CARYOPHYLLACEAE 



125 



1. Agrostemma. 



2. Lychnis. 



3. SiLENE. 



4. Saponaria. 



FAMII.Y 9. CARYOPHYLLACEAE Reichenb. Pink Famii^y. 



Sepals united : ovary stipitate : petals clawed. 



Calyx-tube with at least twice as many ribs as lobes. 

 Styles 5. 

 Calyx-lobes foliaceous, alternate with the styles. 

 Calyx-lobes small, opposite to the styles. 

 Styles 3 or rarely 4. 

 Calyx with 5 ribs, nerved or nerveless. 

 Petals appendaged at the base of the blade. 

 Petals unappendaged. 

 Calyx-tube 5-angled, without bractlets. 

 Calyx-tube terete or nearly so, subtended by bractlets 

 Sepals distinct: ovary sessile : petals not clawed. 

 Stipules wanting. 



Petals 2-cleft or 2-parted. 

 Capsules relatively short, ovoid or oblong. 

 Capsules relatively long, cylindiic. 

 Petals entire, toothed or slightly notched. 

 Styles as many as the sepals. 

 Styles fewer than the sepals. 

 Petals entire or emarginate : flowers in dichotomous or capitate cymes 

 or solitary. 

 Seeds not strophiolate. 10. 



Seeds strophiolate. ii. 



Petals toothed, flowers in umbel-like cymes. 12. 



Stipules present. 



Leaves whorled : styles and valves of the capsule 5. 13, 

 Leaves opposite : styles and valves of the capsule 3. 14, 



Vaccaria. 



DiANTHUS. 



Alsine. 

 Cerastium. 



9. Sagina. 



Arenari.a. 



moehringia. 



Holosteum. 



Spergula. 



TiSSA. 



1. AGROSTEMMA L. 



1. Agrostemma Githago L. Corn Cocki^e or Campion. (Man. p. 

 388; I. v. /. 143S.) In grain fields and waste places, throughout north- 

 eastern U. S. Adv. from Eu., occurring also in northern Asia. — Pennsyl- 

 vania : Northampton ; Bucks ; Philadelphia ; Delaware ; Ches- 

 ter ; Lancaster; Franklin; Huntingdon; Erie; Delaware; 

 Allegheny. 



2. LYCHNIS L. 



Calyx-lobes not twisted : plants more or less pubescent or glandular, not woolly. 

 Mature calyx much enlarged or inflated. 

 Flowers opening in the evening : corolla white or pink. i. L. alba. 

 Flowers opening in the morning : corolla red. 2. L. dioica. 



Mature calyx campanulate. 3. L. Flos-cuculi. 



Calyx-lobes twisted : plants densely white-woolly. 4. L. Coronaria. 



1. Lychnis alba L. Evening Lychnis. (Man. p. 392 ; I. F. /. 

 1455.^ In waste places and on ballast, Ont. and in the Eastern and 

 Middle States. Adv. or Nat. from Eu. — Pennsylvania: Luzerne; 

 Monroe ; Northampton ; Bucks ; Philadelphia. 



