on the Doctor's part, especially as he always looked at the ground when he walked about, until I understood that they were roots of words, with a view to a new Dictionary which he had in contemplation.
Meanwhile I was occupying myself in classifying my mineralogical, botanical, and zoological riches, when the accident happened to the Scotia.
Linum Usitatissimum = Linum usitatissimum (Cooper's capitalization varies) is the botanical name for the variety of flax from which linen is made}
Bradbury, in the course of his botanical researches, found a surprising number in a half torpid state, under flat stones upon the banks which overhung the cantonment, and narrowly escaped being struck by a rattlesnake, which darted at him from a cleft in the rock, but fortunately gave him warning by his rattle.
A tin box for botanical specimens hung over his shoulder and he carried a green butterfly-net in one of his hands.
Being the professor's sole companion in his botanical excursions, I almost forgot that I had ever been afloat, and became quite learned.
Each could call himself expert in his own province, and more than one rare botanical specimen, that to science was as great a victory won as the conquest of a pair of ivory tusks, became the doctor's booty.
After spending a week in Cape Town, finding that they overcharged me at the hotel, and having seen everything there was to see, including the botanical gardens, which seem to me likely to confer a great benefit on the country, and the new Houses of Parliament, which I expect will do nothing of the sort, I determined to go back to Natal by the /Dunkeld/, then lying at the docks waiting for the /Edinburgh Castle/ due in from England.
It was very little, but enough to make him appear to her a Porson or Bentley, and to put him at his ease with botanical nomenclature.
But in vain did he search the whole room, open and shut all the drawers, even that privileged one where the parcel which had been so fatal to Cornelius had been deposited; he found ticketed, as in a botanical garden, the "Jane," the "John de Witt," the hazel-nut, and the roasted-coffee coloured tulip; but of the black tulip, or rather the seedling bulbs within which it was still sleeping, not a trace was found.
Just as he left off, the maiden woke up, rubbed her eyes, got off the bank, and had a dance all alone too--such a dance that the savage looked on in ecstasy all the while, and when it was done, plucked from a neighbouring tree some botanical curiosity, resembling a small pickled cabbage, and offered it to the maiden, who at first wouldn't have it, but on the savage shedding tears relented.
In botanical works, this or that plant is stated to be ill adapted for wide dissemination; but for transport across the sea, the greater or less facilities may be said to be almost wholly unknown.