372 AN EXPLANATION 



450 Verticillus Involucratus (520) furnished with an involu- 



crutn. 



451 Bracteatus (443) having floral leaves. 



452 Confertus, the footstalks crowded together. 



453 Distans, the footstalks distant. 



454 Capitulum, a head, flowers collected into a globe or 

 head. 



455 Subrotundum (456) nearly of a globular fi- 

 gure, almost round. 



456 Globosum, globular, perfectly round. 



457 Dimidiatum, halved, like a globe cut into 



two parts. 



458 Foliosum, leafy, leaves intermixed with the 

 flowers. 



459 Nudum, naked, without leaves or bristles. 



460 Fasciculatus, flos, bunched, a flower growing in bunches. 



46 1 Spica, sessile flowers growing alternate on a common 



peduncle. 



462 Simplex, a single spike, undivided. 



463 Composita, many little spikes growing from the 



common peduncle. 



464 Glomerata, many little spikes crowded together. 



46.5 Ovata (1 60) egg-shaped. 



466 Ventricosa (256) swoln, gouty. 



46? Cylindrica, pillar-shaped. 



468 Interrupta, spikes alternately smaller. 



469 Imbricata (120) scaled. 



470 .Articulata (84) knotted, jointed. 



471 Ramosa, branching variously. 



472 Linearis (16'9) linear, of equal width, lengthwise. 



473 Ciliata (196) lashed. 



474 Foliacea, leafy. 



475 Comosa, terminating in little leaves. 



476 Corymbus (46 J ) a kind of spike, whose flowers are fur- 



nished with footstalks, so proportioned to their situa- 

 tion, as to elevate all the flowers of the spike to the 

 same height. 



477 Thyrsus (489) a kind of crowded panicle of an ovate 



form. 



478 Racemus, a bunch of flowers, the peduncles coining at 



the sides. 



479 Simplex, undivided. 



480 Compositus, divided into many. 



481 Uiiilateralis, all the flowers growing on one 



side. 



492 



