168 
BOTANY. 
Pinaropappus roseus, Less.; DC. Prodr. 7, p. 99. Western Texas ; April. 
Lygodesmia aphylla, DC. var. Texana, Torr. and Gray , FI. 2, p. 484. Western Texas; 
April. 
Pyrrhopappus grandiflorus, Nutt.; Torr. and Gray , FI. 2, p. 495. Big Springs of tlie 
Colorado, &c.; April. 
CAMPANULACE2E. 
Dysmicodon ovatum, Nutt, in Trans. Amer. Phil. Soc. (n. ser.) 8, p. 256. Specularise sp. 
Torr. Mss. Western Texas ; April to May. 
Dysmicodon perfoliattjm, Nutt. 1. c. Campanula perfoliata, Linn. Specularia perfoliata, 
Alph. DC. Prodr. 7, pars 2, p. 490, (in part.) With the preceding. 
PLANTAGINACEiE. 
Plantago Virginica, Linn. Llano Estacado, and on the Colorado ; March, April. 
Plantago gnaphalioides, Nutt. Gen. 1, p. 100. On the Pecos ; March. 
PRIMULACEiE. 
Dodecatheon Meadia, Linn. Western Texas ; May. 
ACANTHACEiE. 
Stenandrium barbatum, (n. sp.; Plate IY) : dwarf, multicipital, bearded all over with long 
and shaggy white hairs; scape at first shorter than the ohlanceolate, or narrowly spatulate, 
entire, and scarcely petioled radical leaves ; hracts oblong-lanceolate, acute, entire, nearly 
equalling the corolla; anthers bearded on the hack and tip ; stigma funnel-form, its oblong 
margin not ciliate ; capsule oblong, 4-seeded. On the Pecos ; March. First collected by Mr. 
Wright on a lower part of the same river. It is No. 1428 of his distributed collection. 
Dipteracanthus strepens, Nees in DC. Prodr. 11, p. 121. Western Texas ; April, May. 
Calophanes oblongifolius, Don; Nees in DC. Prodr. 11, p. 107, and var. Texensis, Nees. 
Western Texas ; April, May. 
SCROPHULARIACEiE. 
Linaria Canadensis, Don. On the Pecos, Llano Estacado,.and Western Texas; March, May. 
Veronica peregrina, Linn. Llano Estacado, &c.; March. 
Pentstemon Cob^a, Nutt.; Benth. in DC. Prodr. 10, p. 326. Western Texas ; April, May. 
Pentstemon grandiflorus, Nutt, in Fras. Cat.; Benth. in DC. 1. c. Near Fort Chadbourne ; 
May. 
Pentstemon albidus, Nutt. Gen. 2, p. 53. Upper Colorado, Texas ; April. 
Pentstemon Fendleri, (n. sp.; Plate Y): erect, glabrous throughout, glaucous; leaves cori¬ 
aceous, entire, the radical ones ovate or ohovate, and tapering into a short petiole, the cauline 
ovate or oblong, and closely sessile ; flowers cymulose, or sometimes subsolitary in the axils of 
the upper leaves and ohovate hracts, forming a strict interrupted panicle or series of apparent 
verticils ; segments of the calyx ovate, with scarious margins ; corolla (blue or purple) funnel- 
form, scarcely bilabiate, sparsely bearded or smooth in the throat; sterile filament dilated and 
densely (yellow) bearded at the summit. On the Pecos and Llano Estacado ; March, April. A 
species which occurs in all the collections made in this region, and is considerably variable in 
size, foliage, the number of the flowers, (which are handsome, and eight or ten lines long,) the 
size of the bracts, &c. It is most nearly related to P. acuminatus and P. nitidus, especially to 
the latter. 
