996 Planie Lindheimeriane. 
conspersis. Flores aurei. — Genus eximium, Berlandicre et 
Engelmannie cognatum, diximus in honorem ejus acerrimi 
inventoris, qui floram Texanam largiter indagavit. 
494. L. Trexana, Gray & Engelm. in Proceed. Amer. 
Acad. 1. p. 47. In thickets and rocky Cedar woods, New 
Braunfels ; also Comanche Spring, &c. (638). Also gathered 
in Western Texas by Mr. Wright. This has been cultivated 
now for two seasons in the Cambridge Botanic Garden as 
an annual: it copiously produces its neat flowers through the 
summer, and until killed by autumnal frosts. 
+ Supnium waciniatum, Linn. Prairies and open woods, 
New Braunfels. July. 
425. ExcELMANNIA PrNNATIFIDA, Torr. & Gray, Fi. 2. p. 
983. E. Texana, Scheele in Linnea, 22. p. 155. Upper 
Guadaloupe, on rocky hillsides, and in dry and hard prairie 
soil. April. 
639.) E. prynatiripa ; var. foliis majoribus submembran- 
aceis. Comanche Spring, EM New Braunfels. 
496. PanTHENIUM HysrEROPBORUs, Linn.; Torr. & Gray, 
FI. 2. p. 248. Muskit Flats, near San Antonio, and in the 
streets of that town. April to October. 
427. Iva aNcusTIFOLIA, Nutt. in DC. Prodr. 5. p. 529; 
Torr. & Gray, Fl. 2. p. 279. Comanche Spring, &c., in 
rocky, moist soil, and in the dry bed of streams, in large 
masses. ‘Used in brewing beer, in place of hops.” 
498. Amprosia aptera, DC. Prodr. 5. pe 62k A. trifida 
B. Texana, Scheele in Linnea, 99. p. 156. Low grounds, 
New Braunfels. August. Closely allied to A. trifida, 
but readily distinguished by the marginless petioles, terete 
stems, and the quite different fruit. The fruit is much 
smaller, generally 8-ribbed, and merely 4—6-tuberculate. 
429. A. comowoPrrOLIA, Torr. & Gray, Fl. 2, p. 291; 
var. asperula, capitulis minoribus, fructibus interdum 6-tu- 
berculatis. A. Lindheimeriana, Scheele in Linnea, 92. p. 
156. Moist prairies, near New Braunfels. August. 
