66 



arenosis Georgise vigens, caulibus virgaiis strictis ; foliis angusto- 

 linearibus elongatis acutatis striatulis sessilibus ; ochreis truncatis 

 setis capillaribus longissime barbatis ; floribus (incarnatis) race- 

 moso-spicatis ; spicis solitariis vel geminis, paniculatis, dense 

 imbricatim ochreato-brachteatis ; ochreis oblique truncatis in 

 acumen aristiforme productis ; pedicellis in medio articulatis. 



Brazoria. Calyx late campanulatus, bilabiatus (labio superiore 

 breviter 3-lobo, inferiore 2-lobo,) per anthesin inflatus, post an- 

 thesin e surrectione labii inferioris clausus, indistincte nervosus, 

 reticulato-venosus. Corolla tubo longe exsuto, fauce inflata ; 

 limbi bilabiati labio superiore erecto subgaleato breviter bilobo 

 vel integro, inferiore profunde trifido, lobis rotundatis patentibus 

 seu recurvis. Stamina 4, sub labio superiore adscendentia : 

 filamentum supra medium corollas adnata, ubi pilosa, inferioribus 

 eminentibus : antherse approximate ; loculis distinctis divaricanti- 

 bus ad rimam pi. m. ciliatis. Stylus glaber, apice eequaliter 

 bifido, lobis subulatis. Achenia sicca. — Herbse annuse, Texanse, 

 facie foliis et inflorescentia Physostegise. Corolla incarnata, fauce 

 luteola. 



Species 



Ranunculus texensis, 



" trachyspermus, 



Hypericum gymnanthum, 



Sida lindheimeri, 



Gaura lindheimeri, 



Helianthus prcecox, 



Cuscuta cuspidata, 



Solanum texense, 



Scutellaria cardyophylla, 



Monarda lindheimeri, 



Pilinophytum lindheimeri, 



Sagittaria stolonifera, 



Spiranthes vernalis, 



Scilla angusta, 



Spartina junciformis, 



Scirpus olneyi, 



Vesicaria auriculata, 



Mammilaria similis, 

 " sulcata, 



Described. 



Echinocactus setispinus, 



" lindheimeri, 



Cereus csespitosus, 

 Asclepias lindheimeri. 

 Gonolobus cynanchoides, 

 Lithospermum breviflorum, 

 Eutoca strictiflora, 

 " patuliflora, 

 Brazoria scuttellarioides, 

 Dipteracanthus micranthus, 

 " drummondii, 



" linearis, 



" nudiflorus. 



Polygonum cristatum, 

 Arislolochia longiflora, 

 Euphorbia arkansana, 



" bicolor, 



Aphora humilis, 

 Tragia brcvispica, 

 Sisirincum minus. 



