CARYOPHYLLACEAE. 117 



2. SAPONARIA L. Ammal or perennial herbs. Leaf -blades often broad. 

 Flowers pedicclled. Calyx narrow: tuba terete. Petals 5: blades narrow. 

 Ovary elongate. Capsule-bodies cylindric or oblong, short-stipitate. 



1, S. officinalis L. Stems 3-9 dm. long, often decumbent: leaf -blades elliptic 

 to lanceolate, 3-11 cm. long: calyx 20-25 mm. long; lobes triangular to lanceo- 

 late: petal-blades cuneate, 15-18 mm. long, entire, pink or white: capsule-bodies 

 12-20 mm. long. — Common, in waste places and on roadsides. Nat. of Eu. — 

 Spr. — SoAPwoRT. Bouncing-bet. 



3. SILENE L. Annual or jierennial herbs. Leaf-blades various, com- 

 monly narrow. Flowers mostly pedicelled. Calyx narrow or becoming inflated: 

 tube 10-many-nerved. Petals 5 : blades often toothed at the apex. Ovary 

 somewhat elongate. Capsule-body much longer than thick. — Campion. 

 Catchfly. 



Annual or biennial plants. 



Foliage pubescent: stem viscid. 1. S. noctiflora. 



Foliage glabrous, sometimes glutinous about the nodes of tbe 

 stem. 

 Inflorescence paniculate: mature calyx ovoid. 1'. >S'. antinhina. 



Inflorescence corymbose : mature calyx clavate. .3. >S'. Armcria. 



Perennial plants. 

 Calyx inflated. 



Leaves in whorls of 4"s : petals laciniately cleft ; append- 

 ages wanting. 4. 8. stellata. 

 Leaves opposite : petals 2-cleft ; appendages present. 5. 8. alba. 

 Calyx merely filled with the capsule. 



Inflorescence not leafy-bracted : calyx ultimately globular. 6. 8. latifolia. 

 Inflorescence leafy-bracted : calyx ultimately long. 7. 8. caroliniana. 



1. S. noctifl.ora L. Stem 2-8 dm. tall, closely pubescent: leaf -blades spatulate 

 to elliptic, oblong, or lanceolate, 2-8 cm. long: calyx-tube prominently ribbed, 

 ultimately 12-15 mm. long: petal-blades 9-11 mm. long, white or nearly so: 

 capsules 15-20 mm. long. — S. Eare, on roadsides, near Rawlinsville and 

 Pleasant Grove. Nat. of Eu. — Sum. 



2. S. antirrhina L. Stem 2-8 dm. tall, with glutinous patches near the nodes: 

 leaf -blades linear to linear-oblong, or the lower ones elliptic, 2-8 cm. long: 

 calyx-tube 5.5-7.5 mm. long, ultimately ovoid or oval: petals white or pink; 

 blades cuneate to linear, 6-8 mm. long: capsules 6-8 mm. long, not stipitate. 

 — Common, in waste places and cultivated grounds. — Sum. — Sleepy- 

 catchfly. 



3. S. Armeria L. Stem 2-7 dm. tall, glaucous: leaf -blades spatulate to 

 oblong, lanceolate, or ovate, 2-9 cm. long: flower-clusters compact: calyx-tube 

 ultimately 15-19 mm. long, clavate ; lobes ovate, very short : petals rose-pink 

 or white ; blades cuneate to obovate, 5-8 mm. long : capsules long-stipitate, 

 the body 7—8 mm. long, oblong to cylindric. — S. Eather rare, in fields. Nat. 

 of Eu. — Sum. — Sweet-william catchfly. 



4. S. stellata (L.) Ait. f. Stem 3-12 dm. tall, usually minutely pubescent: 

 leaf -blades ovate to lanceolate, 4^12 cm. long: calyx becoming 10-16 mm. 

 long; lobes about i as long as the tube: petals white, 1.5-2 cm. long; blades 

 laciniate: capsule-body subglobose to ovoid-globose, 6-8 mm. long. — Common, 

 in thickets and on wooded hillsides. — ■ Sum. — Starry-campion. 



5. S. alba Muhl. Stem 3-8 dm. tall, sometimes minutely pubescent: leaf- 

 blades lanceolate to linear-lanceolate or slightly broadest above the middle, 

 4-15 mm. long: calyx becoming 14-16 mm. long: lobes about i as long as the 

 tube: petals white, 2-2.5 em. long; blades cleft: capsule-body oblong to ovoid, 

 9-11 mm. long. — S. Eare, on river shores and on islands. ^ — Schists. — Spr. 

 and sum. 



