Cii'^ALOGUE OP CANADIAN PLANTS. 325 



bracts, and involucels of very prominent bractlets, sometimes much 

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

 pedicellate, prickly all over, I| to 2 lines long, seed face concave." On 

 clay cliffs Beacon Hill, Victoiia, Vancouver Island. 1887. {Macoun.') 



(3119.) S. Nevadensis, "Watson, Proceed. Araer. Acad. XT., 139. 



" Stem slender, suuiotimos 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 liranched and become J to IJ inches long in fruit, 

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

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

 all 0V01-, l-i- 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. trachy sperm urn, Nutt.; Torr. & Gray, Fl. L, 6i2. 

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

 and M. tenuifolium, Part I., 180, belong here. 



218. CARUM. 



(846.) C. Cairdneri, Benth. k Hook. ; Macoun, Cat., I., 180 & 

 III., 533. 



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

 species; the remaitider to the ne.xt. North Fork of Old Man Rivei', 

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

 thickets atCcdar Hill, Comox, and Alberiii, on Somas River, Vancouver 

 Island. 1887. (Macoun.) 



(3120.) C. Oreganum, Watson, Pi-oced. Amor. Acad., XII., 3(i8. 



In the tlry beds ol' brooks near the Hand Hills, Alberta; also in a 

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



774. ZIZIA, Koch. 



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

 Thaspium aureum, ISIacoun, Cat. I., 181. 

 Tliaspmm aureum, var. aptcrum, Ciray, Man., ed. V., 195. (1867.) 



