2 THE FLORA OF THE ALPS 
slender, half-terete, papillose; leaves often opposite. 
Genera I-2. 
1. EUPATORIUM, L. 
Capitules few-flowered, in terminal corymbs; branches 
of style long, exserted; leaves opposite. Not alpine. 
EE. cannabinum, L., Hemp-Agrimony; flowers pale 
purple, heads very large and many-flowered, leaves of 3—5 
leaflets ; wet places, common. 
2. ADENOSTYLES, Cass. 
Capitules few-flowered, numerous, in large compound 
corymbs; flowers pink; involucre usually of a single row 
of bracts; leaves alternate. Alpine or sub-alpine. 
A. albifrons, Rchb. (albida, Cass., Allzaria, Kern.); 
capitules 3—6-flowered, stem 1-2 ft., stout, lower leaves 
reniform-cordate, stalked, upper auricled, all irregularly 
toothed and tomentose beneath; mountain woods, fre- 
quent. A. alpina, BI. (viridis, Cass.) ; corymb less dense, 
leaves regularly toothed, glabrous or only slightly hairy 
beneath, upper ones not auricled ; moist mountain woods, 
frequent. A. leucophylla, Rehb. (candzdtsstma, Cass., 
hybrida, DC.); capitules 10-20-flowered, compact, leaves 
tomentose on both sides; high; Alps, Southern Switzer- 
land, Piedmont, Dauphiny; less common. 
Tribe TUSSILAGINE2.—Capitules many-flowered, soli- 
tary or corymbose ; flowers partially unisexual; branches 
of style connate in the disk-flowers; leaves alternate. 
Genera 3-5. 
