34 Field Museum of Natural History Botany, Vol. II 



State of Nuevo Leon: valley near Monterey, altitude 500 m., 1 Septem- 

 ber, 1903, C. G. Pringle, no. 11671 (hb. Field Museum). State of San 

 Luis Potosi: San Diequito, 13-16 June, 1904, Dr. Edward Palmer, 

 no. 139 (hb. Field Museum). State of Morelos: hills near Yautepec, 

 altitude 1220 m., 21 October, 1902, C. G. Pringle, no. 11081 (hb. Field 

 Museum); near Cuernavaca, altitude 1525 m., 11 September, 1903, 

 C. G. Pringle, no. 11672 (hb. Field Museum); Cuernavaca, 31 August, 

 1901, C. R. Orcutt, no. 3880 (hb. Field Museum). State of Puebla: 

 El Riego, July, 1905, C. A. Purpus, no. 1298 (hb. Field Museum); 

 vicinity of San Luis Tultitlanapa, July, 190S, C. A. Purpus, no. 3410 

 (hb. Field Museum). State of Vera Cruz: Orizaba, altitude 1220 m., 

 31 July, 1891, H. E. Seaton, no. 136 (hb. Field Museum). State of 

 Oaxaca: Les Sedas, altitude 1830 m., 3 December, 1895, C- G. Pringle, 

 no. 6270 (hb. Field Museum); San Pablo Etla, altitude 1700 m., 22 

 September, 1907, C. Conzatti, no. 2064 (hb. Field Museum). Honduras. 

 Piedra pintada, near Copan, altitude 900 m., 8 January, 1907, H. 

 Pittier, no. 183 1 (hb. Field Museum and hb. U. S. Nat. Museum). 



Habitally this species resembles Lantana macropoda Torr. and has 

 often been confused with it, but may be distinguished readily by the 

 larger, acuminate and sharply dentate leaves, coarser and more scattered 

 pubescence. 



Lippia albicaulis Greenman, sp. nov. 



Frutex 3 m. altus; ramis teretibus cortice albo tectis, ramulis 

 novellis tetragonis puberulentis et minute setoso-aculeatis glabratis; 

 foliis petiolatis elliptico-lanceolatis 5-10 cm. longis 2-4 cm. latis acutis 

 ad apicem crenato-dentatis infra mediam integris basi cuneatis supra 

 hispidulis subtus pallidioribus et praecipue ad venas laxe hirtello- 

 puberulentis ; pedunculis axillaribus solitariis bis quaternis gracilibus 

 usque ad 3 cm. longis substrigillosis et atamifero-glandulosis ; capitulis 

 subglobosis circiter 1 cm. diametro, bracteis laxe imbricatis lato-ovatis 

 vel subreniformibus acutis vel breviter subacuminatis 6-7 mm. longis 

 4-9 mm. latis membranaceis hirtello-puberulis ciliatisque; calyce sub- 

 villoso 2-2.5 mm. longo; corolla parva circiter 3 mm. longa externe 

 atomifero-glandulosa fauce pulverulente 4-lobatis, lobis inasqualibus 

 subrotundatis ; staminibus inclusis, antheris sessilibus vel subsessilibus ; 

 coccas glabrae 1.5-2 mm. longas. Mexico. State of Yucatan: near 

 Izamal, coll. of 1896, Gaumer, no. 971 (hb. Field Museum, cat. no. 

 37319, type) ; in the same locality, Gaumer, no. 871 (hb. Field Museum) ; 

 Chichankanab, Gaumer, no. 1475 (hb. Field Museum); Calotmul, 

 Gaumer, no. 2109 (hb. Field Museum). 



In general appearance L. albicaulis resembles L. umbellata Caw with 



