CtASS V. ORDER!.] ASPERUGO. 23i9 



GENUS IX. ASPERU'GO.— Linn. Madwort. 



Nat. Ord. Boragin'e.e. ' De Cand. 



Gen. Char. Cali/x iive-cleft, unequal with intermediate teeth. 

 Corolla funnel-shaped, with a short lube ; its orifice closed with 

 convex connivant scales. Nuts four, coinpressed, covered by the 

 folded coinpressed calyx — Name from asper, rough. 



1. A.-procumb'ens, Linn. {F\g.^\%.) German Madwort. Stem pro- 

 cumbent; flowers axillary. 



English Botany, t. 661.— English Flora, vol. i. p. 266.— Hooker, 

 British Flora, vol. i. p. 105. — Lindley, Synopsis, p. 165. 



Root small. Stem spreading upon the surface of the ground, from 

 one to two feet long, square, and rough, with short hooked prickles 

 pointing downwards. Leaves mostly numerous, oblong, lanceolate, 

 the margin rough, with prickles pointed forsvards, and more or less 

 hairy with close pressed hairs, sessile, or on short footstalks, single, or 

 two, three, or four, arising from near the same point of the stem. 

 Flowers small, single from the axis of the leaves, at first on short erect 

 peduncles, which become longer, and curved downwards when in fruit. 

 Caly.x small, deeply divided into five teeth, with a small intermediate 

 one, much enlarged when in fruit, veiny, compressed, and folded over 

 the fruit. Corolla with a short cylindrical tube, its orifice closed by 

 five obtuse convex valves; the limb longer than the tube, divided into 

 five rounded blue segments. Stamens on short filaments, alternating 

 with the valves, by which they are enclosed within the tube. Style as 

 long as the tube. Stigma obtuse. Fruit four compressed roughish 

 ovate nuts, attached laterally to the base of the persistent style, and 

 without any perforation at the base. 



Habitat. — Waste places, but rare ; most frequent in the North of 

 England and Scotland. " Boxley, Sussex; Wrangford, near Brandon." 

 Durham ; about Dunbar, Guillon Links, near Edinburgh, and Pur- 

 fleet, Scotland. 



Annual; flowering in June and July. 



GENUS X. CYNOGLOS'SUM.— Linn. Hound's tongue. 



Nat; Ord. Boragin'e^. De Cand. 



Gen. Char. Calyx five-cleft. Corolla funnel-shaped ; the tube 

 short, its orifice closed with five convex connivant scales. Nuts 

 four, depressed, muricated, attached to the base of the persistent 

 style. — Name from xuwv, a dog ; and yXuKTcroe,, a tongue, from the 

 shape and texture of the leaf. 



