964. 
MISSOURI BOTANICAL GARDEN, 
SILPHIUM ASPERRIMUM Hook. L.510b. (New Braun- 
fels. March 1851). 
S. scABERRIMUM Ell. L.37. Comanche Spring. May 
1849, (257). 
SoLIpAGO CANADENSIS L. var. aameseic Gray. L. 153. 
Comanche Spring. Oct. 184 
Upper surface of the leaves somewhat too scabrous for the 
sical “at of the variety. 
S. cANADENSIS L. var. scaBra T. & G. L. 479. (New 
Braunfels). Oct. 1850 
Varying nearly to the typical form of the species in some 
specimens. 
S. NEMORALIS Ait. L. 156. Comanche Spring. Oct. 
1849. (p. 223). 
S. rapuLA Nutt. L. 152. Comanche Spring. Oct. 
1849. (p. 223). 
S. rapuLA Nutt. var. rorunpiFoita (DC.).  L. 391. 
New Braunfels. Sept. 1850. S. rotundifolia DC.; 
S. scaberrima T. & G. 
Tall plants with the leaves on the flowering branches greatly 
reduced. : 
8. speciosa Nutt. var. ricipruscuLa T. & G. L. 178. 
(Comanche Spring). Oct. 1849. (417). 
TETRAGONOTHECA TEXANA Gray & Engelm. IL. 544. 
(New Braunfels). Oct. 1851. (258, 431). 
THELESPERMA SIMPLICIFOLIUM Gray. L. 580. (New 
Braunfels. May 1851). TJ. subsimplicijolium Gray. 
VERNONIA INTERIOR Small. L. 393. New Braunfels. 
Aug. 1850. 
V. LinpHEMERI Gray. L. 127. Comanche Spring. 
July 1849. (408). 
Fairly representative of the type. 
VIGUIERA HELIANTHOIDES HBK. L. 184? Comanche 
Spring. Oct. 1849. (434). 
V. HELIANTHOIDES HBK. L. 476. (New Braunfels). 
Oct. 1 
ZEXMENIA HISPIDA Gray. L. 137. Comanche Spring. 
July 1849, (436). 
