240 



DIOECIA PENTANDRIA. 

 454. HUMULUS. Hop. 



Linn. Gen. 522. Jitss. 404. FL Br. 1077- Lam. t. 815. 



Lupulus. Tourn.t. 309. Gcertn. t. 75. 



Nat. Ord. Scabridcc. Linn. 53. UrticcE. Juss. 98. 



Barr.f. Cal. of 5 oblong, concave, obtuse leaves. Cor. 

 none. Filam. 5, capillary, very short. A?it/i. vertical, 

 oblong, of 2 cells, opening by 2 terminal pores. 



Fert. Jl. Catkin of numerous, membranous, imbricated, 

 concave scales, 1 to each floret. Cor. none, except a 

 double inner scale be taken for such. Ger77i. superior, 

 minute, oblong. Siijles 2, awl-shaped, spreading, downy. 

 Stigmas simple. Seed tunicated, attached to the base of 

 each enlarged, membranous, dry scale of the cone. 



Only one species. 



1. H. Ldipulus. Common Hop. 



H. Lupulus. Linn. Sp. PI. 1457. ff'ilhl. v. 4. 769. FL Br. 1077. 

 Engl. Bot.v. G. ^427. Hook. Scot.2S8. Mill. Illustr. t.SS. Fl. 

 Ban. t. 1239. Bull. Fr. t. 234. 



Lupulus n. 1618. Hall. Hist. v. 2. 290. 



L. mas et foemina. RaiiSyn. \2>7. Bauh. Hist.v.2.\b\. f. 152./. 



Lupulus. Trag. Hist. 812./. Matfh. f'algr. v. 2. 553./ Carrier. 

 Epit. 933, 934.// 



Lupus salictarius. Ger. Em. 885./ Fuchs. Hist. 1G4./ Ic 92./ 

 Lob. Ic. 629./ 



Hops. Petiv. H. Brit. t. 1./ 1, 2. 



In thickets and hedges, especially where the soil is stiff and rather 

 moist. 



Perennial. July. 



Root branched, moderately creeping. Stems herbaceous, twining, 

 climbing to the height of .several feet, branched, leafy, angular, 

 hollow, rough with small hooked prickles. Leaves opposite, 

 stalked, heart-shaped, acute, serrated, either undivided or three- 

 lobed, very harsh on both sides, like those of a Fig, with minute 

 points, whence the excellent Linnsean name of this Natural 

 Order. Footstalks prickly, connected at the base by a pair of 

 large, membranous, reflexed, intermediate stipulas. Fl. pale 

 green, pendulous ; the barren ones in compound axillary pani- 

 cles; fertile ca/A;i?75 few, on axillary simple stalks. The ripe cones 

 are bitter, viscid, highly aromatic, well known for their use in 

 making beer, and reputed to have a narcotic property. 



