100 FLORA OF PHILADELPHIA. 



Family 3. LILIACEAE Adans. Lily Family. 



Plants bulbous, or with rootstocks, or fibrous-fleshy roots. 

 Ovary superior, not adnate to the perianth. 



Boots fibrous-fleshy; scape tall; flowers orange or yellow. , 



1. Hemerocallis. 

 Plants with bulbs or corms. 



Flowers umbelled. "2. Allium. 



Flowers solitary, racemed, coiymbed or panicled. 

 Anthers not introrse. 



Anthers versatile; tall herbs. 3. Lilvwm. 



Anthers not versatile ; low herbs. 



Flowers nodding; capsule obovoid; seed glob- 

 ular. 4. Erythroni/um. 

 Flowers erect; capsule columnar; seed flat. 



5. TuXipa. 

 ' Anthers introrse. 



Perianth of, 6 separate segments. . / 6. OrnithogaVum. 

 Perianth globose, oblong or urn-shaped. 



T. Muscari. 

 Ovary half inferior; roots fibrous; flowers racemed. 8. Aletris. ■ 

 Stem a woody caudex; leaves rigid, mostly bearing marginal fibres. 



9. Yucca., 



1. HEMEROCALLIS L. 

 1.. Hemerocallis fulva L. Common Day-lily. M. p. 261.; Meadows and 

 j. , along streams, escaped from cultivation. Summer. 



2. ALLIUM L. Leek, Garlic, Onjpn. Vl . . ^ 



Leaves oblong-lanceolate, a,bsenj; at flowering time,. , ., , ,1. 4,- tricoccum. 

 Leaves linear, present at flowering time. 



Bulb-coats membranous, not fibrous reticulated. 



Flowering umbel nodding. (i'i) Hi!: • 2. A. cernuum. 



Flowering umbel erect. ..|. , . , 



Sepals not keeled; inner filaments toothed under the anthers. 



3. A. vineale. 

 Sepals keeled; inner filaments not toothed. 4. A. carinatum. 

 Bulb-coats fibrous-reticulated. 5.A. Canddense. 



1. Allium tricoccum Ait. M. p. 262. Rich woods. Early summer. 



Philadelphia — Wissahickon- (Je,) (Re.). Bucks*- Ridge Valley (Fr.). 

 M ctntgomery — Shannonville (Cr.), Sumneytown (VP.). Delaware — 

 HaveTford, Valley of Darby Creek (B. Sm.), Aston (W. Tr.), Cheyney 

 (Ws.). Lancaster— Peach Bottom (Ca.), Williston Twpi (Pr.). : Berks— 

 (P.). Dauphin— (P.). 



Gloucester — Swedesboro (Li.). ' Salem— Salem (C), Woodstown (He.) 

 (Wa.). Mercer— Groveville (C). 



New Castle — Speakman's, Tatnall; Point Lookout, Mount Cuba, Com- 

 mons. 



2. Allium cernuum Roth. M. p. 263. Banks and hillsides. Summer. 



Lancaster— York Furnace. 



3. Allium vineale L. M. p. 263. Moist meadows and fields. Early sum- 



mer. 



4. Allium oarinatum L. M. p. 1046. Fields. 



Bucks— Grenoble, N. E. Arnold (Fr.). 



