J 46 MONOECIA— POLYANDRIA. Arum. 



voluted at the base ; converging above ; contracted to- 

 wards tlie middle ; coloured within ; containing the flow- 

 er's and their commo7i stalk ; the latter terminating above 

 in a coloured, nearly cylindrical, naked appendage, fi- 

 nally withering. Cor. none. 



Barr.Jl. Filam. numerous, very short and thick, disposed 

 in a dense ring, of several rows, round the stalky within 

 the convoluted part of the calyx, and surmounted, at a 

 small distance above, by another aggregate ring, of ap- 

 parently abortive, slender-pointed, filaments. Anth. of 

 2 lateral, elliptic-oblong, single-celled lobes, opening by 

 solitary pores. 



Fert.Ji. Germ, sessile, obovate, rather more numerous, in 

 a dense compound ring, round the lower part of the 

 stalk, at a small distance from the barren flower. Styles 

 none. Stigm, downy. Berry juicy, globose, of 1 cell. 

 Seeds several, roundish, or angular, w^ith a simple em- 

 hryo. 



Smooth Jierhs, acrid until they are dried, rarely caulescent. 

 Leaves either arrow-shaped, or many-lobed. Fl. soli- 

 tary, in some species ver}^ fetid. 



1. A. maculatum. Common Cuckow-pint, or Wake 



Robin. 

 Stem none. Leaves halberd-shaped, entire. Common 



stalk of the flowers club-shaped, obtuse. 

 A. maculatum. Linn. Sp. PL 1370. Willd.v.4.483. Fl. Br.l024. 



Engl.Bot.v.l9.t.\298. Hook. Scot. 272. Curf.Lond.fasc.2. 



t. 63. Woodv. t. 25. Mill. Illustr. t. 76. Fl. Dan. t.505. 

 Arum. RaiiSyn.266. Riv. Monop. Irr. 1. 124. Fuchs.Hist. 69./. 



Ic. 40./. Matth.Valgr.v.i.bAb.f. Camer.Epit.365,366.fJ. 



Dii Gort, Benef. Comm. 3 8./. 

 A. n. 1302. Hall. Hist. v. 2. 160. 

 A. vulgaie. Ger. Em. 834./. Mill. Jc, 35. t. 52. f. 1. 

 A. officinarum. Lob. Ic. 597./. 

 Ap(x,Koyrsoc i^iKpyj. Diosc, let. 131. 



In groves, bushy places, borders of fields, and hedge banks, com- 

 mon. 



Perennial. May. 



Root tuberous j when fresh, mucilaginous and acrid ; when dried, 

 affording plenty of white, wholesome, nutritious flour, fit for 

 making bread. Herb of a shining green. Stem none. Leaves 

 stalked, broadly arrow-shaped, more or less hastate, acute, erect^ 

 spotted variously with black. Flower solitary, on a simple ra- 

 dical stalk, erect, pale green, 'vitli a red tint, and some occa- 



