50 Ve ascalures. 
799. P. crepidinea, Michz. Sept. Paley. 4to6f. 4%. New 
fields. Thickets. Wor. O. Ky. S¢. 
800. P. deltoidea, Ell. Sept. y. 2f. uw. Ky. St. 
801. P, miamiensis, mthz. Leaves of the involucre (calyx) 8, in- 
closing 15 florets: flowers nodding, pale purple, in bun- 
dles of 5 to 8, panicled: lower leaves on long petioles, 
(3 to 6 i.) deltoid, acuminate, irregularly dentate, near 
7 inches long by 6 in width: upper leaves ovate, atten- 
uate at the base, with one or two lateral teeth: stem 
branching above. 5 to 8f. high. Whole plant glab- 
rous. Sept. 2. Thicketsnear Dayton, O. 
802. P. ovata, mihi. Involucre purple, near 7-leaved, 10 to 
12-flowered: flowers nodding, glabrous, in a terminal 
raceme, with 2 to 4 in a bunch: petals white: lower 
leaves on long petioles, (2 inches,) ovate, acute attenu- 
ate at the base, entire, glabrous above, slightly pubes- 
cent beneath: upper leaves lance-ovate, nearly sessile: 
stem simple, glabrous, l#to2 f. 2%. dp. Brushy Prai- 
rie, Dayton, O. Flowers in Sept. 3 
803. P. parviflora, mihi. Involucre green, 5-leaved, 5-flower- 
ed: flowers very small, in axillary bundles of 2 to 5, 
and ina small, terminal panicle, nodding, glabrous: 
leaves generally decurrent into long petioles, denticu- 
late, acuminate, sub-pubescent beneath: radical leaves 
large, (6 inches long by 5 in width,) deltoid, rather 
coarsely dentate: lower cauline leaves hastate-sagitate: 
middle ones irregularly cordate; upper ones ovate: stem 
simple, 2to4f. Yf. Slaty ravines, Worthington, O, 
Flowers in Aug. 
804. P. proteophylla, mihi. Protean-leaved prenanthes. Jn- 
volucre greenish purple, 8 or 9-leaved, 10 or II-flower- 
ed: flowers nodding, in a racemose, terminal panicle; 
and in axillary bundles of 2 to 4: leaves petioled, glab- 
rous, acute, 2 to 4 inches long: general outline mostly 
ovate; varying indefinitely from anomalous projec- 
tions, and irregular gashes: slem simple, 2to3f. 2%. 
Calcareous ravine on the Scioto, near Dnblin, O. 
Rare. Flowers in Sept. 
Tribe 2. Taraxacee.—Dandehon like. 
805. Leontodon taraxacum, Linn. Dandelion. Ap.—Nov. y. 
6to12i. 2%. Pastures, &c. Intr. W. Tonic, diuretic, 
aperient, hepatic deobstruent. Wood and Bache, 639. 
British Med. Fl. 
806. Krigia amplexicaulis, Wd. Clasping dandelion. June. 
y- Lf 4%. Wet woods. Mich. Hat Ohio. Eberle. 
West Va. Paddock. | 
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