122 SAXIFRAGACEAE 



Rflffl. — Saxitraoa punctata L. Sp. PI. 401 (1753), type loc. Siberia. Var. arguta Engl. 

 & Irm.; Eiiplor, Pflzr. 4"': 11 (1916). 5. arguta Don, Trans. Linn. Soc. 13:356 (1821), type 

 loc. "Nortlnvost Coast", Mcnzics. S. punctata B. & W. Bot. Cal. 1:195 (1876), and older North 

 American aiitliors pencrally. Micranthcs arguta Small, N. Am. Fl. 22:147 (1905). S. aestivalis 

 T. .^c G. Fl. 1:567 (1840) ;' Jcpson, Man. 4.55, fip. 445 (1925). S. odontophyll.a Piper, Contrib. 

 U. S. Nat. llerl). 11:314 (1006), typo loc. Mt. Stuart, Sanilhcrg cf- Lriberg 570. Of more recent 

 authors, Hosendahl (Enpler, Bot. Jahrb. 37: bcibl. 71, — 1905) regards S. aestivalis Fisch. (F. & 

 M. Ind. Scm. Ilort. Petrop. 1:37, — 1835) as the equivalent of the Siberian S. punctata L. 



9. S. mertensiana Bong. Wood Saxifrage. Plants 4 to 14 inches high ; scapes 

 from a scaly bulb-like rootstock; petioles and scapes glandular-hairy; leaf -blades 

 orbicular, cordate at base, crenately toothed, % to 3i/4 inches broad; petioles 

 scarious-dilatcd at base, 1 to 6 inches long; panicle open, often bearing granule- 

 like bulblets in the axils; flowers pendulous after anthesis (the slender pedicels 

 recur\'ed only at the very tip) ; calyx-tube very short, its lobes oblong, reflexed in 

 fruit; filaments dilated toward the summit, white and petal-like; carpels half- 

 united or a little more. 



Moist woods or mossy cliffs: Coast Ranges from Sonoma Co. to Del Norte Co.; 

 Sierra Nevada in I\Iariposa and Nevada Cos. North to Alaska. Mar.-May. 



Locs. — North Coast Ranges, 500 to 2000 feet: Cazadero, Heller 6616; Bodega Pt., ace. 

 Eastwood; Austin Creek, Sonoma Co., Bavy 1667; Gualala Eiver, M. S. Balcer 762; Mill Creek 

 near Ukiah, Bolandcr 4652; Idol House, n. Mendocino Co., Chandler 1070; Martin Ranch, South 

 Fork Trinity River, Tracy 6009; Hupa, Manning; Gasquet, Del Norte Co., Howell 1428. Sierra 

 Nevada, 4000 to 5000 feet (rare) : Ledge Trail, Yosemite, Chandler 4- Babcock 1028; Emigrant 

 Gap (Engler, Pflzr. 4"':15). 



Refs. — Saxifraga mertensiana Bong. Veg. Sitch, 141 (1832), type loc. Sitka, Alas., Mer- 

 tens; Fl. W. Mid. Cal. 268 (1901), ed. 2, 198 (1911), Jepson, Man. 456 (1925). Heterisia merten- 

 siana Small, N. Am. Fl. 22:156 (1905). Heterisia eastwoodiae Small, N. Am. Fl. 22:156 (1906), 

 type loc. South Fork Smith River, Del Norte Co., Eastwood, a form in vehich the branchlets are 

 scarcely bulblet-beariiig. S. mertensiana var. eastwoodiae Engl. & Irm.; Engler, Pflzr. 4'": 15 

 (1916). 



10. S. bongardii Presl. Alaska Saxifrage. Plants 6 to 11 inches high, the 

 1 to 3 stems scape-like, arising from the basal tuft of leaves, the leaves of the 

 inflorescence reduced and bract-like ; herbage thinly puberulent, the leaves more 

 or less ciliate ; leaf -blades narrowly oblong to oblaneeolate, serrate above, con- 

 tracted gradually downward to a somewhat petiole-like or narrowly cuneate base, 

 the whole ^4 to 1% inches long; inflorescence paniculate, with many bulblets but 

 usually with a single flower terminating the branchlets ; flowers 3 to 4 lines wide ; 

 petals white, the 3 upper lanceolate ones slightly different from the 2 lower 

 spatulate-elliptic ones. 



Dry rocky places, 4000 to 5000 feet : Siskiyou Mts. North to Alaska and Mon- 

 tana. July. 



Loc. — Preston Peak (Madroiio 2:36). 



Refs. — Saxifraga bongardii Presl, Verh. Zool. Bot. Ges. Vienna 19:528 (1869), type loc. 

 Sitka, Bongard; Piper, Contrib. U. S. Nat. Herb. 11:315 (1906). 



11. S. bryophora Gray. Bud Saxifrage. Plants 2 to 8 inches high, the scape 

 ending in a raceme or slender panicle ; leaf -blades linear-oblong, acute, 3 to 8 lines 

 long, sessile or subsessile; pedicels soon deflexed; flowers solitary and terminal, 

 those along the axis or branches of the inflorescence replaced b}^ leaf -buds or bulb- 

 lets which fall to the ground and reproduce the species vegetatively ; calyx free from 

 the almost distinct ovaries, its lobes soon reflexed ; petals 2-spotted toward the base. 



High montane, in moist gravelly soil, 8000 to 11,200 feet : Sierra Nevada from 

 Tulare Co. to Nevada Co.; Mt. Shasta; mountains of western Siskiyou Co. July- 

 Sept. 



Locs. — Giant Forest, Tulare Co., K. Brandegee; Kearsarge Pinnacles, Bullfrog Lake, Jepson 

 848; Tamarack Mdw. near Dinkey Big Trees, A. L. Grant 1192; Lake of the Lone Indian, Fresno 

 Co., A. L. Grant 1549; Mt. Lyell, Jepson 3326; Benson Lake, Tuolumne Co., Jepson 4506; Echo 

 Ridge, near Echo Lake, Eldorado Co., Ottley 1173; Bierstadt Peak, Nevada Co., Davy 3188; 

 Mt. Shasta (Erythea 4:139) ; Marble Valley, Siskiyou Co., Butler 12. 



