xvin. CARYOPHYLLE2E. (Edgeworth & Hook, f.) 213 



Subtribe 3. LYCHNIDE^E. Capsule bursting by short or long valves. 

 Hiluui lateral ; embryo annular. 



Calyx 5-nerved. Capsule 1 -celled, deeply 4-valved ; styles 2-3 4. GYPSOPHILA. 



Calyx veined. Capsule shortly 4-valved'; styles 2 .... 5. SAPONABIA. 

 Calyx- 10-ao -nerved. Capsule partially 3-celled, shortly 3-6- 



valved ; styles 3 6. SII,ENE. 



Calyx 10- nerved. Fruit fleshy ; styles 3 7. CUCUBALUS. 



Calyx 10-nerved. Capsule shortly 4-5- or 8-10-valved ; styles 5 8. LYCHNIS. 



TRIBE II. Alsineae. Sepals free, or connate at the base only. Petah 

 subsessile and stamens inserted on an annular disk, rarely perigynous. 

 Styles free. 



* Stipules 0. Sepals free. Stamens hypogynous. 



Petals jagged. Capsule cylindric or conic, 6-valved. Styles 3. 



Seeds many, compressed 9. HOLOSTEUM. 



Petals notched or entire. Capsule cylindric or conic, 8-10- 

 valved. Styles 3-5, opposite the sepals. Seeds many . .10. CERASTIUM. 



Petals 2-fid. Capsule globose ovoid or oblong. Styles 3-5. 



Seeds few or many 11. STELLARIA. 



Petals entire. Capsuje depressed, 1-seeded Styles 2 . . .12. BEACHYSTEMMA. 



Petals entire or lacerate. Capsule of SteUaria, Styles usually 



2-3. Seeds many 13. ARENARIA. 



Petals entire, minute or 0. Capsule 4-5-valved. Stamens and 



styles 4 or 5 opposite the sepals 14. SAGUNA. 



** Stipules 0. Sepals connate beloio into an obconw tube, bearing the 

 stamens. 

 Petals 0. ; .15. THYLACOSPERMUM. 



*** Stipules scarious. Sepals free. 



Petals entire. Styles 3 or 5. Capsules 3- or 5-valved . . 16. SPERGDLA. 



TKIBE III. Polycarpeae. Sepal* free. Petals subsessile and stamens 

 inserted on an annular disk. Styles 3-2, combined. Stipules scarious, rarely 

 obsolete. 



Sepals not keeled. Petals 2-6-fid 17. DRYMARIA. 



Sepals keeled. Petals entire. Style 3-fid 18. POLYCARPON. 



Sepals scarious, not keeled. Stigma 3-toothed . ', . . . 19. POLYCABT-EA. 



1. DIANTHI7S, Linn. 



Herbs, usually perennial. Leaves linear. Flowers terminal, solitary or in 

 panicled cymes. Calyx tubular, 5-toothed, nely striated (with 7-9 or 11 

 nerves to each tooth) ; base embraced by 2 or more imbricating bracts. 

 Petals with a long claw; blade entire or tooth ?d or fimbriate, claw without 

 a scale. Stamens 10. Disk a long-stalked gynophore. Ovary 1-celled ; 

 styles 2. Capsule cylindric oblong or ovoid, 4-toothed or valved. Seeds 

 orbicular or discoid, plane or concave, imbricated ou the columnar placenta ; 

 embryo straight, excentric. DISTRIB. Species about 70, natives of the 

 N. temp, zone exclusive of Western N. America. 



D. cliineiuit L. (D. glaucw, Hb. Ham. in Wall. Cat. 656) is commonly cultivated in 

 India. 



