252 SAXIFRAGES. [Saxifraga, 



serratis glabris, petiolis filiforniibus, sepalis obloiigis acutis, petalls ovatis niultinerviis 

 pistillis brevissimis. DC. — Don^ Saxifr. in Limu Trans, v. 13. p, 356. Seringe, in De 

 Cand, Prodr, v, 4. p, 40. 



Hab. North-West coast of America. M)\ Menzies. — ** Panicula slmpliclssima. Flores albi ma^iitudine 

 S. stellaris. Petala ovalia unguiculata, multincrvosa, punctata? Pistilla brevissima.'* 



S5. S, midicaulis ; scapo erecto nuclo tereti, foliis remiformibus palmatis glabris, lobis 

 ovatis niucroiiatis, floribus paniculatis, lobis calycis triangulari-ovatis acutis, petalis obovatis 

 calyce panic longioribus. DC* — Don^ Saxifr, in Linn, Trans, v, 13. p, 37, Seringcy in De 

 Cand, Prodr. v, 4. p, 37. — S. gracilis. Steph, in Sternb, Rev. Saxifr. Si/ppl, p, 7. t. b,f. 1. 



Hab. Korth-West coast of Amercia. David Nelson, Behringf's Straits. A. MenzieSj Esq. — Judging- of 

 tliis from the specimens we have received from Mr. Menzies, it appears to be very closely allied to small 

 states of *S'. punctata, and almost exactly to resemble S. gracilis of Stephan, above (juoted. 



36. S. heterantha; subpubescens, foliis radicalibus longe petiolatis reniformi-cordatis 

 menibranaceis venosis multi-lobatis, lobis breviusculis subtridentatis, dentibus acutis muticis, 

 scapo iiudo, floribus paniculatis saepe abortivis, fllamentis aliis clavatis aliis petal iforniibus, 

 ovario libero, calycibus reflexis, ramis non rare inferne bulbiferis. (Tab. LXXVIII, B.) 



Radix perennis, fibrosa, tota planta pubescens. Folia omnia radicalia, longe petiolata, cordato-reniformia 

 sinu profundo, membranacea, vcnosa, multi-lobata; lobis rotundatis, plemmque tridentatis, dentibus acutis. 

 PetioU dl^^itiiles et ultra, graciles, erecti, basi longe membranaceo-vaginati. Scapus solitarius, spithama^us 

 et ultra, gracilis, nudus, superne pauiculatus. Panicula oblonga, vel ovato-oblonga, laxa ; rami nonunquam 

 elongati, et tunc partem versus inferiorem bulbiferi, bulbis seu gemmis in rosulara dispositi, ovati, oblongi, 

 sa?pissime ad apicem, ut videtur, lacerati. Calyx quinque-partitus, laciniis oblongis, obtusis, cito reflexis. 

 Petala oblonga, obtusa, venosa calyce subduplo longiora, Flores pliuimi, abortivi. Stamina nimiero 

 incerta, nonunquam omnia imperfecta, fllamentis filiformibus i nonunquam, ut videtur, perfecta, fllamentis 

 clavatis ; quaudoque filamenta petaloidea antheris nuUis. Ovarium omnino liberum, subrotundum, stylis 

 brevibus erecto-diverirentibus. 



Hab. Common on moist rocks of the River Columbia, from its source to its confluence with the sea. 

 Douglas, Cape Disappointment. D7: Scouler. — This has leaves considerably resembling those of S. 

 rotundifoUay but they are furuished with a long membranous sheathing base, and altogether radical. The 

 scape resembles that of *S'. punctata, but the panicle and flowers are widely different. 



r 



Tab. LXXVIII. B. S. heterantha. Fig. 1, Flower with abortive stamens, and the filaments flliform; 



Jig. 2, Stamen from the same flower; Jig. 3, Flower with abortive petaloid filaments; Jig. 4, A 



petaloid filimieut ; Jig. 5, Flower Mith perfect stamens, having clavate filaments, and with petaloid 



abortive filaments ; Jig. 6, Stamen ; Jig. 7, Petaloid filament ; Jigs. 8 and 9, Gemma?, or bulbs from the 



pannicle : — magnijied. 



Sect. VII. PIiuculus. Tavsch.—Seringe, in De Cand. Prodr, 



37. 5. hircnlus ; pedicellis pilosis, foliis lanceolatis nervosis non ciliatis, sepalis sa3pissime 

 ciliatis, petalis obovatis nervosis, ovariis oblongis, stylis subnullis, stigmatibus spathulatis 

 junioribus inflexis dein divaricatis. DC. — Linn, Sp. PL p. 375. Engl, Bot t 1009. Sternb, 

 Ilev, Saxifr, p, 24, Z)o», Saxifr, in Linn, Trans, v, 13. p. 372. Broum, in Parry's 1st 

 Voy, Suppl, p. cclxxiii. Seringe, in De Cand, Prodr, v, 4. p. 45. — S, propinqua. Brown, 

 in Ross' Fog. ed. 2. v, 2. p, 192. 



