SYNOPSIS OF THE SPECIES OF DIOSCOREA. 17 



Minnesota. — Chisago County, B. C. Taylor, August, 1S92 ; Olmsted County, 

 Mrs. George AinsUe, May 28, 1895; Washington County, H. Eggert, July 12, 

 IS'92; Winona County, J. M. Holzinger, August 21, 1888. 



Indiana. — Allen County, C. C. Deam, 1157; Blackford County, C. C Deam, 

 1101: Grant County. C. C. Deam, 2177; Huntington County, C. C. Deam, 2146; 

 Kosciusko County, C. C. Deam, 3205; Noble County, C. C. Deam, 316; Parke 

 County. H. H. Bartlett, June 25, 1903 ; Posey County. C. C. Deam, 910 ; Steuben 

 County, C. C. Deam. June 16, 1903; Tippecanoe County, //. B. Dorner, July 4, 

 1901 ; Wells County. C. C. Deam, 4. 



/////iois.— Champaign County, M. B. Walte. June 28, 1886; Cook County. A. 

 Chase, June 1, 1896; Dupage County, L. M. Umhach, August 18, 1897, June 16 

 and July 2, 1898; Henderson County, H. N. Patterson. 439.14; Marshall County, 

 T'. H. Chase. 14SS; Peoria County, F. E. McDonald, July, 1893; St. Clair County, 

 H. Eggert, June 24, 1875, and August 28. 1878 ; Stark County, V. H. Chase, 623 ; 

 Rock Island County, C. C. Parry. July, 1865; Vermilion County, M. B. Waite, 

 June 24, 1886. 



Iowa. — Fayette County. B. Fink, 472; Henry County, ./. //. Mills, 531; Johnson 

 County, F it z pat rick, June, 1896; Pottawattamie County, F. V. Hayden, July 5, 

 1853; Scott County, C. C. Parry; Story County, A. 8. Hitchcock; Winneshiek 

 County, E. W. D. Holway, June 30, 1882. 



Missouri. — Boone Couuty, F. P. Daniels, June 13, 1903; Caldwell County, 

 J. E. Totvnsend. September, 1869 ; Cole County, 0. Kraiise, June. 1867 ; Greene 

 County, J. ir. Blankinshii). 2477; Jasper County, F. J. Palmer, 527; Jefferson 

 County, H. Eggert. June 26, 1892; St. I.ouis County, H. Eggert. June 14. 1893. 



Kansas. — Cherokee County, A. 8. Hitchcock, 830 (pro parte) ; Miami County, 

 J. H. Oyster. 



Oklahoma.— District 2. Indian Territory, B. F. Bu.sh. 11.37. 



The following specimens of the variety glahrifoUa hcive been 

 examined : 



Connecticut. — Middlesex County, Sf. B. Buckley, September, 1835; New Haven 

 County, Robbins. 



PeH».s-///rf/»i(/.— Philadelphia County, S. 8. Van Pelt. July 10. 1908. 



Maryland. — Prince Georges County, //. H. Bartlett, 1873. 



Tennessee. — Playwood County. S. M. Bain, 321. 



Missouri. — Boone County. F. P. Daniels, June, 1903; Cass County, O. C. 

 Broadhead, June, 1865; Jasper County, B. F. Lutman, August 1, 1901, and E. J. 

 Palmer, 832 ; Saline County. William Trelease, June 23, 1886. 



Kansas. — Cherokee County, A. 8. Hitchcock. 830 {pro parte). 



Arkansas. — St. Francis County, William Trelease, August 20, 1897; Sebastian 

 County, J. M. Bigelow, in 1853-54. 



Texas. — Harris County, J. F. Joor, June 20, 1877; Upshur County, J. Rever- 

 shon, 2497 and 4033, 



4. Dioscorea hirticaulis Bartlett." Rhizome less than 1 cm. in 

 diameter, simple or rarely forked, nearly straight, bearing short lat- 



^Dioscorea hirticaulis sp. nov. Rhizoma horizoutale, plerumque simplex vel 

 raro furcatum, usque ad 50 cm. longum, crassitudine ca. 8 mm. ; ranuilis panels 

 lateralibus abortivis quam rhizomate multo tenuioribus, 0.5-2 cm. longis; 

 caulium cicatricibus saepe inter se 10-12 cm. distantilius saepe binis trinisve 

 approximatis. Caulis gracilis scandens flexuosus 2-3-nietralis, hirtellus. Folia 

 infima 3 verticillata vel propinqua. superne alterna. laniinis eordatis 7-9 nerviis, 

 supra glabris subtus griseo-pubescentibus, margine saepissime repaudis ; petiolis. 

 189 



