43 



1. S. capitellatum Hcnili. c*^ lloi.k. (icn. Plant, i. ui:.. 



Very stout, 1 to 5 feet Iiigli, siiKjoth except the toniciitose in- 

 florescence: leaves larg^c, with much dilated petioles, hipiunatc, the 

 few leaflets oblony; to linear-lanceolate, an inch oi' two loner, 

 coarsely laciniately toothed or lobed: umbel equally (') to lo-rayed, 

 with globose umbellets of sessile pubescent flowers having invol- 

 ucels of a few deciduous bractlcts; rays 1 or 2 inches long: fruit 

 sessile on a dilated receptacle, hirsute, cuneate-obovate, 3 lines 

 long; lateral wings broader than dorsal and intern"'ediatcs. (Fig. 

 19.) — Sph(vnosciadiuni capitcllatinii (iray, Proc. Am. Acad, 

 vi. r)3(). 



Along stream banks in the Siorra Nevada ot California, Nevada, and 

 S.E.Oregon. California (r/e>«»io?i), St. Jacinto Mts. (P«»-('.**/( flSfJi, Yose- 

 mite (C. S. Sargmf), Ebbett'sPass {Brewer), Upper Carson Valley {Hooker 

 tO Groi/), Butte county {Mn^. Bi(Ucel'), Donner Pass (Torrey), Donner 

 Lake (Sonne 122), Nevada county {Jones 25S2), Plumas county (.V/-.s. 

 AuHtin, Mrs. Ames, Clerelaml); Nevada, near Caison City {Dr. Anderson); 

 E- Oregon {Henderson). Eagle Mts. {Cusick 1.3!l2). 



2. S. Kingii Watson, King's Rep. v. 12(). Smooth (except 

 the slightly pubescent inflorescence), 1 to 2 feet high: lower leaves 

 bipinnate, the upper nearly simply pinnate, with dilated petioles; 

 leaflets ovate or linear-lanceolate, 1 to 8 inches long, coarsely and 

 imequally serrate; umbel 5 to 10-rayed, with no involucels; pedi- 

 cels 2 to 8 lines long: fruit broadly ovate, hispid, 2 to 8 lines long; 

 lateral wings broader than the narrow dorsal and intermediate 

 ones. 



An aquatic, first collected in the mountains of N. Nevada, G,00() feet 



altitude {W<itson 4')6); since collected in S- Utah or N. Arizona (Palmer is:5): 



California, Saw Mill Canon, Monitor Eange, O.ono feet altitude (Philh'ps cf- 



Sargent, in 187)^); Washington Territory, Mt. Adams (Henderson, in ISS.S). 



The species simulates Angelica Brewer i in general appearance. 



8. S. Pacificum VV^atson, Proc. Am. Acad. xi. J 40. Leaves 

 ternate then pinnate; the ovate acutish segments an inch long, 

 laciniately toothed and lobed: umbel (on stout peduncle) about 15- 

 rayed, with a conspicuous involucre of 2 or 8 lobed and toothed 

 leaflets an inch long and equalling the rays, and involucels ot 

 several narrowly linear entire or 3-toothed bractlets equalling the 

 flowers; pedicels 2 to 4 lines long: fruit oblong, smooth, 3 or 4 

 lines long, \% lines broad, with rather narrow thin wings: rarely 

 an additional small oil-tube in a lateral interval. 



