SUNFLOWER FAMILY 611 
Fields, roadsides, and lawns; naturalized from Europe; Alaska to southern Coitornts. well established in the 
Pacific States as well as in the eastern states. Native of the Old World. Ma: ay—Oct 
2. Taraxacum peak tien (Willd.) DC. Red-seeded Dandelion. Fig. 6065. 
rae neste laevigatus Willd. Sp. Pl. 3: 1546. 
raxacum laevigatum DC. Cat. Hort. t. Monsp. 149. 18 
axracum erythrospermum Andrz. ex Bess. Enum. Ag neat 75. 1822; 
and general habit similar to the prec ceding species. Leaves deeply Lap a Speers 
usually long- agabints , the 
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many-flowered, pas dosh roa a involucral phyllaries glaucous, spe outer spreadin ng or somewhat 
reflexed, wy ay at attenuate, the inner linear, 7-10 mm. long, erect, each usually corniculate just 
below the tip; flowers sulphur-yellow or the outer usually mec dor He achenes red or red- 
dish brown, rather te ribbed msi Jokela omen spinulose above, the beak slender, not over 
twice the leng th of the body; pappus 4-7 mm. long, rather dull white 
Fields and dooryards; naturalized aa Europe ra = common in the Pacific States than T. officinale; 
common hiouphase ‘the United States. Ma ay—Oct 
3. Taraxacum ceratOphorum (Ledeb.) DC. Horned Dandelion. Fig. 6066. 
pete a fee aoa Ledeb. Ic. Pl. Ross. 1: 9. pl. 34. 1829. 
Taraxacum ceratophorum DC, Prod. 7: 146. 1838. 
halos oe M. E. Peck, Madrojfio 5: 247. 1940. 
Roo k, blackish on the surface. Leaves procumbent, ascending, sf —_ ene or 
ate * dents te or often retrorsely psa or lobed, glabrous ; scapes s long as the 
leaves (short r in flower), w fs exceeding them uit; outer p hyllaries erett ceoeate rnaclate 
to ovate, glabrous or villous; inner ipliylkaties tinenY lanieolae te, 10-12 mm. long, dei distinctly 
weed ib cok at apex, dare f oh ec scarious-margined ; rays s well exserted, purple-veined ; achenes 
stra us or brown, pr rominenty muricate above the middle, the beak as long as or npsepars ing the 
Bode: aes hits, 5-6 mm. lon 
and meadows, Seceet stag circumboreal southward in the mountains from Alaska to northern Cali 
Banks 
fornia; also Rocky Mountains and eastern United States. Type locality: Kamchatka. June—Oct. 
Taraxacum lyratum ine aha DEC, er 7: 148. 1838. (Leontodon lyratus Ledeb. Fl. Alt. 4: 152, 1833.) 
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6064, T. pie ae ee 6065. Taraxacum laevigatum 
