Plante Lindheimeriane. 219 
invol. squamis ovalibus obtusis abrupte mucronatis ; pappo 
plumoso achzenio pubescente vix longiore; caudice’ globoso. 
— Capitula (3—5 flora) et flores magnitudinis illorum L. tenui- 
ore. Texas, Berlandier, Lindheimer ; near Houston, and 
near the mouth of the Brazos. 7 ; 
L. acidota : capitulis in spicam strictiusculam sepius elon- . 
gatam digestis; invol. squamis oblongo-lanceolatis (extimis 
tantum ovatis) purpurascentibus, sensim acuminato-cuspidatis ;. 
pappo plumoso achenio puberulo subglabrove longiore; cau- 
dice perpendiculari inerassato e cormo globoso. — Capitula 
(sepius 3-flora) squamze floresque iisdem L. mucronate duplo 
majora. Western Louisiana, Hale: Texas, Drummond, 
Lindheimer. i 
13. L. ACIDOTA, 8 vrERNALIS: caulibus humilibus (spi- 
tham. — pedal.) multicipitibus ; spicis brevibus laxiusculis ; ca- 
Pitulis sepius 4—5-floris. — Wet, sandy prairies, near Houston. 
April, May. . 
74. L. pvcwosrAcuxa, Micha. Houston to the Brazos. 
August. | zh 
75. Evparorium ROTUNDIFOLIUM, Linn. Houston. Aug. 
T6. E. ixcanNaTUM, Walt. Thickets near Houston. Sep- 
tember — October. (This delicate species, which is quite rare 
Ih herbaria, grows abundantly on the rocky banks of the 
French Broad River, North Carolina, about ten miles below 
Asheville.) 
TI. Mreanta scannens, Willd. Houston, &c. 
78. Aster PHYLLOLEPIS, Torr. & Gr. Fl. Il. p. 113. 
Prairies, Houston. June — October. 
RIGERON scaposum, DC. Quicksands of the downs 
of Galveston Island. April, and continuing to flower unti 
October, "e 
80. Guriraukza Texana, Torr. & Gr. Fl. I. p. 194. 
Dry, barren soil, Houston. September — October. 
81. Sorrmpaco nitipa, Torr. & Gr. Ll c. Prairies on 
an a Bayou, 50 miles south of Houston. September, 
