138 LEAFLETS. 



S. BOTRYOiDES. Stoutish and with rigid ascending branches 

 after the first season glabrate and gray, when growing finely 

 puberulent : leaves subcoriaceous, of a deep but glaucescent 

 green above, quite glaucous beneath, hardly pubescent except 

 marginally and on the veins beneath ; terminal leaflet 1 inch 

 long, cuneate-obovate, 3-lobed, with or without secondary lobes, 

 all lobes and teeth ending somewhat acutely : fruits copious in 

 a compact terminal thyrsus like a bunch of grapes, the drupe 

 globose and as if with little pulpiness, the epicarp thinly and 

 finely hirsute. 



Fort Apache, Ariz., June, 1900, Dr. Edw. Palmer, n. 590 as 

 in U. S. Herb. 



S. GLAUCA. Branches dark red-brown, puberulent ; foliage 

 glabrous, glaucous on both faces, most so beneath ; all leaflets 

 very obtuse and obtusely lobed, the terminal 1 to 2 inches long; 

 of round-ovate outline with short abrupt entire base not very 

 cuneate, each margin with about 3 broad sinuate lobes, the 

 larger emarginate : spikes 3 to 5 ; bracts round-obovate, longer 

 than broad, puberulent on the back,' scarcely more so on the 

 margin : no fruit seen. 



In the vicinity of Durango, Mexico, 1896, Dr. Edw. Palmer, 

 n. 785 as in U. S. Herb. 



S. SCABEBULA. Twigs of the season dark brown, puberulent, 

 later glabrous, dull blackish : foliage small, subcoriaceeus, not 

 pubescent, the dark green upper surface granular-scaberulous, 

 the pale lower face more obscurely so : terminal leaflet 1 to li 

 inches long, broadly rhomboid, tapering abruptly from towards 

 the middle, indistinctly 3-lobed, each lobe with 3 secondary lobes 

 or rounded teeth; lateral leaflets round-obovate, evenly and 

 obtusely lobed or crenate all around save at the subtruncate 

 base: fruits orange-colored, granulate-roughened, glabrous or 

 with a few short bristly hairs. 



Cochuto, Sonora, Mexico, C. V. Hartman, Oct. 1890, n. 80 as 

 in U. S. Herb. 



S. MALACOPHTLLA. Branches rather stout, soft-pubescent 

 for two seasons ; leaves of a rather light green, villous-pubes- 



