A maryllidea—N. arcissus. 485 
Filaments and style curved; divisions of the perianth 
linear-lanceolate, a lire, to an eighth of an inch 
broad at the base ‘ . . 1. N. Bulbocddiwm. 
Filaments and style straight ; divisions of the perianth 
oblong-lanceolate, 5 to 6 lines broad at the base 
2. N. Pseudo-Narcissus. 
Tube cylindrical, rather widened at the top, five or six 
times as long as broad; divisions of the perianth 
distinctly reflexed . : ; : : 3. N. Calathinus. 
II. Mepiocoronata.—Crown half as long as the divisions, or 
sometimes three-quarters as long. 
Of this group there are seven leading types, but two of these are 
not known in a wild state. 
Divisions of the perianth distinctly reflexed . 4, N, tridndrus. 
Divisions of the perianth spreading at a right angle from 
the base of the crown. 
Large-flowered ; the divisions 9 to 12 lines long, and the 
corona 5 to 6 lines, 
Divisions of the limb white. 
Crown white, half as long as the divisions 5. N. pocul/férmis. 
Crown bright yellow, three-quarters as long as the 
divisions . : , ; 6. N. Macleaii. 
Crown and limb both yellow: 
Flowers always solitary; leaf 6 to 7 lines broad, 
glaucous ; 7. N. incomparabilis. 
Flowers 1 or 2; leaf 3 to 4 lines broad, bright 
green. ‘ . 8. N. odorus. 
Small-flowered ; the diistons 3 0 6 ines deep, and the 
crown half as long. 
Divisions and limb bright yellow, leaf green, cylin- 
drical ; ; 9. N. junctfolius. 
Divisions and limb ahike. leaf platen, flattish 10. N. dubius. 
Ill. PaxrvicoronAr#.—Crown less than half as long as the 
divisions of the perianth. 
Of this group we may define eleven leading types. 
Limb of the flower horizontal, or nearly so, when ex- 
panded ; anthers sessile or nearly so. 
Flowering in Spring. 
Crown cup-shaped, 2 to 4 lines deep, with its margin 
uniform with that of the limb. 
Leaves glaucous, flattish, 6 to 8 lines broad 11. N. Tazétta. 
Leaves sub-terete, green. 
Flowers 1 or 2, nearly white, with a tube 12 to 14 
lines lone, . ‘ . ‘ 12. N gracilis, 
