MACLOSKIE : COMPOSITE. 



787 



7. HAPLOPAPPUS STRUTHIONUM Speg. 



(Euhaplopapptts.'}* Low perennial, densely hispid-setulose. Stems 

 subterraneous, sending up leafy branches. Leaves obovate, nervose-retio 

 ulate, acute, spinulose-mucronate, ciliolate marginally. Heads solitary, 

 rather large, terminal on branches. Involucral scales lanceolate, hispidu- 

 lous, the inner scarious-glabrous. Ligules long, orange, spreading. Pap- 

 Pus about i -seriate, whitish, slender, denticulate. 



S. Patagon., by Rio Sta. Cruz and Rio Deseado. 



8. H. TEHUELCHES Speg. (H. patagonicus Speg. non Ph.) 

 (Leiachaenhim.} Laxly-branching perennial, with long, subnude 

 branches and i -headed branchlets. Lower leaves fasciculate, subspatu- 

 late, 2-4-toothed on both sides ; upper leaves remote, small, obovate, pin- 

 natifid, the lobes cut and spinulose. Heads mediocre. Pappus-seta 

 i -seriate, caducous. Achenes glabrous. 

 S. Patagon., near Rio Sta- Cruz and Rio Deseado. 



12. CHILIOPHYLLUM Philippi. 



Strongly branched and densely leaved shrubs allied to Solidago, but 

 distinguished by having a paleaceous receptacle. 

 Heads with marginal ligules. Pappus setose. 



C. densifolimn Phil., in Argentina. Pappus i- 

 seriate. 



C. FUEGIANUM O. Hoffm. 



Branches erect, the old thick, glabrous; the 

 younger tomentellous. Leaves erect, spreading, 

 crowded, oblong or ovate, sessile, obtuse, entire, 

 coriaceous, glabrous on upper side, beneath carinate 

 and minutely tomentellous. Receptacular pales as 

 long as the flowers, narrow, fimbriate-lacerate. . 



Ray-flowers 6-8, nearly half as long again as the Flower-head, slightly en- 

 involucre ; disk-flowers about i c. Achenes elan- larged ' also single disk ' and 



j,,i -11 n / / ray-flowers, and a portion of 



dular-papillose. Pappus-seta several-senate, un- a pa ppus -hair. (After Hoff- 



equal. (Fig. 97.) mann.) 



E. Fuegia, by Rio Cullen. 



Euhaplopappus sect, with heterogamous heads ; silky, long, narrow, compressed achenes ; 

 involucral scales pointed or awned, sometimes divergent. 



