Heads several–many-flowered. Involucral scales several, in about 2 rows, thin. Achenes short and truncate, top-shaped or columnar, terete or angled; pappus double, the outer of thin pointless chaffy scales, the inner of delicate bristles.—Small herbs, branched from the base; the leaves chiefly radical, lyrate or toothed; the small heads terminating the naked scapes or branches. Flowers yellow. (Named after D. Krieg, an early German botanical collector in this country.)
§ 1. KRIGIA proper. Achenes turbinate, 5-angled; pappus of 5–7 short roundish chaff and as many alternating bristles. Annual.
1. K. Virgínica, Willd. Stems or scapes several (1–10´ high), becoming branched and leafy; earlier leaves roundish and entire, the others narrower and often pinnatifid.—New Eng. to Minn., and southward. April–Aug.
§ 2. CÝNTHIA. Achenes more slender; pappus of 10–15 small oblong chaff and 15–20 bristles. Perennial.
2. K. Dandélion, Nutt. Roots slender, tuberiferous; scapes leafless, 6–18´ high; leaves varying from spatulate-oblong to linear-lanceolate, entire or few-lobed. (Cynthia, DC.)—Moist ground, Md. to Ky., and southward. March–July.
3. K. amplexicáulis, Nutt. Roots fibrous; stem-leaves 1–3, oblong or oval, clasping, mostly entire; the radical ones on short winged petioles, often toothed, rarely pinnatifid; peduncles 2–5. (Cynthia Virginica, Don.)—Moist banks, Conn. to Minn., and southward. June.—Stem 1–2° high.
85. CICHÒRIUM, Tourn. Succory or Chicory.
Heads several-flowered. Involucre double, herbaceous, the inner of 8–10 scales, the outer 5, short and spreading. Achenes striate; pappus of numerous small chaffy scales, forming a short crown.—Branching perennials, with deep roots; the sessile heads 2 or 3 together, axillary and terminal. Flowers bright blue, varying to purple or pink, showy. (Altered from the Arabian name of the plant.)
C. Íntybus, L. Stem-leaves oblong or lanceolate, partly clasping, the lowest runcinate, those of the rigid flowering branches minute.—Roadsides; N. Eng. to Iowa and Minn. July–Oct. (Nat. from Eu.)
86. TRAGOPÒGON, L. Goat's-beard.