CLASS X. ORDER II.] SAXIFRAOA. 603 



stalks linear, channeled ; scape loosely paniculated ; calyx segments 

 obtuse, reflexed ; capsule superior, ovate. 



English Flora, vol. ii. p 261. D. Don in Trans, of Linn. Soc. vol. 

 13. p. 249. Hooker, British Flora, vol. i. p. 195. Mackay's Flora 

 Hihernica, p. 64. Robertsonia Geum, Haworth. Lindley, Synopsis, 



p. 70. 



a. Leaves hairy on l>oth sides, the under surface beautifully reti- 

 culated with purple. (Mackay's Flora Hibernica, p. 64.) 



@. dentata. (Fig 684 ) Leaves smooth on both sides, more sharply 

 toothed. Mackay's Flora Hibernica, p. 64. S. Geum. English 

 Botany, t. 1561. ( Leaves smaller than usual.) Robertsonia dentata, 

 Haworth in Append. Synopsis, Succia. 



y. polita. Leaves light green, smooth and shining, sharply toothed. 



Mackay's Flora Hibernica, p. 65. Robertsonia poliia, Haworth. 



J. elegans. Leaves orbicular, dark green, smooth and shining ; 

 footstalks flat above, linear, hairy on the edges, about as long as the 

 leaves ; flowers spotted with red. 



S. elegans. Mackay's Flora Hibernica, p. 65. S. Geum, var. y 

 Don. y. guttata. Lindley, Synopsis, p. 71. 



t. gracilis. Leaves hairy on both sides, smaller than any of the 

 preceding ; scape slender ; flowers cream-coloured, spotless ; var. J. 

 of Mackay, Flora Hibernica, p. 65. 



Root fibrous, bearing a tuft of numerous spreading leaves. Leaves 

 evergreen, of a leathery texture, almost orbicular, with a more or less 

 deeply depressed base, giving it a kidney- shaped appearance, the 

 margin crenated, with acute regular teeth, the terminal one broader 

 and shorter than the others, green above, paler beneath, or of a purple 

 colour, and smooth or hairy, the footstalks long, linear, channeled 

 above, the base dilated, more or less densely clothed with spreading 

 hairs. Scape solitary, erect, from six to twelve inches high, branched 

 in the upper half in a paniculated manner, the branches alternate, and 

 clothed more or less densely with viscid hairs, of a pink colour, the 

 branches of the panicle as well as the pedicles of the flowers arising 

 from the base of a linear obtuse small bractea. Flowers numerous, 

 white, cream-coloured, or more or less spotted with yellow and red. 

 Calyx of five reflexed ovate obtuse pieces. Corolla of five obovate 

 petals, nearly as long again as the calyx, more or less distinctly veined. 

 Stamens with linear filaments, as long as the petals. Anthers of two 

 spreading lobes. Styles short, slightly diverging. Stigmas small. 

 Capsule ovate, two celled, green or purplish. Seeds numerous, small. 



Habitat. Ou the mountains of Ireland. . sheltered spot below 

 Turk Waterfall, Killarney, and only there; 0. the most common 

 variety, Mangerton and other mountains in Kerry, Priest's Leap and 

 other mountains near Bantry, abundant; y. on Connor hill, near 

 Dingle. 5 ou the summit of Turk mountain, Killarney ; e. on Connor 

 hill, near Dingle. All found by Mr. J. T. Mackay. 



Perennial ; flowering in May and June. 



