Plantce LindheimeriancB. 225 



Guadaloupe, north of New Braunfels, in large patches. 

 September. 



(636.) Melampodium cinereum, DC. Prodr. 5. p. 518; 

 Gray, PL Fendl. p. 78. M. leucanthum, Torr. Sf Gray, Fl. 

 2. p. 271. Roc y declivities, Upper Pierdenales. May — 

 October. — The plant is ornamental in cultivation, and bears 

 a profusion of blossoms through the whole season. 



(637.) Polymnia Uvedalia, Linn. ; Torr. fy Gray, FL 2. 

 p. 273. Bottom woods of the Guadaloupe. September. 

 " Rays short, rarely seen." But plants raised from the seeds 

 in the Botanic Garden, develop rays of nearly the usual size 

 for this species. 



423. Berlandiera Texana, DC. Prodr. 5. p. 517. Mar- 

 gin of woods, in dry, stony soil, New Braunfels. May. 



424 (638). Lindheimera, Gray &f Engelm. 



Capitulum multiflorum, monoicum ; floribus radii 4-5 

 ligulatis, foemineis, ad axillas squamarum involucri inte- 

 riorum sitis ; fl. disci circiter 20, tubulosis, sterilibus. In- 

 volucrum duplex; exterius e squamis 4-5 laxis linearibus 

 foliaceis ; interius totidem membranaceo-foliaceis oblongis 

 planis disco longioribus. Receptaculum planum, paleis char- 

 taceis ovaria sterilia amplectentibus onustum, binis exterio- 

 ribus basi cujusque squam. inter, invol. adnatis, persistentibus. 

 Ligulae ovales, breviter tubulatse, involucrum vix superantes : 

 corolla disci 4- 5-dentata. Styli fl. ster. filiformes, indivisi, 

 hispidi. Achenia radii ovalia, obcompresso-plana, marginato- 

 alata, intus subcarinata, carina apice in dentem parvum re- 

 flexum producta, alis in pappum 2-dentatum extensis ; disci 

 abortiva. — Herba monocarpica, erecta, scabro-hispida ; caule 

 dichotomo; pedunculis subcymoso-paniculatis gracilibus mo- 

 nocephalis ; capitulis nutantibus ; foliis imis alternis grosse 

 dentatis, ceteris oppositis sessilibus oblongo-ovatis basi hinc 

 inde dentatis, summis pedunculisque glandulis patelliformibus 



