— 105 — 



apice non incrassati, fnictibiis nialuris ciiam filiformes, 6-7°"" longi, primuni citcIo- 

 appicsbi, (loin paliili, infeiioies inciirvi. Geiiiinœ paivœ, ovniae. Flores parvi. Caiyx deci- 

 duus; corolla calycem paulo superans, pallide flava, petalis filifoniii-spathulatis; autherae 

 corollam excedentes. Siliquae tcreles, graciles, 22""" longae, uiaturae glabiescentcs, 

 priinum ereclo-ascendenles, dein patuloe, pedicelli ductuni proferentcs, loslro brevi 

 lineari, sligmatc capitale, valvis uninervis, dissepiinenlo opaciorc, c cellulis variiforniibus 

 constante qiiaruni parictes maxime uiidnlati, paulum incrassati. Semina pallide fulva, 

 1-2-ordinata. 



Crescit circa J/cx^'co (Berlandier). — v. sp. in licrb. DC. 



82. S. Bcrlandierl n. sp. 



Planta annua, pilis slellatis obsita. Caulis simplex aut rauiosus, cyliudricus, striatiis, 

 30-60 cent, altus. Folia caulina sessilia, lanccolata, dcntata, exauriculata . Pedicelli ereclo- 

 approssi, (loribus œqiiilongi, maturis fruciibus etiam filiformes, apice vix dilatati. S"" 

 longi. Genmiae ovata?. Calyx patulus, sepalis lineavibus, violascentibus; corolla calycem 

 sicul et slaiiiina paulo .superans, petalis roseis, limbo orbiculari ia unguem limbo lon- 

 giorem snbilo coarclala. Torus evillosus brevissinms, adeo tit in aliquol friictibiis vix 

 conspicuus, quare i)lanta in génère Thebjpodio a nobis non locata. Siliquae rigidœ, pilis 

 stellatis conspersœ, reclaî v. paulum incurvœ, erecto-appressae, pedicillo obliquo rectius 

 insidentes, ù0-i5 spermae, racemos iongos eWingentesj rostro brevi, stigmate lerminali 

 obtuso, valvis uninervis, plano-concavis, intus lae\ibus, dissepimento translucido, e cel- 

 lulis polymorphis constante, quarum parielcs recti v. curvi, tenues, et e fibris aliquot 

 longitudinaliter currentibus. Semina biordinata. 



Crescit in imperio mexicano prope Mexico (Berl. l'xsicc. n. 570), julio florcns. — 

 V. sp. inherb. Mus. paris, et DC. 



83. S. virgatuin Nutt. mss. iii Torr. et Gray FI. of north Am. i, 93. Asa Gray in 

 Proceed. of the Acad. of Philad. p. 57. Walp. Rvp. i, 1C6. 



Planta biennis, pilis canescentibus, simplicibus v. stellatis birsuta. Caulis palmaris, vir- 

 gatus, a basi ramosus. Folia lanccolato-linearia, S-G"""" iata, amplexicaulia, inferiora in- 

 tégra V. deniiculata. Corolla peialis pallide i)urpureis, obovalo-spatlmlatis, obtiisis. Siliquae 

 fere teretes, erecl£e, pcdicellumquadruplofcrcsuperantes, dissepimento translucide nervo 

 centrali notato. Semina biordinata. 



Crescit in montibus Scopulosis. 



Sect. XI. BoriEAS. 



Herbœ V. sulTrulices boréales v. monticuke. Folia linearia, pectinato-pinnatifida v. sub- 

 inlcgra. Pedicelli recti. Flores parvi. Siliquae elougatœ. 



E. FOlnNIER. 14 



