(39) 
3. Rhodiola Alaskana Rose, sp. nov. 
Resembling #. zxtegréfolia, a usually taller and more slender 
(often 20 cm. high), usually quite pale and appearing glaucous in 
herbarium specimens; leaves Arent acute, 2-2.5 cm. long, 
strongly toothed in the upper third, drying very thin; petals 
purplish, obtuse; carpels 4-6 mm. long, gradually tapering into a 
slender style 1-1.5 mm. long. 
Coast of southern Alaska. Type from Misty Harbor, Nagai 
Island, Alaska, C. H. Townsend, July 22, 1893. 
4. RHODIOLA INTEGRIFOLIA Raf. Atl. Journ. 1: 146. 1832. 
Sedum rhodioloides Raf. @. c. 1832. 
Sedum Rhodiola Torr. Ann. Lyc. N. Y. 2: 206. 1827. Not 
DC. 1805. 
Sedum frigidum Rydb. Bull. Torrey Club, 28: 282.  1gor. 
High mountains of Colorado, Nevada and California to Alaska. 
5. RHODIOLA POLYGAMA (Rydb.) Britton & Rose. 
Sedum polygamum Rydb. Bull. Torrey Club, 28: 283. 1gor. 
Mountains of Colorado 
6. RuopioLa RoANENsis Britton. 
Sedum Roanense Britton; Small, Fl. So. U. S. 497. 1903. 
Stems tufted, stout, oe .5-2.7 dm. high; leaves oblanceo- 
late, entire, or rarely with a few minute teeth, obtusish or acute, 
narrowed at the base, 2-3 cm. long, 5-9 mm. wide, the aaa 
ch smaller and shorter; cymes dense, 2-3 cm. broad; flower 
ee short-pedicelled; petals lanceolate, purple, or purplish ; fll 
cles 8-10 mm. long, the short widely spreading beak about 1 
long. 
On Roan Mountain, Mitchell Co., N. C. Type, collected by 
Jj. K. Small and A. A. Heller, July 16, 1891. 
SEDUM L. Sp. Pl. 430. 1753. 
Sedum muscoideum Rose, sp. nov. 
Perennial, with branching creeping stems; leaves appressed, and 
closely set on the branches, minute, thickish, obtuse; ee 
much reduced, consisting of 1 or 2 sessile flowers at the ends of the 
branches; calyx-lobes obtuse, ovate, 1 mm. long; corolla yellow ; 
petals lanceolate, 3.5 mm. long, a little longer than the stamens. 
Arriba de Papalo, Oaxaca, Conzatti & Gonzales, 1898 (no. 777). 
Closely resembling Sedum cupressoides, but with yellow flowers. 
Mr. Hemsley has compared the material with his type of the latter 
species and agrees with me that it is different. 
