122 PROCEEDINGS OF THE AMERICAN ACADEMY 



Antiphytum Parrti. Perennial (?), low (2 to 4 inches high), 

 branching from the base, stems ascendiug, canescent with a somewhat 

 silky and substrigose pubescence: leaves linear-oblanceolate, 2 to 4 

 lines long; flowers nearly sessile, axillary: calyx-lobes linear, 2 lines 

 long : nutlets granulate, the sessile triangular-ovate scar with a narrow 

 slightly raised margin and minute central perforation. — G18 Parry & 

 Palmer (with some Heliotropium confertifuUum), collected by Dr. 

 Parry, in August, 1878, between San Luis Potosi and San Antonio. 



LiTHOSPERMUH SPATHULATUM, Mart. &, Gal. In the Sierra 

 Madre, south of Saltillo (899) ; a low hispid form. 



LiTHOSPERMUM Matamorense, DC, At Guajuco (901) and 

 Monterey, Nuevo Leon (902). Referred by Hemsley to Eritrichium. 



LiTHOSPERMUM ANGUSTiFOLiUM, Michx. At Lerios, in the mount- 

 ains east of Saltillo (900), the small-flowered form, and with nutlets 

 not punctate. Also a variety with laxer habit, broader leaves, and 

 larger flowers; in the Caracol Mountains (897), and at Soledad, 

 Coahuila. 



LiTHOSPERMUM STRiCTUM, Lehm. Near San Miguelito, San Luis 

 Potosi (728 SchafFner) ; G20 and 622 Parry & Palmer. 



LiTHOSPERMUM DISTICHUM, Ort. In the San Miguelito Mountains 

 (729 Schaff'ner); 621 Parry & Palmer. 



LiTHOSPERMUM Palmeri. Pereimial, herbaceous, tall and erect 

 (2 feet high), pubescent with mostly very short strigose hairs : leaves 

 sessile, ovate-oblong, acute or short-acuminate, 1 to 2 inches long : 

 flowers axillary, on pedicels 3 to 6 lines long : calyx villous below, 

 the linear acuminate lobes 6 to 8 lines long ; corolla cream-yellow, 

 nearly an inch long, tomentose, cylindrical, contracted at the naked 

 throat, with small rounded spreading lobes : style as long as the 

 corolla : nutlets not punctate, nor much contracted above the base. — 

 In the Sierra Madre, south of Saltillo, Coahuila (903). With the 

 habit of an Onosmodium. 



Ipomcea cardiophylla, Gray. At Soledad, Coahuila (904). 

 The peduncles mostly several-flowered, longer than the petioles. 



Ipom(EA Mkxicana, Gray. At Soledad (905). 



Ipomcea Lindheimeri, Gray. At Soledad (906). 



Ipomcea commutata, Roem. & Schult. At Soledad (907). 



Ipomcea sinuata, Ort. At Uvalde, Texas (908). 



Ipomcea tkifida, Don, var. Torreyana, Gray. At Bluffton, 

 Texas (909). 



Ipomcea muricata, Cav. In the Sierra Madre, south of Saltillo 

 (910). 



