468 VEGETABLE GLANDVDLATION. NoTE XXXAIS-

a winged bee, acquires greater ſenſibility, and 1s fed with honey, Phil. Tranſf. 1792. See Zoonomia, Sett. XIII, on vegetable animation.

Erom this proviſion of honey for the male and female parts of flowers, and from the proviſion of ſugar, ſtarch, oil, and mucilage, in the fruits, ſeed-cotyledons, roots, and buds of plants laid up for the nutriment of the ex- panding fcetus, not only a very numerous clals of inſects, but a great part ofthe Jarger animals procure their food; and thus enjoy life and pleaſure without producing pain to others, for theſe ſeeds or eggs with the nutriment laid up in them are not yet endued with ſenſitive life.

The fecretions from various vegetable glands hardened in the air produce gums, reſins, and various Kinds oi lac- charine, ſaponaceous, and wax-Hke ſubſtances, as the gum of cherry or plum-trees, gum tragacanth from the aſtra- galus tragacantha, camphor from the Jaurus camphora, elemi from ampyris elemifera, aneme from hymengea

courbaril, turpentine from piſtacia terebinthras, balſam of

Mecca from the buds of amyris opobalſamum, branches of which are placed in the temples of the Eaſt on ac- count of their fragrance, the wood 1s called xylobalſa- mum, and the fruit carpoballſamum; aloe from a planr of the ſame name; myrrh from a plant not yet deſcribed; the remarkably elaſtic reſin is brought into Europe prin

cipally in the form of faſks, which look like black leather,

and are wonderfully elaſtic, and not penetrable by water, reCified ether diflolves it; its Rexibility is encreaſed by warmth and deſtroyed by cold; the tree which yields this

Juice 1s the jatropha elaſtica, it grows in: Gualana and the

neighbouring trafs of America; its Juice is ſaid to re-

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