1( jQ ENGLISH BOTANY. 



GENUS VII— HELO SCI ADIUM. Koch. 

 Calyx-limb obsolete, or of 5 small teeth. Petals oval or ovate, 

 not notched, with the point erect or -W*™"™ 

 oval-ovoid or oblong-ovoid, laterally compressed; col umeUa entare, 

 free; mercicarps with 5 filiform prominent equal ridges niter- 

 stiees eaeb with a single vitta. Involucre none, or of feu leaves, 

 involueel of numerous leaves, or of few leaves all on one ■*■ 



Herbs witb pinnate leaves and wbite flowers in few-flowered 



„*» («L^>, an umbel, meaning an umbelliterous plant inhatatmg march*. 



SPECIES l-HELOSCIADIUM NODIFLORUM. AW, 

 Plates DLXXIII. DLXXIV. 

 flewA. Ic. FL Germ, et Helv. Vol. XXI. Tab. 6G. 

 Billot, Fl. Gall, et Germ. Exsicc. No. 2S49. 

 Apium nodiflorum, AULA *■ *• Germ - et HelV - Vo1 ™ * ^ . « fh _ 



Stem decumbent or prostrate, rooting at tbe lower or at all the 

 nodes. Leaves pinnate (rarely temate), with 2 to G pair £ pmn* 

 leaflets sessile, eUiptical-lanceolate, oval or ovate, rounde at ti» 

 base, undivided or slightly lobed, serrate Umbels opgmto^ the 

 leaves, subsessile or shortly stalked ; rays 4 to 10, unequaL J*VO- 

 Incre dually of few leaves ; involueel of numerous leaves, seanous 

 at the margins. Oremocarp longer than broad. 

 Var. a, vulgare. Schultz. 

 Plate DLXXIII. 

 Slum nodiflorum, Linn. Sm. Eng. Bot. No. G39. 



Stems decumbent, the flowering portion rooting ; only al : t he 

 base. Leaflets elliptical-lanceolate or ovate-lanceolate Umbd. 

 very shortly stalked, without an involucre, or one of 1 or 2 leaves. 



Var. 0, repens. 



Plate DLXXTV. 

 H. ,,p« B* Sj ». Fl G,». et He.v. * & ,, 312. 0, * «* El d. It VoL 1. 



,,„::„;w„,„,v,, 7 ,.o„ s .h„,k,„. .». !..*,.« £«-u-.*»m»- 



. • /.,;,./, /,'/ To Fl Genu, ct Eelv. Vol. XXL p. 1U. 



Apiuwi repens, Iteicn,JU, ic. it ««^ 



Bium repens, SW Eng. Bot. No. 1431. 



Stems prostrate, the flowering as well as the barren branches 

 creeping. Leaflets ovate or ovate-lanceolate. . Umbels on stalks 



