230 COMPOSITE. [PiCEis. 



Waste places in a stiff soil, from Koxburgh southd. ; Channel Islands ; fl. July- 

 Sept. Hispid with stiff straight curled or hooked hairs. Stem 2-3 ft., stout, 

 corymbosely branched. Leaves 4-12 in., narrow, lower petioled, upper sessile. 

 Heads 1 in. diam., corymbose, or subumbellate (P. arva'lis,3ord.} ; peduncles 

 bracteate ; involucre subcampanulate ; outer bracts short, clothed with black 

 hairs, fruit red-brown, angled ; pappus snow-white. DISTRIB. Europe, 

 Asia, Australasia. 



** Outer invol. bracts cordate, fruit beaked. HELMINTHIA, Juss. 



2. P. echioi'des, L. ; lower leaves sinuate-toothed, upper cordate. 



Ox tongue. 



Waste places in stiff soil, from Durham southd. ; Haddington to Berwick in 

 Scotland ; E. Ireland, rare ; Channel Islands; fl. June-Oct. Stout, erect, 2-3 

 ft., branched, hispid and setose, hairs with tumid bases. Leaves oblong- 

 lanceolate, radical petioled, upper amplexicaul. Heads 1 in. diam. ; peduncles 

 stout, stiff, rather swollen, diverging, naked ; involucre hemispheric ; outer 

 bracts foliaceous, inner acuminate, Liyules short. Fruit red-brown, long, 

 curved; pappus snow-white. DISTRIB. From Holland southd., N. Africa. 



35. CRE'PIS, L. HAWK'S-BEARD. 



Branched herbs ; juice milky. Leaves chiefly radical. Heads panicled 

 or corymbose, small ; in vol. bracts many, linear, equal, with a few smaller 

 at their base ; receptacle flat, naked, pitted, margins of the pits hairy or 

 toothed. Corollas all ligulate, yellow or purplish ; anther-cells not tailed ; 

 style-arms slender and upper part of style hairy. Fruit terete, striate, 

 beak long short or ; pappus-hairs in many series, slender, simple, white, 

 silky, brown in C. paludo'sa. DISTRIB. N. hemisphere, rare in the 

 tropics ; species about 130. ETYM. The classical name. 



SUB-GEN. 1. Cre'pis proper. Peduncles slender; buds erect. Fruit 

 not beaked. Pappus white, silky. 



1. C. vi'rens, L. ; glabrous below, lower leaves toothed mncinate or 

 lyrate, upper linear sagittate, inner bracts glabrous within as long as the 

 pappus. C. t-cctorum, Sm. not L. 



Waste and cultivated ground, cottage roofs, &c., from Caithness southd. 

 ascends to 1,350 ft. in Derby; Ireland; Channel Islands; fl. June-Sept. 

 Annual, very variable. Stems 1 or more, 1-3 ft., furrowed, much branched ; 

 inflorescence usually glandular-hairy. Leaves often pinnatisect with narrow 

 acute or obtuse lobes, petioled. Heads J-f in. diam., campanulate ; outer 

 bracts subulate, inner linear. Fruit red-brown, ribs 10 or more, smooth. 

 DISTRIB. From Denmark southd., Canaries. 



2. C. bien'nis, L. ; hispid, leaves all runcinate-lyrate, upper simple 

 sessile, inner bracts pubescent within shorter than the pappus. 



Dry pastures, &c., in E. and Midland counties, from York to Kent and 

 Sussex ; Aberdeen ; Dublin ; Channel Islands ; fl. June-July. Biennial. 

 Ftem 1-4 ft., stout, channelled, ribbed. Leaves 6-13 in., lobes very irregular. 

 Heads f-1 in. diam.; involucre campanulate, bracts glabrous externally. 



