Order I. 
TllIANDRIA MONOGYNIA. 
45 
733 Leaves ensiform nerved, Upper segment longest stretched forward, the others recurved. 
734 Leaves smooth, Petals linear-lanceolate 
735 Leaves hairy, Petals ovate 
736 Leaves roundish reniform, Spathes oblong acuminate many-flowered 
737 Leaves all linear 
738 Scape nearly simple. Panicle contracted. Leaves ensiform 5-nerved perennial plaited smooth 
739 Scape many spiked. Panicle spreading, Leaves sword-shaped 3-nerved annual plaited smooth 
740 Scape many-spiked. Panicle spreading. Leaves sword-shaped channelled smooth 
741 Scape many spiked, Panicle spreading. Leaves linear sword-shaped 3-nerved plaited villous 
742 Leaves elliptic sword-shaped hairy 
743 Corymbs compound. Branches spreading. Leaves flat 
744 Flowers headed, Spathes many-parted torn 
745 Heads of flowers alternate, Spathes entire 
746 Flowers alternate. Segments of flower equal 
747 Flowers alternate, three of the segments less than the rest 
748 Scape about 1-flowered, Leaves linear-lanceolate a little falcate 
749 Petals ovate oblong, Corymb level-topped hairy 
750 Petals linear, Corymb level-topped villous viscid 
751 Leaves ensiform. Scape villous above. Flowers spiked one-sided 
752 Leaflets of the crown subulate 
1. Flowers bearded. 
753 Stem 1-flowered longer than the leaves. Smaller petals deflexed 
754 Stem 2-flowered longer than the leaves. Flowers sessile 
755 Stem many-flowered longer than the leaves, lower flowers stalked, Spathes colored 
756 Stem many-flowered longer than the leaves. Flowers sessile, Spathes white 
757 Leaves lane, rather plaited, half as short again as the branching stem, Spathes leafy. Tube length of germen 
758 Stem about 2-flowered the length nf the leaves, Germens 3-cornered 
759 Stem many-flowered longer than the leaves. Petals emarginate : the outer flat 
760 Stem many-flow, longer than the leaves, Outer petals revolute, inner nearly upright, wavy and inflexed 
761 Stem many-flowered longer than the leaves, Deflexed petals folded back upright emarginate 
762 Stem many-flowered as long as the leaves, Deflexed petals emarginate, erect oblong 
763 Stem many-flowered longer than the leaves. Erect petals entire, deflexed rather emarginate 
764 Leaves shorter than the 3-flowered stem. Larger petals undulate reflexed, smaller emarginate 
765 Scape round about 3-flowered longer than the leaves, Deflexed petals narrower than the erect ones 
766 Scape about 1-fl. scarcely shorter than ensiform leaves. Tube of corolla about equal to the6-streaked germ«n 
7b7 Stem compressed about 1-fl. the length of leaves. Petals about equal. Beard crested, Germens 3-eornered 
768 Scape compressed many-flowered. Stigmas jagged 
769 Scape 2-flowered shorter than the ensiform leaves, Upper flower abortive 
770 Scape very short about 1-flowered, Spathe erect the length of the tube 
771 Scape 2-flowered longer than the leaves, Spathes the length of the tube 
772 Scape very short 1-flowered, Spathes shorter than the tube, Reflexed petals narrower than the erect ones 
773 Nearly stemless. Scape panicled round. Branches 2-4-flowered 
774 Leaves ensiform smooth somewhat falcate nearly equal to the many-flowered scape, Spathes inflated 
.775 Leaves ensiform falcate smooth. Scape 1-flowered, Petals obovate 
2. Floivers beardless. 
716 Leaves flat,- Inner petals less than the stigma 
777 Stem one-angled many-flowered longer than the leaves 
778 Stem round flexuose equal to the leaves, Germens nearly 3-cornered 
and Miscellaneous Particulars. 
112. Aristea. From arista, a point or beard. The leaves are bearded. 
113. Dilatris. A name not satisfactorily explained. 
114. Brodicea. Named in honor of Mr. Brodie, of Brodie House, a Scotch gentleman, who paid great atten- 
tion to the botany, especially Cryptogamia, of his own country. 
115. Iris. The name given by Theophrastus, Dioscorides, and Pliny, from the variety of its colors. Accord- 
mg to Plutarch, the word iris signified, in the ancient Egyptian tongue, eye : the eye of heaven. This 
beautiful genus abounds in Europe, but is rare in America. Some are bulbous, but the greater part tuber- 
ous rooted, of easy cultiu-e, and propagation by seed or division of the root. The roots of I. florentina, ger- 
