Lactuca serriolaL.
accepted no accepted
Prickly Lettuce


CAYUGA FLORA (1926) NOTES: Gravelly waste places, mostly in calcareous soils ; rare. Aug. Library slope, C. U. campus ; bank of Fall Creek between Lake St. and Cayuga St., Ithaca; roadside, Cayuga Heights; Kidders. Of recent introduction. N. E. to Ohio, southw. to Ga., Tenn., and Mo., but mostly westw. Adventive from Eu. As var integrata: In situations similar to the preceding ; common. Aug. Widely distributed across the northern part of the continent. Naturalized from Eu.

BH SPECIMENS FOR Lactuca serriola (this list may be incomplete)
 Ithaca, Weed, 10 Sep 1917, Bailey (BH 22248);
 Ithaca, Inlet Flats, 15 Aug 1929, Bailey (BH 22249);
 Ithaca, came up in garden, Juice milky, 3 Jul 1943, Bailey (BH 22254);
 Ithaca, came up in Bailey garden, Very vigorous, 3 Jul 1943, Bailey (BH 22246);
 Ithaca, came up in Bailey garden, 6 feet tall, several stems from one root, 3 Jul 1943, Bailey (BH 22257);
 Ithaca, came up in Bailey garden, flowers light yellow, 3 Jul 1943, Bailey (BH 22253);
 Ithaca, 1905, Baker (BH 22247);
 Town of Dryden, 107 Neimi Road, Five Wells Nature Preserve, Fivewellsania, 5 Sep 1990, Dilger WCD1105 (BH 112760);
 Ithaca, Fall Creek, gravelly bank on flats, 13 Aug 1915, Eames 5331 (BH 22258);
 Ithaca, near Fall Creek Mills, dry roadside, 13 Aug 1918, Eames 5332 (BH 22250);
 Ithaca, Fall Creek, near Percy Field, gravelly bank of creek, 21 Aug 1916, Eames 7332 (BH 22260);
 Ithaca, Cayuga Heights, roadside, 7 Jul 1917, Eames (BH 22259);
 Ithaca, Ithaca Flats by gas company works, 17 Aug 1942, Muenscher & Brown 567 (BH 77692);
 Ithaca, Cornell University Campus, south of College of Agriculture, roadside, dry soil, 26 Aug 1913, Palmer 1365 (BH 22251);
 Ulysses, Trumansburg, 30 Jul 1885, Rowlee (BH 22252);
 Ithaca, railroad track near corner of Cayuga Lake, 28 Sep 1892, Wiegand (BH 22261);
 Ithaca, near Buttermilk, dry waste soil, by roadside, 23 Aug 1913, Palmer 1364 (BH 22255);
 Ithaca, Cornell University Campus, Agricultural campus, roadside, 19 Aug 1918, Randolph (BH 110090);
 Ithaca, bank of Fall Creek, south of Percy Field, 24 Aug 1914, Thomas 3322 (BH 22256);


1450088 (100)