122 SILENE^. (pink family.) 



* Calyx tubular, .001 in diameter, with 1 linear-lanceolate bract at base. 



1. VELEZI4. Calyx 5-15-nerved, acutely toothed. Limb minute. 



* * Calyx tubular, tap-shaped, or obconical, ,002 or more in diameter. 



2. DIANTHUS. Calyx tubular, scaly at base, oo -nerved. 



3. TUNICA. Calyx top-shaped, tubular, or obconical, with 2 scales or naked at base, 5-15- 



nerved ; commissure membranous. 



TRIBE II. LiYCHNIDEiE. Seeds kidney-shaped or nearly globular, with lateral 

 hilum. Embryo peripheral or spiral. 



* Cormnissural nerves of Calyx 0. Styles 2. Embryo peripheral or curved. 



4. ACANTHOPHYLLUM. Shrubs with prickly leaves, and white, sessile flowers. 



5. GYPSOPHILA. Calyx usually top-shaped or canipanulate, usually 5-nerved, claws of 



petals usually not bilamellate. 



6. ANK.YROPETALUM. Nearly leafless perennial herbs, with intricate branches. Petals 



tripartite ; claws not bilamellate, 



7. SAPONARIA. Calyx usually cylindrical or oblong ; nerves oo. Claws of petals bila- 



mellate, 



* * Commissural nerves oj calyx manifest. Embryo peripheral. 

 I Styles 3. Calyx usually club-shaped in fruit, often in flower. 



8. SILENE. Annual and perennial herbs, with various habit. 



t t Styles 5, Calyx oblong or cylindrical. 



9. MELANDRIUM, Perennial herbs. Calyx membranous, 5-toothed, 



.10. GITHAGO. Annuals. Calyx coriaceous, with 5 at length deciduous lobes. 



1. VEI.EZIA, L. Velezia. 



Calyx slender, tubular, acutely 5-toothed, 5-15-nerved. Petals 5, 

 with elongated claw and small limb ; crown 0, or consisting of crisp 

 hairs. Stamens 10 or 5. Torus not elongated. Capsule cylindrical, 

 4-toothed, few-seeded ; seeds with eccentric umbilicus and prominent 

 radicle — Annual, dichotomous, rigid herbs, with awl-shaped leaves. 



V. rigida, L. © DiUbaiqalt. .1 to .3, glandular-hispid or gla- 

 brescent. Flowers alternate or twin, six times as long as thickened 

 pedicels ; calyx .012 long, .001 in diameter, equally 15-nerved, some- 

 what angled ; limb bifid, naked or with a few hairs at base ; capsule 

 about as long as calyx — May and June — Dry hillsides ; Galilee to 

 Aintab, and northward. 



Yar. fa§ciciilata, Post. Mowers clustered^ subsessile — Nusairy 

 Mountains. Lebanon (F. fasciculata^ Boiss.) 



2. DIANTHUS, L. Pink. Carnation. Qurunful. 



Calyx scaly at base, tubular, oo -nerved, 5-toothed. Petals 5, 

 with spreading, entire, dentate, or fringed limb, glabrous or hairy 

 above. Stamens 10. Torus elongated into a gynophore. Capsule 

 cylindrical or ovate, co -seeded, 4-toothed. Uml)ilicus central. Embryo 

 eccentric — Herbs, mostly perennial, with grass-like leaves, and 

 showy flowers. 



* Calyx inore or less striate and minutely warty. Scales 4-6. 

 t Anmuils. Calyx striate to lase. Scales 4. 

 1 D. tripunctatus. 

 t t Perennials. Calyx tube striate only from sinus downward. Scales 4-6. 



