153 LEAFLETS. 



Phacelia R0PESTKIS. Perennial with haljit of P. ramosis- 

 sima, but stems low, slender, very fragile, and with the leaves, 

 velvety with a dense short pubescence, that of stem and branches 

 spreading, of the leaves appressed : racemes 3 to 5, short and 

 crowded : corollas small, whitish : sepals of the small fruiting 

 calyx nearly linear, exceeding by one-third the small round- 

 ovoid acute 4-seeded capsule. 



Crevices of rocks, foothills of the Black Eange, New Mexico, 

 25 June, 1904, 0. B. Metcalfe, n. 1012. 



Lappttla lbucaittha. Perennial, 2 feet high, loosely race- 

 mose from near the middle : lowest leaves not seen, those of the 

 stem oblong and linear-oblong, obtuse, narrowed toasubpetiolar 

 base, thin, green, very rough with short mostly appressed 

 bristly hairs from a pustulate base : racemes long, slender, 

 widely spreading : corolla rather large, 4 lines wide, white ; 

 back of nutlet ovate, muriculate, surrounded by a short border 

 of alternately large and small flat glochidiate prickles, all of 

 triangular outline and at base united, forming a kind of deeply 

 and sharply serrated border. 



Shady cafion of Iron Creek, Black Eange, New Mexico, 11 

 Oct., 1904, 0. B. Metcalfe, n. 1475. 



Phlox mesoleuca. Perennial, slender, 5 to 10 inches high, 

 the mostly simple stems from horizontal rootstocks not deeply 

 seated : herbage pale, not viscid, merely glandular-puberulent 

 or finely pubescent : leaves 2 or 3 inches long, narrowly linear, 

 widely spreading or recurved, the internodes i to 2 inches long : 

 flowers 2 or 3 only ; calyx f inch long, its teeth as long as the 

 tube, subulate-linear ending in a long slender spinescent tip, the 

 whole calyx glandular-hirtellous : corolla-tube barely equalling 

 the calyx, the limb li inches wide, lilac with large white center ; 

 lobes entire, obtuse, round-obovate to nearly orbicular, broadly 

 overlapping each other in expansion. 



Dry foothills of the Black Eange, New Mexico, at 6,600 feet, 

 29 June, 1904, 0. B. Metcalfe, n. 1272. 



The above name was suggested by the color of specimens 

 newly dried ; but now, after a year and more, they are faded to 

 white. 



