CATALOGUE OF CANADIAN PLANTS. 325 



bracts, and involucels of very prominent bractlete, sometimes much 

 exceeding the large globose head of fruit ; flowers yellow ; fruit short 

 pedicellate, prickly all over, 1J to 2 lines long, seed face concave." On 

 clay cliffs Beacon Hill, Victoria, Vancouver Island. 1887. (Macoun.) 



(3119.) S. Nevadensis, Watson, Proceed. Amer. Acad. XL, 139. 



" Stem slender, sometimes very short, simple, or branching near 

 the base, a foot or less high ; leaves ternate, the divisions oblong-ovate, 

 3 to 5-lobed ; the segments lobed or toothed; umbel with about 5 rays, 

 which are sometimes branched and become J to 1^ inches long in fruit, 

 involucre of pinnatifid leaf like bracts, and involucels of small oblong 

 acute bractlets ; flowers yellow, the sterile ones pedicelled, fruit prickly 

 all over, 1J lines long ; seed face plane." On dry rocky hills near Vic- 

 toria and Nanaimo, Vancouver Island, 1887. (Macoun.') Thickets, 

 Cadboro Bay, Vancouver Island, 1885. (Fletcher.) 



215. MUSENIUM. 



(842.) M. trachyspermum, Nutt.; TOIT. & Gray, Fl. I., 642. 

 References under M. divaricatum, Nutt., var. Hookeri, Part I., 180, 

 and M. tenuifoUum, Part L, 180, belong here. 



218. CARUM. 



(846.) C. Gairdneri, Benth. & Hook.; Macoun, Cat, L, 180 & 

 III., 533. 



The references given in Parts I. & III. belong only in part to this 

 species; the remainder to the next. North Fork of Old Man River, 

 Alberta. (Dawson.) Cypress Hills, Alberta ; and very common in 

 thickets at Cedar Hill, Comox, and Alberni, on Somas River, Vancouver 

 Island. 1887. (Macoun.) 



(3120.) C. Oreganum Watson, Proced. Amer. Acad., XII., 368. 



In the dry beds of brooks near the Hand Hills, Alberta ; also in a 

 dry thicket near Victoria, Vancouver Island. 1887. (Macoun.) 



774. ZIZIA, Koch. 



(849.) Z. aurea, Koch; C. & R. Rev. of N. Amer., Umbel! . 127. 

 Thaspium aureum, Macoun, Cat. L, 181. 

 Thaspium aureum, var. apterum, Gray, Man., ed. V., 195. (1867.) 



