252 ENGLISH BOTANY. 



Kootstock woody. Stem 6 inches to 2 feet high, branched 

 usually from about the middle or below it, slender, round, sparingly 

 hairy. Leaves very variable, 2 to inches long, downy or glabrous ; 

 stem-leaves almost always divided into slender segments. Peduncles 

 very long and slender. Flower-heads J to 1^ incli across. Plowers 

 bluish-lilac, more rarely lilac ; the exterior corollas very irregular, 

 with the three lower segments enlarged, the interior ones more nearly 

 regular, all pubescent on the outside. Involucel sub-cylindrical, 

 enlarged upwards, -^^j inch long, with 8 very deep furrows separated 

 by hairy ridges ; limb semi-transparent, white. Calyx-teeth in fruit 

 setaceous, rough with small points directed upwards, very dark- 

 purple. 



M. Jordan divides this plant into a number of species, which, 

 even with the aid of authenticated specimens, I am unable to 

 separate from each other. 



Small Scabious. 



Freucb, iScabieuse Coloiubaire. German, TaubenSkabiose. 



Sub-Genus ITL— KNAUTIA. Coult. 



Clinanth without scales, but thickly clothed with hairs, and 

 surrounded by a polyphyllous pericline. Involucel substipitate, 

 with d< very broad shallow furrows ; limb with 4 herbaceous teeth. 

 Calyx-limb with 8 to 16 setaceous sub-erect teeth. Corolla-limb 

 4- or 5-cleft, radiant. 



SPECIES III.— SCABIOS A ARVENSIS. Lhm. 



Plate DCLXXIX. 



Jieich. Ic. Fl. Germ, et Helv. Vol. XII. Tab. DCLXXX. Fig. 1353. 

 Billot, Fl. Gall, et Germ. Exsicc. No. 2486. 

 Knautia arvensis, Coult. Dips. p. 29, et Aztct. Plur. 



Rootstock perennial, not premorse. Leaves oblanceolate, the 

 radical ones shortly stalked, undivided and entire or crenate or 

 pinnatifid ; stem-leaves generally deeply pinnatihd, the uppermost 

 ones mostly strapshaped and entire. Anthodes radiant, convex 

 in liower and fruit. Leaves of the involucre (2)ericllne) ovate or 

 lanceolate-ovate, in 2 rows. Limb of the involucel herbaceous, 

 of 4 very indistinct teeth. Calyx-teeth erect, rather shorter than 

 the tube when in fruit, ' deciduous. Corolla-limb 4-lobed, with 

 the lobes unequal, especially in the exterior flowers which are con- 

 spicuously radiant. 



