CATALOGUE OF 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, IJ to 2 lines long, seed face concave.'' On 

 clay cliffs Beacon Hill, Victoria, Vancouver Island. 188*7. {Macoun.') 



(3119.) S. Nevadensis, Watson, Proceed. Amer. Acad. XI., 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 \ 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, IJ lines long ; seed face plane." On dry rocky hills near Vic- 

 toria and ISTanaimo, Vancouver Island, 1887. {Macoun.') Thickets, 

 Cadboro Bay, Vancouver Island, 1885. {Fletcher.') 



215. MUSENIUM. 



(842.) M. trachyspermum, Nutt. ; Ton-. & Gray, PI. I., 642. 

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

 and M. tenuifolium, Part I., 1 80, belong here. 



218. CARUM. 



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

 III., 533. 



The j-eferences given in Parts I. & III. belong only in part to this 

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

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

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

 Island. 188*7. {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. 188Y. {Macoun.) 



774. ZIZIA, Koch. 



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

 Thaspium aureum, Macoun, Cat. I., 181. 

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



