188 CALIFORNIA ACADEMY OF SCIENCES. 



near the watering place for vessels, on the eastern shore. 

 The species is nearest (E. cardiophylla, Torr. 



(Enothera (Sphaerostigma) crassifolia. 



Frutescent, 3 — 5 feet high, parting above into numerous 

 spreading, virgate branches: leaves fleshy, glabrous, and 

 very glaucous, oblong-lanceolate, an inch or two long, en- 

 tire, sessile: calyx-tube short-obconic: petals an inch long, 

 light yellow, the lower portion streaked with crimson, the 

 whole drying deep orange : capsules glabrous, more than an 

 inch long, much contorted: seeds ovate-oblong, smooth, 

 purple-dotted. 



Cape San Quentin, Lower California, May 10, 1885. A 

 tall and graceful shrubby species, with a very beautiful 

 corolla. 



Petalonyx linearis. 



Shrubby, a foot or two high, very rough, branches numer- 

 ous, erect: leaves linear to linear-oblong, an inch long, 1 — 3 

 lines wide, entire, obtuse, sessile: floral bracts ovate, cor- 

 date, obtuse, crenate-toothed at base: spikes 2 — 4 inches 

 long: petals white, 2 — 3 lines long: filaments and style a 

 half inch : capsule a line long, 3-nerved at base. 



Cedros Island, May 1, 1885. Common in canons of the 

 middle of the island, on the eastern side. The foliage and 

 inflorescence are smoother than in P. Thurberi, Gray, the 

 branches rougher. Mr. Orcutt also finds the same at St. 

 Tomas, on the peninsula. 



Echinoeystis (Megarrhiza) macrocarpa. 



Nearly glabrous: leaves about 6 inches broad, with a 

 closed sinus, 5-cleft to the middle or below it, the divisions 

 slightly 3 — 5-lobed, mucronate: fruit ovoid-oblong, 3—5 

 inches long, usually densely echinate with spines which, 

 though stout are rather soft, the longest often exceeding 2 

 inches, 14-seeded, 12 of the seeds arranged ascendingly 



