PLANTS FROM BAJA CALIFORNIA. 157 



(Enothera c^spitosa Nutfc. var. Leaves finely divided 

 and villous. — El Campo Aleman. 



(Enothera cheiranthifolia Hornem. — Socorro. 



(Enothera bistorta Hornem. — San Borgia. 



(Enothera micrantha Hornem. — El Campo Aleman. 



(Enothera cham.^nerioides Gray. — El Llano de San tana. 



(Enothera crassifolia Greene. — Magdalena Island, So- 

 corro. 



(Enothera rosea Ait. Very variable, sometimes strongly 

 4-winged, apex long-attenuate or nearly obtuse. 



(Enothera refracta Watson. — Calmalli, Cardon Grande. 



(Enothera scapoidea Nutt. — Calamujuet. 



(Enothera cardiophylla Torr. — San Jose de Gracia, 

 Santa Maria. 



GoDETiA EPiLOBioiDES Watsou. — San Enrique. 



Hauya arborea (Kell.) These specimens, brought from 

 the mountain ranges east from Cedros Island, have herba- 

 ceous stems 2-3 feet high, the leaves are lanceolate, thin, 

 sparingly pubescent and denticulate, often 2 inches in 

 length: anthers yellow (in specimens where they are 

 rose-colored they are possibly stained by the petals), apic- 

 ulate. The style is not tortuous, as in all tbe specimens 

 previously collected. — San Pablo. 



Lopezia clavata. (Plate IV.) Annual, slender, 1-2 feet 

 high, almost glabrous: leaves ovate, alternate, | to Ih 

 inches long, coarsely serrate, with petioles in the lower 

 ones nearly an inch long, gradually reduced above to sessile 

 bracts: flowers scattered, on long peduncles: anterior sepal 

 free, the three posterior united one-third their length, and 

 covered for that distance by a semi-circular yellow disk: 

 petals unequal, the two anterior larger, broadly obovate 

 tapering to a narrow base, the posterior shorter and strap- 



