Uuphorbia.] EuriiouUlACE.^ (Brown). 235 



JPeduncles usually more than 1 (soineiiiueti 3-7) in. 

 long, but iu 111, /,'. alherteitsis, 122, A\ tuber- 

 vulutoidcs, 123, E, tahcrcnhita, 124, £. BvUm^ 

 125, F, Macowani ^\\<[ 130, E. pah i f/Ians ^ome 

 of them are less than 1 in, long ; 

 §Leaves ^-Q in. long, deciduous or always i^esent 

 (not seen in 124, 7:. Eolusii, but suspected to 

 be elongated) : 

 Glandri of the involucre entire ; branching plants 

 J-5 ft. high ; peduncles mostly 2-7 in. long, 

 boinetinies (in dr^'- seasons ?) less : 

 Tubercles on the stem and branches not verv 

 conspicuous or prominent and not 

 croAvded ; glands <jf the involucre glabrous 

 on the upper surface : 

 Young branches and peduncles puberulous ; 



involucre l|-2 lin. in diam (128) oxystegia. 



Young branches and peduncles glabrous : 

 Involucre 2^-3 lin. in diam. ; styles \vith 

 the united part ^-J lin. long : 

 Leaves 3-5 lin. broad, linear-iauceolate, 

 acute ; bracts under the involucre 

 gradually acute or acuminate ... (127) tugelensis, 



Leaves 3-1 5 lin. broad, cuneately 

 oblanceolate, obtuse or subacute ; 

 V^raots under the involucre rather 

 abruptly and shortly acute or ob- 

 tuse and apiculate ,, , ... ... (126) huLalina. 



Involucre about 4 lin. in diam. ; styles 

 with the united part 1-2 J lin. 



long (120) clava. 



Tubercles on the glabrou-s stem and bi'anches 

 densely crowded, conspicuous, hemi- 

 spherical ; glands of the involucre puberu- 

 lous on the border of the upper surface... (130) pubiglans. 



Glands of the involucre 2-lobed or with 2-7 

 entire or forked ^'^''cesses or teeth along 

 their outer margin ; plants J-2 ft. high 

 (183, E. Jlawortini, Sweet, probably 

 belongs here) : 

 l-'Ji^^vcring stems and sometimes the branches 

 when dried ^-H in. thick : 

 Peduncles 3-4^ im long (131) restituta. 



Peduncles ^-IJ in. long ... ... ... (123) tuberculata. 



Flowering branches when dried ^-^ in. thick : 

 Involucre 6-7 lin. in diam.^ villoiis- 

 pubescent outside and on the pro- 

 cesses of its glands (125) MacowanL 



• Invulucre 3-5 . lim in diam.^ glabrous or 



nearly so outside and also on the 



processes of its glands : 



Bracts whorled close under the involucre : 



Glands of the involucre distant, 1 lin. 



broad, witli 2-4 abruptlv reflexed 



entire processes (113) brakdamensis 



Glands of the involucre subcontiguous, 

 2-2^ lin. broad, with 4-6 spread- 

 ing branched processes (124) BoIusiL 



