232 Plante Lindheimeriane. 
+S. Rivpextin, Torr. & Gray. Fl. 2. p. 444. Rocky hill- 
tops, between the Upper Guadaloupe and the Pierdenales, 
and in open Post-Oak woods. October. 
446. Leria nutans, DC. Prodr. 7. p. 42. Cedar woods, 
in rocky soil, New Braunfels. March. . 
447. Apocon cracitis, DC.! Prodr.7.p.78. In patches, 
on high, rocky prairies, New Braunfels. April.— Larger in 
all its parts than the ordinary A. humilis, and perhaps to be 
distinguished from it. 
448 (& 650). Pinaropappus rosevus, Less. Syn. p. 143 ; 
DC. Prodr. 5. p. 99. Troximon Reemerianum, Scheele in 
Linnea, 22. p. 165. High, rocky prairies, between Bexar 
and New Braunfels. April. Ligule white, a little reddish 
on the back. Roots penetrating very deeply. 
(651.) Lycoprsmia apuyLua f. Texana, Torr. & Gray, 
Fl. 2. p. 485. Calcareous soil, New Braunfels. May, —It 
often bears a tuber at the apex of the long root. The margi- 
nal achenia are more or less attenuated upwards, as is also 
the case in the Florida plant. 
*,* No. 337, “ Linum Boottw 7. rupestre, p. 155, 1s cer- 
tainly a distinct species, as Dr. Engelmann had stated. It 
may be characterized as follows : — 
337. Linum rupestre (Engelm. ined.): perenne, glaber- 
rimum ; caulibus e radice lignescente plurimis strictis gracili- 
bus (1—2-pedalibus) striato-angulatis superne corymboso- 
paniculatis; foliis lineari-subulatis mucronulatis; glandulis 
stipularibus conspicuis post lapsum foliorum persistentibus ; 
pedicellis calyce subbrevioribus; sepalis ovatis cuspidato- 
acuminatis margine glanduloso-ciliatis petalis flavis multoties 
brevioribus; filamentis sterilibus dentibusque plane nullis; 
stylis a basi discretis ; capsula ovato-globosa calycem equanti- 
bus, loculis bilocellatis. — Growing from the crevices of naked 
rocks, New Braunfels, also gathered at Comanche Spring, 
