LILY FAMILY 



307 



y. Flowers white to pink or blue 



(x) Flowers in a raceme, blue or white QUAMASSIA 

 (y) Flowers in an umbel 



m. Flowers blue BRODIAEA 



n. Flowers white to pink 



(m) Flowers with a tube 1-2 in. 

 long, few from an under- 

 ground root-stalk LEUCOC'RINUM 

 (n) Flowers without a tube, many 



on a long stalk ALLIUM 



ALLTUM Linne 1753 ONION 



(Lat. name of the garlic) 



PI. 42, fig. 1. 



Sepals and petals 3 each, similar, stamens 6, ovary 3-celled, stigmas 

 small, ovules 1-6 in each cell ; flowers white to rose, in a simple terminal 

 umbel, with 2-3 papery bracts ; leaves basal, narrowly linear, sheathing ; 

 bulbous perennial. 



1. Leaves hollow, terete; flowers rose-color, longer 



than their pedicels; parts of the perianth 8-12 



mm. long A. sibiricum 



2. Leaves not hollow 



a. Flowers mostly replaced by little bulbs A. canadense 



b. Flowers rarely replaced by little bulbs 



(1) Flower-umbel nodding; each valve of the 



capsule with 2 short crests A. cernuum 



(2) Flower-umbel erect 



(a) Each valve of the capsule with 2 crests A. reticuldtum 



(b) Valves of the capsule not crested 



x. Coats of the bulb very fibrous and net- 

 like; perianth parts 6 mm. long A.Nuttdllii 

 y. Coats of the bulb thin and papery, never 

 fibrous ; perianth parts 8-12 mm. long 

 (x) Bulb oblong with a root-stock be- 

 low A. brevistylum 

 (y) Bulb small and nearly round 

 m. Leaves longer than the short flow- 

 er-stem; perianth parts acute A.Brandegei 

 n. Leaves shorter than the flower- 

 stem ; perianth parts with point- 

 ed, recurved tips A.acumindtum 



