downwardsfromzero
Boundary condition
While looking through "Mrs Beeton's Book of Household Management", on p.579 I noticed the following account:
This post may hint at the reason:
Meanwhile , I've attached a picture of a parsnip being used as the bowl of a bong.
The Parsnip. - This vegetable is found wild in meadows all over Europe and, in England, is met with very frequently on dry banks in a chalky soil. In its wild state, the root is white, mucilaginous, aromatic, and sweet, with some degree of acrimony: when old it has been known to cause some degree of vertigo. Willis relates that a whole family fell into delirium after having eaten of its roots, and cattle never touch it in its wild state. [...]
This post may hint at the reason:
That's a lot of myristicin in there...[...]
Myristicin:
Pastinaca sativa -- Parsnip; 183,000 - 662,000 ppm in Root Essential Oil;
Petroselinum crispum -- Parsley; 14,785 - 19,800 ppm in Seed;
[...]
Meanwhile , I've attached a picture of a parsnip being used as the bowl of a bong.
