382 CICHORIACEAE. 



A slender Sonchus, about 1° higli, with small, narrow leaves, and few 

 small heads, collected by F. S. Collins on a roadside near Inverary in August, 

 1913, doubtless of Old World origin, has not been satisfactorily identified. 



5. REICHARDIA Roth. 



Glabrous herbs, with basal and alternate, dentate or pinnatifid leaves, and 

 long-peduncled heads of radiate, yellow flowers, the rays 5-toothed and 

 truncate. Involucre campanulate, its bracts imbricated in several series, the 

 inner lanceolate, the out^r ovate and much shorter. Receptacle naked. 

 Anthers sagittate. Achenes oblong, nearly terete, 4-5-ribbed and transversely 

 rugose. Pappus of many soft simple white bristles. [In honor of Christian 

 Reichaid, 1685-1775, German botanist.] About 10 species, natives of the Old 

 World. Type species: Eeichardia tingitana (L.) Roth. 



1. Reichardia plcroides (L.) Roth. Reichardia. 

 (Fig. 415.) Annual, subscapose, simple or branched, 

 6-15' high. Basal leaves dentate or pinnatifid, 1^'- 

 4' long, those of the stems few, distant, very small; 

 involucre about V high, its outer bracts ovate, acute, 

 cordate, scarious-margined, about 2^" long, the inner 

 lanceolate; rays about Y long; achenes of the outer 

 flowers somewhat shorter than those of the inner. 

 [Scorzonera picroides L. ; Picridium vulgare Desf.] 



Sand hills near Tucker's Town. 1909. Naturalized. 

 Native of southern Europe. Flowers in spring. The 

 Bei-muda specimens are referred to this species, which is 

 described as polymorphous, with some hesitation. 



6. UROSPERMUM Scop. 



Little-branched, pubescent or hispid herbs, with basal or alternate, toothed 

 or pinnatifid leaves, and large, long-peduncled heads of yellow radiate flowers. 

 Involucre campanulate, its 7 or 8, acute bracts in a single series. Receptacle 

 naked, conic. Rays truncate, 5-toothed. Anthers sagittate. Achenes nearly 

 terete, linear-oblong, sometimes curved, 8-10-ribbed, muricate, long-beaked. 

 Pappus of 2 series of soft plumose bristles, connate at the base and deciduous. 

 [Greek, tailed-seed.] Two known species, natives of the Mediterranean region, 

 the following typical. 



