SYNGENESIA. FRUSTRANEA. Centaurea, 
small tufts of white wool. Leaves with 3 ribs. Cal. edged 
with brown, skinny, spear-shaped teeth, Hermaphradite florets, 
e 7 nde 
just below the anthers with a fringe of silvery glandular hairs. 
Anthers almost black, horny at the top. Style a little hairy just 
Blue-bottle. Knapweed. Cornflower. Hurt-sickle. Bache- 
lor’s-buttons. Cornfields. A. June—Aung.* 
C. Calyx scales egg-shaped, fringe hair-like, upright : 
lower leaves lyre-shaped, angular ; upper ones egg- 
strap-spear-shaped, and aay entire, 
Var. 1. Flowers without rays. 
FI, dan. 996~E. bot. 278-Walc.-Reich. fi.—Clus. ii. 7. 2 
~Dod. 124. 2—Lob. obs. 292. 3, and it. i. 541, 1-Ger. 
em. 727. 1—Park. 468. 1-H. ox. vii. 28. row 2. 1—Pet. 
22. 8&7. B. iii. a. 27. 
shaped. Like to C. Yacea, but without neutral florets in the 
circumference. Linn. Stem angular, scored, slightly cottony, 
Black Knap-weed. 
Hard-heads. Hard-irons. Meadows and pastures. 
P, July, Aug. 
Var. 2. Flowers radiated. 
This variety is common in Wiltshire, as I learn from Mr. 
Nortis, and Mr, Stackhouse informs me that it is more frequent 
Beats, and sheep cat it, Horses and swine refuse it, 
ni‘gra, 
“y 
to 
“3 
