384 SAXIFRAGACEAE 



11. HEMIEVA Raf. 



Glandular-pubemlent perennials, with a very short bulbiferous rootstock and 

 fibrous roots. Blades of basal leaves ternately divided, with crenate lobes : stem- 

 leaves with more or less developed stipules. Flowers in a corymbiform 



mum 



, , , ^- Ti . ,- - . -J- Sepals 5, tri- 



angular-lanceolate. Petals o, obovate, short-clawed. Stamens 5, opposite to 



the sepals, erect, inserted on the outer margin of a thick disk; filaments filiform, 

 (jynoecium half mferior, 2-celIed, with axial placentae; styles distinct. 



1 h ?• ranunculifolia (Hook.) Raf. Stem about 2 dm. high, more or less 

 glandular-pubescent; lower leaf-blades ternately divided to the base, the middle 

 division broadly cuneate, 1-2.5 cm. long, and rounded 3-Iobed, the lateral ones 

 oblique and 4-lobed; uppermost leaves sessile, 3-lobed at the apex; hypanthium 

 about 2 mm. long; sepals about 2 mm. long; petals white or ochroleucous. Saxi- 

 fraga ranuncuhfoha Hook. Wet rocks in the mountains: Alta.— B.C.— Mont 

 ^-Ore. Mont.Subalp. Je-Jl. 



12. SUKSDORPIA A. Gray. 



Slender, glandular-pubescent perennials, with a bulblet-bearing rootstock ; 

 Howermg shoots axial, leafy. Blades of basal leaves reniform, merely crenate; 

 stem-leaves with stipules. Inflorescence a few-flowered panicle. Hypanthium 

 deep y campanulate or urn-shaped, adnate to the larger portion of the gynoecium. 

 bepals 5, lanceolate, erect. Petals 5, long-clawed, purple or rose, occasionaUy 



itlv r?Jr*'V.,.?*l^,?!i^^'„„TP.°^i^^ .^V ««P-1^-- disk obsolete; anthers 



With axial, many-ovuled placentae, almost 



truncate. Capsule dehiscent between the 



almost 

 wholly 



styles. 



noecium 



cent, leaf-blades 1-3 cm. wide, more or less puberulent; upper stem-leaves 



1-4-toothed 



fiuit b-7 mm. long; sepals about 2 mm. long; petals pink, 5-7 mm. long. Wet 

 cM, near streams: Wash.-Mont.-^Ida.-Om SubmonL Ap-Je. 



13. SULLIVANTIA T. & G. 



Perennial acaulescent slender herbs, with small rootstocks and scape-like 

 Stems. Leaves alternate, mostly basal, only one on the lower part of the stem ; 

 blades reniform to orbicuhir m outHne, shallowly lobed and often coarsely toothed 

 cordate at the base, long-petioled . Flowers in panicled cymes. Hypanthium 

 campanulate longer than the calyx. Sepals 5, erect. Corolla white or whitish, 

 fT f "ir -f- 5 persistent, clawed. Stamens 5; filaments subulate. Ovan^ 

 fully half-mf erior the carpels united up to the beaks. FolHcles erect, well included 

 in the drooping hypanthium. Seeds winged. 



.uh ?• Hapemanii (Coult. & Fisch ) Coulter. Stems 1-2 dm. tall, sparingly 

 glandular-pubescent ; leaf-blades reniform or orbicular-reniform. 2-8 5 cm in 

 diameter, rather shallowly lobed, the lobes coarsely toothed; sepals' ovate or 

 oblong-ovate, 1.5-2 mm long; petals 3 mm. long; foUicles 4-5 mm lone Heu- 



&r ^^TT? ^'''?*- f ^iS'^- V'!'''' P^^rpudi Brand. Therofon Purpusii 

 Mont' Jl ''"'"'''^'''" ^- ^^^^- ^o^ky places: Wis.-^Minn.— Wyo.-Colo. 



14. THEROPHON Raf. 



Glandular-pubescent perennial herbs, with scaly rootstocks. Flowers per- 

 fec pamculate, on leafy lateral shoots. Leaf-blades reniform, varSy c^left 

 or lobed; stipules usuaUy present. Hj-panthium adnate to the lower half of the 

 ovary Sepals 5, lanceolate or ovate-lanceolate. Petals 5, white obovate or 

 spatulate often short-clawed. Stamens 5, with short filaments opposite to the 

 r^dtHr,2'I7. and capsule usually 2-celled, opening between theXaks; styles 

 2, distmct and m fruit formmg two divergent beaks. Placentae axial" seeds 

 numerous, with a shmmg mmutely punctate testa. [BoyHniaNnttTnoi S!] 



