82 



27. COMPOSITJi:. 



Erig-cron linifolius. 



pappus hairs about 16, dirty- 

 white; akeues slightly downy. 

 Conyza atnhigua, DC 



Roadsides, waste places. — 

 Sept. - Apl.^ — Mediterranean re- 

 gion. 



2. E. mucronatus, DC. 



Low, evergreen, somewhat downy 

 perennial; stems slender, branch- 

 ing, woody at base, often pro- 

 cumbent ; leaves ciliatc, mucron- 

 ate, tapering at base, the lower 

 ones oboval, 3-lobed, the upper 

 ones lanceolate, entire ; heads 

 solitary on long peduncles; cen- 

 tral flowers yellow ; rays narrow, 

 spreading, white above, pink be- 

 low, numerous (40-80), in 2 rows ; 

 pappus hairs about 18, as long 

 as the corolla-tube, with a roAv 

 of shorter hairs, at base ; akenes 

 downy. 



An escape from gardens in 

 hills near Adelaide. All the 

 year. — Mexico. If this species is 

 identical with E. qucrcifoJius, 



Lamarck, of Florida and Arkan- 

 sas, the latter name has priority, 



3. Inula, L. 



Tnvolucral bracts in several 

 rows; central flowers bisexual, 

 tubular, outer flowers female, 

 lignlate ; anthers with fine tails; 

 style-branches blunt ; pappus of 

 simple hairs in 1 row. 



1. Inula. gra.veolens, 



Desf. Sti)tkivo)f. Erect, glandu- 

 lar-hairy, sticky annual, strong- 

 smelling, with many sul)erect 

 branches ; leaves sessile, concave, 

 entire or obscurely toothed, 

 lower ones oblong, upper ones 

 lanceolate or linear; involucre 

 campanulate, its bracts linear- 

 lanceolate, the outer ones herba- 

 ceous, the inner scarious ; heads 

 numerous, in a loose pyramidal 

 panicle ; flowers yellow, central 

 ones 8-12, outer ones 10-12 in 1 

 roAv, with rays exceeding the 



geron nnucronatus. 



