158 REPORT OF AN EXPEDITION DOWN THE 



L. myrtifolivs , Muhl. ; Torr. and Gray, Fl. 1. p. 275. Laguna Enematio ; 

 October. 



Phaseolus leiospermus, Torr. and Gray, Fl. 1, p. 280. Laguna Enematio. 



Psoralea floribvnda, Nutt., in Torr. and Gray, Fl. 1, p. 300. Zuiii moun- 

 tain ; August ; and Bill Williams's river ; October. 



Jlmorpha fruticosa, Linn ; Torr. and Gray, Fl. 1, p 305. Bill Williams's 

 river ; not in flower. . 



Eysenhardtia amorphoides, H. B. K. ; Gray, PI. Lindh., 2, p. 173; and PI. 

 Wright. 1, p. 45. Rio Zurii. 



Glycirrhiza lepidota, Nutt. Gen. 2, p. 106 ; Torr. and Gray, Fl. 1, p. 298. 

 Rio Laguna ; August, (fruit.) 



Trifolium involucrutum, Willd. ; D. C. Prodr., 2, p 204 ; Gray, Plant. 

 Fendl., p. 33. Laguna Enematio ; October. 



T. Indentation, Lindl. Bot. Reg., t. 1070. T. involucratum, Torr. and Gray, 

 Fl. 1, p. 318, non. Willd. Ojo Pescado, on the Zuni ; August. 



Hosackia Wrightu, Gray, PI. Wright. 2, p. 43. Laguna Enematio and San 

 Francisco mountains ; October. 



The peduncles of all the flowers in our specimens are extremely short. The 

 stem is suftrutescent. 



Oxytropis Lamberti, Pursh ; Torr. and Gray, Fl. 1, p. 339. San Francisco 

 mountain ; October. 



Astragalus Fendleri, Gray, PI. Wright., 2, p. 45. Phaca Fendleri, Gray, PI. 

 Fendl., p. 36. Western borders of New Mexico ; October, (in fruit.) 



A. Missouriensis, Nutt. Gen. 2, p. 99; Torr. and Gray, Fl. 1, p. 331. On 

 the Rio Grande, below Dona Ana ; July. 



Lupinus Mexicanvs, Lagasca ; Gray, PI. Wright. 2. p. 49. San Francisco 

 mountain ; October. 



Our specimens agree very well with Wright's 1020 of Coll., 1851. 



L. pusillus, Pursh ; Torr. and Gray, Fl. 9, p. 374. Zuiii mountains ; August. 



Algarobiaglandv.losa, Torr. and Gray, Fl. 1, p. 399 ; Gray, PI. Wright. 1, p. 

 60. On the Rio Colorado ; November. 



Acacia Greggii. Gray, PI. Wright. 1, p. 65. On Yampai creek. The speci- 

 mens are without flowers or fruit. 



Strombocarpa odorata, Prosopis adorata, Torr., in Frem. 2d report, 1, p. 313, 

 t. 1. On the Rio Colorado of the west. 



ROSACEA. 



Cercocarpus pavifolius, Nutt., in Torr. and Gray, Fl. 1, p. 427. Bill Wil- 

 liams's river ; October, (fruit.) 



