172 THE FLORA. 
Orper XXI. CARYOPHYLLACES. Pinkworts. 
407 
Fig. 406. Pink (Pheasant’s-eye): , the bracts; c, the tubular calyx. Fig. 407. The ovary 
with its 2 styles, Fig. 408. A petal of the Diurnal Lychnis, 2-cleft: c, the claw. Fig. 409, 
Arenaria stricta, showing the spreading cyme. ig. 410. A flower enlarged, calyx not tubular, 
Herbs with the stems swelling at the nodes; opposite, entire leaves ; 
sepals 4 or 5, sometimes distinct and sometimes united into a tube; 
petals 4 or 5 (sometimes 0), with or without claws, hypogynous ; 
stamens generally twice as many as the petals; styles 2-5; 
Fruit a 1-celled (rarely 2-5-celled) capsule with numerous seeds, and an 
embryo coiled around fleshy albumen. 
Analysis of the Genera. 
§ Stipules dry, scale-like, between the leaves at base....6 
§ Stipules none....2 
2 Sepals united into a tube. Petals with long claws....3 
2 Sepals distinct or nearly so. Petals sessile or none....4 
8 Calyx with 2 or more bractlets at base....a 
8 Calyx naked, ¢. e., with no bractlets....b 
4 Pod 1-celled and with several seeds. Petals generally present....5 
4 Pod 1-celled, with 1 seed. Petals none, calyx green....g 
4 Pod completely 3-celled. Petals none, calyx white....h 
5 Petals 2-parted or 2-lobed.... 
5 Petals undivided and entire....d 
