564 SAXIFRAGACE^. Saxifraga. 



2. .S. EscJischoUzii (Sternb.) : small, densely cacspitose; leaves closely 

 imbricated, obovate, concave, pectinafely ciliate ; flowers solitary' on very 

 short peduncles; petals (calyx, Sternb.) cochleate, ciliate. Hook. — Sternb. 

 rev. Saxifr. suppl. p. 9, t. 10, /. 2; Seringe, in DC. I. c. ; Hook. fl. Bor.- 

 Am. 1. p. 243. S. fimbriata, Don, Saxifr. I. c. p)' 404. 



N. W. Coast, lat. 59°, Mr. Nelson! Bebrin,^'s Straits, Menzies, and 

 Arctic sea-shore west of Mackenzie River, Capt. Franklin, ex Hook. — Stems 

 an inch high, silvery gray. Leaves somewliat 3-nerved. 



§ 2. Caudex perennial, leafy : leaves flat, mostly j^eTsistent, often hristly- 

 ciliate, the margins not punctate nor cartilaginous : flowering stems annual, 

 leafy: sepals united at the base, slightly colierent with the ovary. — Hirculus, 

 Tausch. 



.. 3. iS. Hirculus (Linn.): stem 1-6-flowered; leaves lanceolate, nerved, 

 ' not ciliate ; pedicels hairy ; sepals usually ciliate, obtuse, much shorter than 



the obovate many-nerved petals ; styles very short ; stigmas spatulate, at 



first inflexed, at length divaricate. — Linn. ; Engl. bot. t. 1009 ; Don, Saxifr. 



I. c. p)- 372 ; R. Br. ! in Parry's 1st voy. suj^j^l. p. 273 ; Seringe ! in DC. 



prodr. 4. p. 45 ; Hook. ! fl. Bor.-Ani. 1. p. 252. S. propinqua, R. Br. in 



Ross' voy. {ed. 2) 2. p. 192. 

 Arctic Sea-shore and Islands, from Melville Island ! to Behring's Straits ! 



south to the Saskatchawan. — Flowers very large, yellow. 



4. S. flagellaris (Willd.) : glandularly pubescent ; stem simple, leafy ; 

 ' stolons from the axils of the radical leaves very long and filiform, naked, 



bearing a rooting bud or leafy tuft at the extremity ; leaves obovate-spatulale, 

 ciliate, the radical and lower cauline ones much crowded, the uppermost 

 oblong or linear ; flowers large (yellow) ; calyx very glandular ; petals per- 

 sistent, longer than the capsule. — Willd. ex Sternb. rev. Saxifr. p. 25, t. 6 ; 

 R. Br. ! in Parry's 1st voy. supipl. p. 273 ; Don, Saxifr. I. c. p. 373 ; Se- 

 ringe! in DC. I. c. ; Torr. ! in ami. lye. NeivYork, 2. p. 203 ; Hook.! fl. 

 Bor.-Am. 1. p. 253, t. 87. S. setigera, Pursh! fl. 1. p. 312. 



a. stem 1-5-flowered; sepals oblong ; ovarv nearly free. Hook. — S. flagel- 

 laris, Willd. I. c; Ledeb.! fl. Alt. 2. p. 121, c^ ic. pi. Ross.-Alt. t. 321. 

 S. aspera, Bieberst. S. rayosotifolia. Pall, in Spreng. syst. ? ex Hook. 



0. stem about 1-flowercd ; calyx adhering to the base of the ovary ; the 

 segments ovate. Hook. — S. flagellaris, R. Br. I. c. ; Hook. Sf Am. bot, 

 Beechey, p. 154. 



Arctic America, from Greenland ! Baffin's Bay, and Melville Island ! to 

 Kotzebue's Sound and tlie N. W. Coast ! and on the Rocky Mountains to 

 lat. 41°, Dr. James ! — This singular plant is also found on the Caucasian 

 Alps. S. stenopelala, Royle, and tw^o or three other species of the Himalaya 

 Mountains collected by Jacquemont, are allied to it. 



5. S. bronchialis (Linn.) : stems ascending, slender, producing short 

 branchlets ; leaves linear, rather coriaceous, finely ciliate, mucronate ; 

 flowers corymbose or solitary ; peduncles long and weak ; sepals lanceolate, 

 rather acute ; petals obovate-oblong, marked with numerous saffron-colored 

 spots ; styles and stigmas convergent during flowering. Seringe. — Linn. ; 

 Pursh! fl. 1. p. 310 ; Sternb. rev. Saxifr. p. 13, t. 10} Don! Saxifr. I. c. 

 p. 376 ; Seringe! in DC. I. c. ; Torr.! in ann. lye. New York, 2. p. 204; 

 Hook.fl. Bor.-Am. 1. p. 255. 



N. W. Coast ! and Rocky Mountains, at the Portage of the Oregon, 

 Drummond; and to lat. 41°, Dr. James ! — Flowers small, yellowish-white. 



/ 6. S. tricuspidata (Retz) : stem strict, thick ; lower leaves dense, oblong, 



