OF BRITISH PLANTS. 123 



have been this. The Chamsepitys of Pliny, as we learn 

 from Parkinson (Th. Bot. p. 284,) was " called in English 

 Ground-pine, and Ground-ivie, after the Latin word Iva." 

 But this name Ground-ivy had been assigned to another 

 plant, which was called in Latin Hedera terrestris, and thus 

 Ivy and Hedera came to be regarded as equivalent terms. 

 But there was again another plant that was also called 

 Hedera terrestris, viz., the creeping form of Hedera helix, 

 and as Ivy had become the equivalent of Hedera in the 

 former case, so it did in this too, and eventually was appro- 

 priated to the full-grown ever-green shrub so well-known. 

 How iva became the name of the Yew-tree will be ex- 

 plained below. Hedera Helix, L. 



IVY, GROUND-, see GROUND-IVY. 



IVY-LEAFED CHICKWEED, Veronica hederifolia, L. 



JACINTH, Fr. jacinthe, L. Tiyacinthus, the hyacinth. 



JACK BY THE HEDGE, from Jack or Jakes, latrina, allud- 

 ing to its offensive smell, and its usual place of growth, 



Alliaria officinalis, L. 



JACK OF THE BUTTERY, a ridiculous name that seems to 

 be a corruption of Bot-theriacque to Buttery Jack, the plant 

 having been used as a theriac or anthelmintic, and called 

 Vermicularis from its supposed virtue in destroying bots 

 and other intestinal worms, Sedum acre, L. 



JACOB'S LADDER, usually supposed to be called so from its 

 successive pairs of leaflets, Polemonium cseruleum, L. 



JASMINE, JESSAMINE, JESSE, or GESSE, Sp. and Fr. 

 jasmin, from Pers. jasemin, Ar. jdsamum, 



Jasminum, L. 



JERSEY LIVELONG, from its occurrence in Jersey, and 

 being of the same genus as many of the so-called everlast- 

 ing flowers, t Gnaphalium luteo-album, L. 



JERUSALEM ARTICHOKE, called artichoke from the flavour 

 of its tubers, and Jerusalem from It. girasole, turn-sun, that 



