2^-4 SYNGEN. POLYG. ^QUALIS. Caiduus. 
QdiXyyi globular : scales with hooked points, bent 
inwards* 
Lappa, A. foliis cordatis inermibiis petiolatis. 
A. Leaves heart-shaped, without thorns, on 
leaf-stalks. 
BURDOCK. CLOT-BUR. Road sides, rubbisli, and 
ditch banks; common. B. July. August. 
CARDUUS. Smith. 847. With. 697. 
Cal. ventricosus, imbricatus : squaniis spino- 
sis. Recept. pilosum. Pappus deciduus. 
Calyx bellying, tiled ; scales thorny : Recep¬ 
tacle hairy, 
* Foliis decurreiitibus. 
1. Leaves decurrent, 
lanceo- C. foliis decurrentibus pinnatifidis hispidis : 
latus, laciniis divaricatis, calycibus ovatis villosis, 
caule piloso. - 
C i Leaves with winged clefts, hispid : segments 
straddling : calyxes egg-shaped, thorny, 
woolly : stem hairy, 
SPEAR THISTLE. Rubbish, road sides, and waste 
Ijiaces; very common, B. June—Sept. 
nutans, C. foliis interrupte decurrentibus spinosis, 
floribus cernuis, squamis calycinis lanceo- 
latis superne patentibus. 
C. Leaves decurrent halfway down towards 
the next below \ thorny: fruit-stalks crooked: 
calyx scales expanding upwards, 
MUSK THISTLE. Pastures in a calcareous soil, and 
road sides in a sandy or gravelly soil. Newark; South- 
veil. A. July, August. 
