484 LILIACEJE 



Section I. Asparage^:. — The Asparagus Group 

 Never bulbous ; fruit berry-like 



1. Ruscus. — Stem woody, with flattened, leaf-like branches, 

 minute, scale-like leaves, dioecious flowers and united filaments. 



2. Asparagus. — Stem succulent, branched ; ultimate branches 

 bristle-like ; stamens not united. 



3. Polygonatum. — Stem leafy ; flowers axillary ; perianth 

 tubular, 6-cleft. 



4. Maianthemum.- — Stem erect, with few leaves ; flowers in a 

 terminal raceme, generally 4-merous. 



5. Convallaria. — Leaves 2 — 3, radical; flowers in a terminal 

 raceme, bell-shaped, 6-merous. 



Section II. Asphodelea:. — The Asphodel Group 

 Generally bulbous ; leaves radical ; scape leafless ; fruit a capsule 



6. Simethis. — Not bulbous j leaves grass-like ; flowers in a 

 panicle, 6-merous. 



7. Allium. — Flowers in an umbel, with a 1 — 2-leaved mem- 

 branous spathe. 



8. Muscari. — Flowers in a bracteate raceme ; perianth globular. 



9. Scilla. — Flowers in a bracteate raceme ; perianth-segments 

 free, spreading, blue, purple, or white, deciduous. 



10. End^mion. — Flowers in a bracteate raceme; perianth-seg- 

 ments united, campanulate. 



n. Ornithogalum. — Flowers in a bracteate, sometimes 

 corymbose raceme ; perianth white, persistent, of 6 free, spread- 

 ing segments. 



Section III. TvLiPKK.—The Tulip Group 



Bulbous ; leaves radical and cauline ; fruit a capsule 



*i2. L/lium. — Flowers few, large; perianth-leaves 6, free, 

 spreading, or reflexed, deciduous. 



13. Fritillaria. — Flowers few, large, drooping ; perianth-leaves 

 6, lree, not reflexed, with a nectary at the base of each, deciduous. 



14. Tulipa. — Flower solitary, large, erect ; perianth-leaves 6, 

 free, without nectaries, deciduous. 



15. Gagea. — Flowers few, small, yellow, umbellate; perianth- 

 leaves 6, free, without nectaries, spreading, persistent. 



16. Ll6ydia. — Flowers few, small, white ; perianth-leaves 6, free, 

 with transverse nectaries, spreading, persistent. 



