262 



COMPOSIT.E 



of 2 — 5 barbed bristles. (Name from th*e Latin bi, double, dens, 

 a tooth, the teeth on the fruit being themselves toothed.) 



I. B. li'niua (Nodding Bur-Marigold). --A somewhat succulent 

 plant, I — 2 feet high, with stem often reddish; simple, lanceolate, 

 serrate, glabrous haves ; and terminal, solitary, drooping, button- 

 like heads of brownish-yellow flnrets, with several leafy brads, but 

 rarely any rav florets. The fruit, which forms a pretty object for 

 the polariscope, is oblong and terminates, in 3 or 4 stiff bristles, 

 each thickly set with muiute recurved barbs, so as to take a firm 



hold on the coat of any animal 

 which comes in contact with 

 thenL^AVatery places ; fre- 

 quent, i — V\. July — October. 

 Annual. 



2, B. tripartita (Trifid Bur- 

 ]\Iarigold). — Distinguished 

 from the last by its stalked 

 3-]i:irtile /(•(?7',".v ,• smaller, nearly 

 erect licaJs, which more often 

 have rav-florets ; and 2, or 

 rarely 3, bristles on the fruit. — 

 ^Vatery places ; frequent. — Fi. 

 July -Se])tember. Annual. 



*r4. G-4.LINSIJG.V, represented 

 byC/'. pannftora, an escape from 

 Kew (_;aTdens, now naturalised 

 \n man\- ijlaees, is a South 

 American genus, with opposite, 

 broad, .serrate leaves and small 

 heads, the 4 — 6 short, broad, 

 white ray-ftnrets of which, sur- 

 rounding the yellow disl^, might 

 lead at first to the heads being 

 mistaken for flowers of some other Order. (Named in honour 

 of Don M. de Galinsoc;a, a Spanish botarnst, but corrupted into 

 "Gallant Soldier.") —FI. July — Octolier. Annual. 



15. x\cnii,LK.\ (Narrow).— Stiff plants ; leaves scattered; heads 

 in corymbs, with lew, ligulate, broad, Khhti ruv-florets : flat, scaly 

 receptacle : fruit compressed ; no pappus. (Named after Achilles. 

 with lefereiice to supposed healing properties.) 



I. A. Millefolium (Comnion Yarrow of, Milfuil). — Slews very 

 tough, angular, 6 — 18 in. high; leaves bijlinnatifid, with a lanceo- 

 late general outline, woolly or slightly hairy; ha//ets rut into 



ACHILLli.l r'TARMli.,\ {.S!U\'~.CWlVi). 



