NEW AND NOTEWOBTHT SPECIES. 199 



Mohave Desert, of southern California, a region having an eleva- 

 tion (as to habitat of this species) of 2,000 feet more or less. 

 Excellent specimens have been distributed by A. D. E. Elmer. 

 In this plant all the foliage, even that of the branches, is narrow 

 and pinnatifid. 



S. Watsoniana. Habit of the former, with short racemes 

 resembling heads or umbels, but branches clothed with only 

 somewhat cuneate leaves that are sometimes few-toothed about 

 the summit, more often quiteentireand very acute : pods smaller 

 than in S. flava, more rounded, the style longer in proportion, 

 more than half the length of the pod. 



Deserts of Humboldt River, northern Nevada, especially about 

 Humboldt Lake, altitudes of 4,000 and 4,500 feet ; the type 

 Watson's n. 126 as in U. S. Herb. 



S. MiNUSCULA. Smaller, more slender, less depressed : 

 racemes distinctly elongated and longer than broad : pods 

 smaller than in either of the foregoing, more rounded, their 

 pedicels filiform and well lengthened. 



Isolated small deserts among tbe mountains of Inyo Co., 

 California, at altitudes of 5,000 and 6,000 feet ; type certain 

 specimens of Coville & Punston's n. 734 as in U. S. Herb. 

 Specimens by M. E. Jones from Owen's Valley referred here. 



New or Noteworthy Species. 



Dalea ukcbolata. Slender glabrous, annual, freely branch- 

 ing, 5 to 8 inches high : leaflets 11 to 21 oblong to cuneate-ob- 

 long, emarginate li to 2J lines long, sparsely glandular-dotted 

 beneath : spikes oval to oblong, i to 1 inch long, dense : calyx 

 rather thin and urceolate, the very short and connivent triangu- 

 lar-subulate teeth villous: corollas small, light-blue. 



Type specimens from the Mogollon Mountains, N. Mex., 20 

 Aug., 1903, by Mr. Metcalfe, distributed under n. 553. The 

 plant has been collected by others, usually mixed with D. poly- 

 gonoides, a species of similar habit, but with different foliage of 

 about 5 to 7 linear leaflets. 



