ADDITIONS AND CORRECTIONS IN PART FIRST. 



Page 21, after Draba incana, insert — 

 D. muralis, Linn. Speedwell-leaved Whitlow- grass. Stem 

 branched ; leaves ovate, obtuse, amplexicaul, toothed ; pouch 

 patent, glabrous. Br. Fl. ed. 3. p. 303. E. Bot. t. 912. 

 Blarney Castle, Cork ; Mr. J. Drummond. 



Page 62, after Sedum, where it was accidentally omitted, insert— 

 Rhodiola. Linn. Rose-root. 



Barren fl. Calyx 4-partite. Pet. 4. Glands 4, emarginate. 



Fertile fl. Cal. 4-partite. Pet. 4. Glands 4, emarginate. 



Germens 4. Caps, many-seeded. — Name, po$oi>, a Pose, 



from the scent of the roots. Dicecia. Enneandria. 



1. R. rosea, Linn. Pose-root. Br. Fl. 1. p. 437. E. Fl. 

 v. iv. p. 216. E. Bot. t. 508. 



Wet rocks on Brandon and other mountains in Kerry, south Isles of 

 Arran, Ben Bulben, and Donegal mountains. Island of Rathlin ; Mr. 

 Templeton. 



Page 70, after Lythrum hyssopifolium, insert— 

 L. virgalum, Linn. Fine-branched Lythrum. Leaves oppo- 

 site, lanceolate ; panicle virgate ; flowers ternate. Pers. Syn. 

 v. 2. p. 7. Jacq. Aust. t. 7. 



Found by Doctor Coulter in a field a mile north-west of Dundalk, 

 in 1819 ; but, as he only found a single plant, it has probably been 

 introduced. 



Page 84, after Lathyrus palustris, insert — 

 L. pisiformis, Linn. Sea-side Pea. Peduncle many- 

 flowered, shorter than the leaves ; tendrils with 3 — 4 pair of 

 ovate leaflets, unequally cordato-hastate, with the angles acute. 

 Hook, in Fl. Borr. Am. v. i. p. 158. Br. Fl. ed. 3. p. 324.— 

 Pisum maritimum, IAnn. Hook. Br. Fl. ed. 1. p. 324. 



For Hab. see p. 82, under Pisum maritimum. Doctor Hooker, 

 upon a careful examination of the style, in this species, now feels as- 

 sured that it ought to be referred to Lathyrus. 



