_ INDEX TO AMERICAN BOTANICAL LITERATURE 443 
Rose, J. N. Additional notes on Mexican plants of the eae Ribes. 
Smithsonian Misc. Coll. 50: 32. 1 My 1907. 
Ribes madrense Coville & Rose sp. nov. 
Rose, J. N. Cactus Maxonii, a new cactus from Guatemala. Smith- 
sonian Misc. Coll. 50: 63, 64. p/. 6. 15 Je 1907. 
Rose, J. N. & Painter, J. H. Morhil/ia, a new name for: the genus 
Chitonia ; with description of a new species. Smithsonian Misc. 
Coll. 50: 33, 34. 1 My1 
Includes description of sie PS 6 acuminata Rose & Painter sp. nov., native of 
Mexico 
Ry dherw: P. A. Linnaeus and American botany. Science II. 26: 
65-71. 19 Jl 1907. 
Sargent, C.S. The black-fruited Crataegus of western North Amer- 
ica. Bot. Gaz. 44: 64-66. 20 Jl 1907. 
Schreiner, 0. & Reed, H. S. The production of deleterious excre- 
tions by roots. Bull. Torrey Club 34: 279-303. fz. 26 Jl 1907. 
Shear, C. L. New species of per Bull. Torrey Club 34: 305-317. 
26 jl cael 
New sp d zonium, Sporotrichum, Cladosporium, eguabepnceanay 
Phyllosticta, ‘Rshiwunsine, pe ta, Sporonema (2), Plagiorhabdus gen. nov. (2), 
Leptothyrium, Naeet Ceuthospora, Bothrodiscus gen.- nov., cine. 
Acanthorhynchus gen. nov., Gloeosporium, Guignardia, and Ustilago. 
Sheldon, J. L. The taconeay of a leaf-spot fungus of the apple and 
other fruit-trees. Torreya'7: 142, 143. 19 Jl 1907. 
Smith, K. P. Pennsylvania wild flowers. Am. Bot. 12: 115, 116 
Je 1907. 
Stapf,O. A new rubber tree: Palo amarillo. (Euphorbia fulva 
Stapf; syn. Z. e/astica Altamirano and Rose, not of Jumelle.) Kew 
Bull. Misc. Inf. 1907: 294-296. Jl 1907. 
Native of Mexico, 
Stapf, 0. Phyllodoce Breweri. Curt. Bot. Mag. IV. 3:2. 81746. 
Jl 1907. 
Native of California. 
Stejneger, L. The origin of the so-called Atlantic animals and plants 
of western Norway. Smithsonian Misc. Coll. 48 : 458-513. A/.67-70. 
4 My 1907. 
Stokey, A.G. The roots of Lycopodium pithyotdes. Bot. Gaz. 44: 
57-03. fi. 6, O +f. 7-- 20 Ji 1907. 
Thériot, I. Grimmia Dupreti n. sp. Bryologist 10: 62-64. A/. 8. 
5 Jl 1907. 
Native of Quebec. 
