452 PROCEEDINGS OF THE ACADEMY OF 



breviter petiolatis, 2 3-jugis cum impari sen opposite folioli, submucronatis; 

 pedunculis elongatis parvifloris, calycis longe lineari-acuminatis hirsutis, sti- 

 pulis parvis subulatis, leguminibus reflexis, valde quadrangulatis, rectis, acutis, 

 8 10-spermis. 



Near Fort Mason, Texas. June. 



12 18 inches high, with many stems from the same root. Leaflets }< an inch 

 loDg, leaves 1 1 inch long; pods 1 l inch in length ; spikes 3 4 inches. 



Amorpha T e x a n a, s. nor. Fruticosa, foliis magnis, foliolis 4 6-jugis, el- 

 liptico-oblongatis emarginatis mucronatis basi obtusis, breve petiolatis, subtus 

 glanduloso-pubescentibus supra glabris, spicis axillaribus vel capitatis glandu- 

 loso-tomentosis, folio parum longioribus, sublaxifloris, floribus breve pedicel- 

 latis, calycis dentibus, subaequalibus, ovatis, acutis, stylo exserto villoso, legu- 

 minibus subobovatis, arcuatis, acutis. 



On the Pierdeualis River. June. 



Shrub 4 5 feet high. Racemes and flowers brownish-red ; filaments and 

 style long, exserted ; leaflets 1 2 inches long and f 1 wide, the pairs at 

 intervals of about an inch from each other; corolla more than twice the length 

 of the calyx; flowers large in comparison with the other. species. 



Astragalus Brazoensis, s. nov. Erectus, glabriusculis, subsesfilifolius ; 

 stipulis trangulari-ovatis, acutis; foliolis obcordatis, 5 7-jugis, pedunculis 

 folio parum longioribus; floribus capitatis, ocroleucris ; calycis dentibus parvis 

 acuminatis, parce canescenti-pilosis ; leguminibus membranaceis, glabris. didy- 

 mis ; loculis monospermi3 ; seminibus reniformis glabris. 



Western Texas. June. 



6 8 inches high ; smooth or with a very few short, appressed wbite hairs ; 

 leaflets 3 lines long, the lowest pair near the stem. Legumes double the size 

 of those on Astragalus didymocarpus, Hook. 



Phaca (Astragalus) cretacea, s. nov, Tota parce canescenti-pilosa, sub- 

 acaulis diffusis; foliis longe petiolatis; foliolis 6 8-jugis, ovato-lanceolatis, 

 submucronatis ; scapo foliis parum longiori ; floribus capitatis ocroleucris ; 

 bracteis oblongo-Iinearis ; calycis dense pilosis, dentibus longe attenuatis, 

 leguminibus ovato-lanceolatis, acuminatis, coreaceo-membranaceis, incanis, 

 lato-falcatis, aut rectis. 



Cretaceous rocks, Northern Texas. May. 



Plant 4 6 inches high. Many leaves and scapes from a stem i 1 inch high. 

 Scapes and leaves nearly equal. Legumes 1 1$ inches long. Leaflets 4 lines 

 long and 2 3 lines wide. 



Baptisia T e x a n a, s. nov. Glabra, caule erecto ramoso; foliis palmato- 

 trifoliatis, breviter petiolatis; foliolis ovato-lanceolatis, acutis ; stipulis ovato- 

 lanceolatis, acuminatis, foliolis, triplo brevioribus, bracteis minutis, ovatis, 

 caducis ; racemis erectis brevibus ; pedicellis calycem aquantibus ; dentibus 

 calycibus lato-ovatis, acutis, floribus magnis breve pedicellatis ; legumine im- 

 mature lineari-lanceolati, stipati. 



Northern Texas. May. 



Plant H 2 feet high ; petioles 2 lines long; pedicels 34 lines in length ; 

 leaflets 1 inch long ; stipules -| in. in length ; flowers few, and not crowded. 



Cassia Tex an a, s. nov. Suffruticosa ; ramis et foliis glanduloso-pubes- 

 centibus, foliolis 14 18-jugis, lineari-oblongis, subfalcatis, 2 3 nervis margine ; 

 ciliatis ; stipulis ovatis, acuminatis ; racemis 1 2 floris folio subasquantibus ; 

 legumine lato lineari acuminato, 6 10 spermis. 



Sandy soil, Bastrop County. 



Stem diffusely branched and 6 10 inches high ; lowest pair of leaflets near 

 the stem, and each succeeding pair shorter to the apex, giving an ovate form to 

 the leaf. Flowers yellow and large; legume 1 2 inches long. 



[Dec. 



