Composites. 
215 
— Stem 10-15 cm, gen. bearing a simple raceme, rarely 
rather branchy (v. racemulosa). Heads globular, other¬ 
wise varying in size.—Alp.; W. (only from Zermatt to 
Binn) 7. nana Gaud. 1172. 
9 (6). Stem 5—15 cm, terminating in a simple spiciform raceme. 
Ls whitish-gray, silky.—High Alp.; not common. 7 
spicata Wulf. 1173. 
— Stem 60 — 100 cm, woody, terminating in a narrow panicle. 
Ls gray-pubescent underneath. Cultivated. 8 
f Abrotanum L. 1174. 
10X5). Ls green and glabr. above, white-tomentose underneath, 
simply pinnatifid, with lanceolate, rather broad, lobes. 
— Uncultivated places, road-sides, water side; distrib. 7 
vulgaris L. 1175. 
— Ls tomentose, snow-white, 2—3-pinnatipartite, with nar¬ 
row-linear lobes. —Uncultivated places, hills. W. 9, 10 
valesiaca All. 1176. 
312. Tanacetum. Tansy. XIX, 55. 
1. Ls 2-pinnatisect, with linear-lanceolate segments, toothed. 
— Embankments, slopes; distrib. 6 . vulgare L. 1177. 
— Ls undiv., oval, toothed-crenate. Balsamita major Desf. 
— Formerly much cultivated, and sometimes almost sub- 
spontaneous. 7 ... . f Balsamita L. 1178. 
313. Achillea. Yarrow. XIX, 62. 
1. Ray-fls 6—20 (gen. 10), as long as, or longer than, the 
hemispheric invol. ....... 2 
— Ray-fls 3 — 7 (4—5), only half as long as the gen. ovoid 
invol. (Ls 2-pinnatisect) ..... 8 
2. Ls undiv., more or less deeply toothed (sometimes al¬ 
most pinnatifid) ....... 8 
— Ls 1—2-pinnatisect . . . . . 4 
3. Ls almost linear, serrate.—Damp places, ditches; dis¬ 
trib. 6. Ptarmica L. 1179. 
— Ls linear-lanceolate, incised-pinnatifid; with lobes longer 
than the breadth of the undiv. limb, toothed and more 
spreading than in the last, decurrent A. alpina auct. helv. 
A.Ptarmica —macrophylla? —Alp.; found once by Thomas 
at the exit of the Bedrettothal! 7 
* commutata Heimerl. 1180. 
4. Ls oblong-cuneiform in contour, pinnatifid, with oblong, 
obtuse, entire, or 2—3-toothed, appressed-silken-haired 
lobes. —Alp.; T. (Mt. Generoso). 7 Clavenoe L. 1181. 
— Ls 1-2-pinnatisect ...... 5 
5. Corymb compound. Ls oval in contour, pinnatisect, 
with inciso-double-toothedsegments. Stem 30— 70cm. Alp. 
and subalp. 7 .... macrophylla L. 1182. 
