TArincia.] sykgenesia — ^EguALis. 289 



2. HELMiNTHfA. Juss. Ox-tongue. 



1. H. echioides, Gsertn. (bristly Ox-tongue). — Picris, L. — E. 

 Bot. t. 972. 



Borders of fields, especially in a clayey soil. Not found in Scotland. 

 About Dublin. Fl. June, July. 1!,.—2 — .3 feet high, stout, hispid with 

 numerous rigid hairs, springing from tubercles. Lower leaves lanceolate ; 

 upper ones cordate, amplexicaul. Flowers small, yellow. Outer invo- 

 lucre large, with heart-shaped scales. 



3. PicRis. Linn. Picris. 

 1. F. hieracioides, L. (Hawk-weed Picris) ; stern rough with 

 liooked bristles, leaves lanceolate rough toothed, flowers corym- 

 bose, peduncles with many bracteas. E. Bot. t. 196. 



Road-sides and borders of fields, frequent. Fl. July, Aug. $ . — Stems 

 2 — 3 feet high. Flowers yellow. 



4. Apargia. Sc/ereb. Hawkbit. 



1. A. htspida, Willd. (rough Hawkbit); scape single-flowered, 

 leaves runcinate hispid with forked hairs, flowers drooping in 

 bud, " florets hairy at their orifice glandulose at the tip," invo- 

 lucre hairy. — Hedypnois, Hiids. — E.Bot. t. 554 Leontodon, L. 



— L. hastile, a. vulgaris, Koch. — Thrincia hisp., 3Iacreight, Br. 

 Bot. (certainly not of Roth.) 



Meadows, pastures, and gravelly heaths ; frequent. Fl. June, July. "U. 



2. A. autumndlis,'W\\\(l. (autumnal Haickbit) ; scape branched 

 scaly upwards, leaves lanceolate toothed or pinnatifid nearly 

 glabrous, peduncles swollen beneath the somewhat downy in- 

 volucres. — Hedypnois, E. Bot.t. 830. — Leontodon, L. — Oporina, 

 Less. — ;3. involucre and upper part of the flowerstalk clothed 



with blackish hairs. Hieraciiim Taraxaci, L Apargia Tar., 



Willd — Sm. — Hook — (not of Lois, arid others) — Hedypnois, E. 



Bot. t. 1109. — H. autumnale, s. Hnds. — A. pratensis, Link. — 

 Oporina, Lois. 



Meadows and pastures, frequent. Fl. Aug. 1^. — Involucre cylindri- 

 cal, and tapering gradually into the pedicel. Flowers moderately large, 

 yellow. Pappus brownish-white. — var. /3,, the original Hieracium 

 Taraxaci, L., found by Dr Solander in Lapland, proves to be only a var. 

 of his L. autumnale ; and is a very different plant from the Apargia 

 Taraxaci of Willd. and other continental authors, which has a pure 

 white pappus with the outer, series of hairs very short, and a short un- 

 branched scape without scales. 



5. Thrincia. Roth. Thrincia. 



1. T. A2rto, Roth, (hairy Thrincia); leaves lanceolate sub- 

 sinuato-dentate somewhat hispid with frequently forked hairs, 

 scapes single-flowered ascending glabrous as well as the invo- 

 lucre. Hook. Fl. Lond. N. S. cum Ic. — Apargia, Hoffm. — E. 

 Fl. V. iii. p. 352. — Hedypnois, E. Bot. t. 555. — Leontodon hirt.,L. 



Gravelly pastures and moors. Fl. July, Aug. If. . — In small, starved 

 specimens, the leaves are frequently runcinate. T\\e onxcv pericarps, 

 which have scales for a pappus, are often abortive and smooth ; the 

 inner ones are most beautifully striated and marked with raised dots. 



VOL. I. U 



