SY NGENESI A. 
403 
Endive, and Golden Thistle. 2. Such as have tubulose compound 
flowers; of which there are twenty-tree, viz. Arctium, Burdock, 
Saw-wort, Thistle, Blessed Thistle, Woolly Thistle, Artichoke, 
Carline Thistle, Bastard Saffron, Water Hemp Agrimony, Alpine 
Colt’s Foot, Distaff Thistle, Hemp Agrimony, Bastard Hemp 
Agrimony, Goldy Locks, African Fleabane, Lavender Cotton, and 
Bamadesia. „ . , , 
Order IT. P0LYGAM1A SUPERFLUA, comprehending such 
plants as have the florets of the disk hermaprodite, and those of the 
radius female. This order contains thirty-eight genera, distinguished 
into, 1. Tubulose; of which there are eight, viz. Tanaeetum, 
Tansey, Artemesia, Mugwort, Gnaphalian, Cudweed. Xeranthemum, 
Austrian Sneezevvort, or Eternal Flower, Carpesmm, Bacchans, 
Plowman’s Spikenard, Cotida, and Conyza, Fleabane. 2. Radiate ; 
of which there are thirty, viz. Erigeron, Tussilago, Colt’sfoot, 
Senecio, Groundsel, Aster, Star- wort, Solidaga, Golden Rod, Inula, 
Elacampane, Cineraria, Sky Flower, Arnira, Doronioum, Leopard’s 
Bane, Perdicium, Holenium, Bastard Sun Flower, Beilis, Leysera, 
Tagatos, African Marygold, Pectis. Chrysanthemum, Corn Mary- 
gold, Matricaria, Feverfew, Anacyelus, Anthemis, Chamomile, 
Achillea M difoil, Tridax, 'Trailing Stanvort of Vera Cruz Zinnia, 
Verbesina, Sigesbeckia, Buptbalmum, Ox Eye, Eclipta, Bellium, 
Amellus, Unxia, and Mutisia. 
Order III. POLYGAMIA FRUSTRANEA, comprehending 
such plants as have the florets of the disk hermaphrodite, and those 
of the radius neuter. This order contains nine genera, all radiate, 
viz Helianthus, Sun Flower, Rudbeckia, Dwarf Sun Flower, 
Coreopsis, Tick-seeded Sun Flower, Gortena, Osmites, Zoegea, 
Centaurea, Centaury, Sclerocarpus, and Didelta. 
Order IV. POLYGAMIA NE0ESSAR1A, comprehending 
such plants as have flowers of the disk male, and those of the radius 
female. This order contains fourteen genera, most of which are 
radiate, viz. Milleria, Silphium, Bastard Chrysanthemum, Chryso- 
gonum, Melampodium, Calendula, Marygold, Arctotis, Osteosper- 
mum Hardseeded Chrysanthemum, Othonna, African Ragwort, 
Polymnia, Eriocephidus, Filago, Cottonweed, Micropus, Bastard 
Cudweed, Baltimore, and Hippia. 
Order V. POLYGAMIA SEGREGATA. This order com- 
prehends such plants as have many partial cups contained in the 
common calyx, which separate and surround the floscula. This 
order contains seven genera, distinguished into, 1. Such as have 
four flosculi in each partial calyx ; of which there are two genera, 
viz Elcphantopus, and Oedera. 2. Such as have many flosculi m 
each partial calyx ; of which there is only one genus, viz. Sphicr- 
antlius 3. Such as have one flosculus in each partial calyx ; ot 
which there are three genera, viz. Echinops, Gundclia, and Stoebe. 
4. Such as have three flosculi in each partial cup, of which there is 
only one genus, viz. Jungia. , 
Order VI. MONOGAMIA, comprehending such plants as have 
simple flowers. This order contains seven genera, viz. Stramfia, 
