characteristically =e L. Onions 
scente 
Ow fnerbs with usually narrowly linear leaves which arise from ovoid 
bulbs covered with a few thin coats, which under a lens are variously marked. 
Flowers on a slender scape in a terminal simple umbel subtended by usually 
two membranous bracts, pedicels not jointed. FPerianth persistent, becoming 
papery, its segments subequal, joined at the very base. Stamens 6, abeut— > 
the filaments filiform but dilated at the point of 
insertion on the perianth. Style filiforms Fruit a caysule. 
O Leaves hollow, columnar; umbel dense, the pedicels 
4 usually equal toor shorter than the flowers J. Ae sibiricum 
f Leaves solid, flat or chanuelled along the upper 
4 surface; pedicels longer than the flowers 
2 Outer bulb coats broken into numerous brown fibers e ri 
2 Bulb coats all papery, not fibrous 
Flower cluster nodding to one side; bulbs ovoid, 
2 oe gradually into a neck 1-< cm. long 
or more 4. Ae cernuum 
q@ A Plower cluster erect; bulbs subglobose or if 
3 ovoid, abruptly narrowed 
if 
(G Stamens purple, exserted beyond and longer 
cent the perianth; bulb coats without 
Oo 
reticulations 4. A. bicentrum 
G Stamens yellow, shorter than the perianth 
segments, not exserted; outer bulb coats 
‘Oo with reticulations visible under a lensy 
<2 Perianth segments white or pale rose, 
. / 7-8 me long; reticulations in outer 
4° 
‘~\bulb coats strongly contorted S As fibrillum 
<; Perianth segments pink, veined with 
/ purple, 8-10 mm. long, recurved; 
in bulb reticulations rectangular G. A. cuspidatum 
Ome 
tba la 
