PINK FAMILY 77 



1. C. virginica L. Spring Beauty. Stem simple, erect from a deep, 

 tuberous root. The 2 stem leaves narrowly elliptical, 3-6 iji. long, 

 smooth, fleshy ; basal leaves occasionally produced. Flowers on short 

 pedicels. Petals white or pink, with darker veins, j-| in. long, notched. 

 Capsules shorter than the persistent sepals. Common in rich woods.* 



2. C. caroliniana Michx. Northern Spring Beauty. Flowers 

 fewer, smaller, and whiter than in No. 1, fragrant. Leaves 1-2 in. 

 long, ovate-lanceolate or spatulate, rather distinctly petioled. Moist 

 woods, especially N. 



n. PORTULACA L. 



Annual. Stems low, diffuse, and spreading, fleshy. Leaves 

 entire, mostly alternate. Flowers terminal, perigynous. Sepals 

 2, united at the base. Petals usually 5, quickly withering. 

 Stamens 8-20. Style 3-8-parted. Capsules globose, opening by 

 the upper portion coming off like a lid, 1-celled, many-seeded.* 



1. P. oleracea L. Purslane. Stems prostrate, diffuse, fleshy. 

 Leaves alternate, flat, obovate or wedge-shaped. Flowers solitary, 

 sessile, opening in bright sunshine in the morning and usually 

 withering before noon. Sepals broad, acute. Petals yellow. Sta- 

 mens 10-12. Capsule very many-seeded, seeds small, wrinkled. A 

 common garden weed.* 



2. P. grandiflora Hook. Garden Portulaca. Stems fleshy, erect 

 or ascending, densely hairy or nearly smooth, 3-6 in. long. Leaves 

 alternate, cylindrical, fleshy, ^1 in. long. Flowers 1-2 in. wide, 

 white, yellow, or red, showy, opening only in sunlight. Common in 

 cultivation and often growing spontaneously.* 



31. CARYOPHYLLACE.iE. Pink Family 



Herbs sometimes woody below, with thickened nodes. 

 Leaves opposite, entire ; stipules small and dry or none. 

 Sepals 4-5. Petals 4-5 (rarely 0), usually hypogynous.' Sta- 

 mens usually 8-10, hypogynous or perigynous. Styles 2-5 

 (rarely 1). Ovules 1-many. Pruit usually a capsule. 



A 

 Sepals distinct or nearly so. Petals (if any) without claws. Capsules 



several— many-seeded. 

 Styles usually 3.' Capsule ovoid. Stellaria, I 



Styles S or 4.. Capsule cylindrical. Cerastium, II 



