GENUS 20. CHICORY FAMILY. 325 
2. Sitilias grandiflora (Nutt.) Greene. 
Rough False Dandelion. Fig. 4085. 
ae a grandiflora Nutt. Journ. Phila. Acad. 7: 
9. 1834. 
Pyrrhopappus scaposus DC. Prodr. 7: 144. 1838. 
Sitilias grandiflora Greene, Pittonia 2: 180. 1891. 
Hirsute or pubescent; root tuberous-thickened. 
Leaves all basal, oblong or spatulate in outline, 
deeply pinnatifid, 3-7’ long, 1-13’ wide, narrowed 
into margined petioles; scape naked or sometimes 
with a small leaf near its base; head solitary, 
1’-2’ broad; outer bracts of the involucre small, 
short, subulate, the inner ones obscurely cornicu- 
late at the tip. 
On prairies, Kansas to Texas. April-June. 
at. CREPIS L. Sp. Pl. 805. 1753. 
Perennial, biennial or annual herbs, with alternate or basal, mostly toothed or pinnatifid 
leaves, and small or middle-sized heads, usually paniculate or corymbose, of yellow or orange 
flowers. Involucre cylindric, campanulate, or swollen at the base, its principal bracts in 1 
series, equal, with a number of exterior smaller ones. Receptacle mostly flat, naked or short- 
fimbrillate. Rays truncate and 5-toothed at the apex. Anthers sagittate at the base. Style- 
branches slender. Achenes linear-oblong, 10-20-ribbed or nerved, not transversely rugose, 
narrowed at the base and apex, beakless in our species. Pappus copious, of very slender 
white bristles. [Greek, sandal; application not explained.] 
About 200 species, natives of the northern hemisphere. Besides the following, about 20 others 
occur in western North America. Type species: Crepis tectorum L. 
Involucre glabrous. 
‘Involucre cylindric; plant pubescent below; introduced. 1. C. pulchra. 
Involucre campanulate; plant glaucous; native, western. 2. C. glauca. 
Involucre pubescent, glandular, or canescent. 
Foliage not canescent nor scurfy, sometimes hirsute. 
Stems naked, or with 1 or 2 small leaves; western, native. 3. C. runcinata. 
Stems leafy ; introduced annuals or biennials. 
Stem leaves narrow, revolute-margined, sessile. 4. C. tectorum, 
Stem leaves lanceolate, clasping, not revolute- margined. 
Involucre 3”’—4” high; achenes 1o-striate. 5. C. capillaris. 
Involucre 4-6” high; achenes 13-striate. 6. C. biennis. 
Foliage cinereous, canescent, or scurfy, sometimes also hirsute. 
Inner bracts of the involucre 5-8 ; flowers 5-8. 7. C. intermedia. 
Inner bracts of the involucre 9-24; flowers 10-30. 8. C. occidentalis. 
1. Crepis pilchra L. Small-flowered Hawks- 
beard. Fig. 4086. 
Crepis pulchra L. Sp. Pl. 806. 1753. 
Annual; stem 2°-43° high, leafy and pubescent 
below, mostly glabrous, naked, and paniculately 
branched above. Stem leaves oblong or oblong- 
lanceolate, dentate, clasping by an auricled base or 
truncate, pubescent, 3’-4’ long, acute or obtuse, or 
the uppermost lanceolate, acuminate and entire; 
basal leaves runcinate, narrowed into petioles; heads 
very numerous, about 3” broad, in a large naked 
panicle; involucre narrow, cylindric, glabrous, about 
5" high, its principal bracts 12-15, linear, acuminate, 
the outer ones very short, ovate, appressed; achenes 
linear, faintly 10-nerved, slightly narrowed above. 
Along railroad near Culpepper, Virginia, very abun- 
dant in 1890. Naturalized or adventive from Conti- 
nental Europe. May-July. 
