CENTAUKEA. 
l)) anches. Pappus 0 or short. Heads sometimes radiant. Au- 
tumnal forms have erect-patent branches, ending in solitary 
Jieads ; vernal have almost divaricate branches. — ^. Cdecipiens 
(Thnill.) : phyll.-appendages erect lanceolate or ovate-lanceolate 
usually not wholly covering the phyll. their teeth short. St. 
usually simple, 1-headed. L. broader than those of a. Teeth 
' often scarcely longer than the breadth of the In-own appendage : 
3 inner rows of phyll. usually protruding. Pappus 0. Heads 
usually (perhaps always) radiant. Si/. E. B. 707. C. nigrescent 
(Bab.). The plant when seen is easily distinguishable from 
the radiant form of C. nigra, although hardly to be separated 
by characters. — Meadows and pastures, ji. South of England, 
rare. P. VI.^IX. E. S. T. 
** Fh'i/ll. lanceolate, their upper half ioith a somewhat gcariov'< 
deepl;/ toothed or fringed decurrent inargin. 
3. C. Cy'anus (L.) ; phyll. erect adpressed deeply toothed, 
pappus rather shorter than the fruit, /. I I/near-lanceolate, the 
lowermost toothed or pinnatifid. — E. B. 277. — St. 1 — 3 feet 
high, loosely cottony, leafy. L. slightly cottony above, densely 
beneath. Involucre greenish yellow ; phyll. often tinged with 
purple in their upper half, margins brown decurrent with 
whitish teeth. Heads with large radiant blue Jloirers, disk 
purple.— Corn-fields. A. VI.— VIII. Corn Bluebottle. E.S.I. 
4. C. Scabidsa (L.) ; phyll. erect adpressed, the triangular- 
ovate black pectinate appendages not covering the inv., teeth 
ascending setaceous short, pappus as long as the fruit, 
tijid roughish, segments lobed with hard points.- E. B. 56. — 
St. 2 — 3 feet high, rough, furrowed. L. hispid, lobes of the 
upper ones entire. Heads on long naked stalks, solitary. In- 
volucres usually rather woolly ; phyll. pale, with dark acute 
membranous pectinatedecurrent appendages ; teeth paler,short, 
not longer than h the width of the phyllary. Fl. purple, outer 
row radiant or 0. Rarely the inv. is quite covered by the 
appendages. succismJuHa (Marsh.); root-1. entire, upper st.-l. entire, 
lower sometimes slightly lobed at base.]. Fields and hedges, [/i. 
^^utherland, E. S. Marshall <t W. A. Shoolbrfd.] P. VII. — IX. Great 
Knapweed. Matfellon. E. S 1. 
\C. panic uldta (L.) ; phyll. erect adpressed rigid with subulate 
teeth and a short term, rigid point innermost narrow long toothed 
at the end, pappus much shorter than the fruit, lower 1. pinna- 
tifid with linear segments.— i?. xv. 780.— St. about a foot high, 
panicled above, rough, rather cottony. Heads cylindric-oblong. 
Fl. purplish.— Quenvais and St. Ouen's Bay, Jersey. B. VIL] 
