ENGLISH PLANT NAMES. 275 
Iren-harde. ‘ The herb vervain.’ Hah Wr. Tliere is little doubt 
that Centaurea nigra, L., is here intended. 
Ireos, Wild. Iris foetidissima, L. — Lyie. ‘ Hath long narrow 
bladed leaves like to the leaves of Ireos of the flonre Deluce.’ Lyte, 
who uses Ireos as a general name for the genus Iris. Of Iris floren- 
tina, L., he says : ‘In shoppes, Ireos (especially the dried rootes), by 
the which name it is known of the clothworkers and drapers.’ Prior 
(p. 122) says it is ‘ the genitive case of iris, used by apothecaries to 
mean the orrice root, radix being understood.’ 
Irish Daisy. Leontodon Taraxacum, L. — Yks. 
Irish Heath. Dabeocia polifolia, Don. — Baxter. Prior, p. 107. 
Irish Moss. The commercial name for Cliondrus crispus, Lyngb., 
which is imported from Ireland. — E. Bord. Bot. E. Bord. ; Chts. 
where it is occasionally used for feeding calves. Prior, p. 122. 
Irish Worts. Dabeocia polifolia, Don. — With. ed. iv. 
Iron Grass. Pol ygonum aviculare, L. — Herts. 
Iron-heads. Centaurea nigra, L. — Treas. Bot. Prior, p. 122. 
Iron-weed. (1) Centaurea nigra, L. — Nhamp). ISTth. Gloss. ; ATr. 
(2) Ecliium vulgare, L. — Beds. Batchelor’s Gen. Yiew of Agriculture 
of Beds. (1808), jd. 321. 
Iron-wort. ‘A translation of its Lat. name Sideritis, from Gr. 
oiSrjpov, iron, a name formerly applied to several different plants, sup- 
posed to heal wounds from iron weapons, but now coiifinecl to a genus 
of Labiatse, of which we have no British representative. In Jacob’s 
Plant, Eaversh, Oaleopsis Ladanum, L.’ Prior, p. 122. 
Isle of Wight Vine. (1) Bryonia dioica, L. — Wight, Bronilield 
MSS. 
(2) Tamius communis, L, — Wight, Bromfield MSS. 
Isop. Hyssop. Ilyssopus officinalis, L. — Alentioned by Tusser (Five 
Hundred Points) in a list of ‘ strowing herbs,’ i. e. herbs for strewing. 
E. D. S., Series D. 
Italian Ray Grass, or Rye Grass. A commercial name for Loliimi 
italicum, A. Br. 
Italian Rocket. Reseda I idea, L. — Ger. 
Itching Berries. Eruit of Rosa canina, L. — Lane, (about Lither- 
land). Schoolboys put the hairy seeds down one another’s backs, 
causing an irritation which is almost unbearable. In Clies. they are 
sometimes called Cow-itch, from the similaritj’" of their effects to 
those of the true Cowage or Cow-itch {Mueuna priiriens, DC.), which 
name is a corruption of the Hindostani name for the 2 )lant. 
Ivin. Hedera Helix, L. — Curnh. E. 1). S. Gloss. C. 8; Lane.; 
N.-W. Line. E. D, S. Gloss. C. 6; North, Hal. AVr. ; Yks. (Craven), 
Holl. ; (AVhithy), E. I). S. Gloss. C. 2 ; Mid-Yks. E. D. S. Gloss. C. 5, 
Cleveland Gloss. In dies. Ivvens ; in Warw., JVorc., and Midlands 
(N. & Q. oth S. iv. 188), Ivvy. 
