arms about one-eighth of an inch thick; margin obtuse, 

 notched at intervals of one to one inch and a half; areolae at 

 the notches small, with yellow tomentum ; spines about half 

 an inch to three-quarters long, slender, straw-coloured, tipped 

 with brown, about three of them central. Flowers situated 

 at the notches, six to seven inches diameter. Calyx-tube 

 three to four inches long, three-quarters of an inch in diameter 

 in the middle, laxly pilose with long soft hairs, obscurely 

 ribbed, clothed with scattered ovate-lanceolate acuminate 

 incurved bracteoles one-third of an inch long. Outer {calycine) 

 perianth segments, in about three to four series, ovate-lanceo- 

 late, acuminate, recurved, pale scarlet, outermost narrow, inner 

 passing into the corolline segments, which are in two to three 

 series, suberect, oblong-ovate, acute, blood-red, glossy with a 

 metallic lustre. Stamens very numerous, shorter than the 

 petals. Style longer than the stamens, very stout ; stigma with 

 about fifteen subulate rays. Ovary ovoid, scarcely broader 

 than the calyx tube. — /. D. H. 



Fig 1 Notch of stem, with spines; 2, top of style and stigma:— both 



magnified 



