CAKYorilVLLAt'K.i:. 200 



# Seeds conijircssed or inciiiscnidul, attathed liy tlio Hattened or concave face; eiuliryo 



straight or iiisirlv so. 



-»— Calyx cliracteolatc : .staiiiciis mostly 5. 



1. VELEZIA. Calyx slender, elongated, cylindrical, 5-rild»ed or (more often) unlioqnally 

 ir)-rilpl)t(l, sharply 5-toothed. I'etals small, scarcely appenilaged ; hhules 2(-4) t<M)tlie<i or 

 rarely entire. Torus not elongated. Styles 2 ; slender terete capsule 4-valvcd ut the sum- 

 mit. Flowers sessile or very shortly jiedunded. 



■i— H— Calyx subtended by one or more pairs of bractlets: stamens 10. 



2. DIANTHUS. Calyx tubular, fj-tootbed, finely niany-striate. rctuls 5, with long dawn ; 

 the blade entire, emarginate, or several-toothed. Styles 2. Cajtsule dehiscent by 4 valves. 

 Leaves narrow, ofteu connate by narrow scarious membranes. Flowers commonly showy. 



3. TUNICA. Calyx turbinate or cylindrical, obtusely toothed, distinctly 5-rilil)ed, or some- 

 times 13-ribbed. Fetals 5. Styles 2. Flowers considerably smaller and habit more slemler 

 than iu Dkiidlivs. 



* * Seeds laterally attached ; embryo curved : calycine bractlets none. 

 -(— Styles 2 ; cai)sule 4-toothed or -valved : introduced jdants. 



4. GYPSOPHILA. Calyx turbinate, tubular or campanulate, .5-toothed, herl)aceon.«i only 

 in the ini(blle of the segments, the intermediate parts being .scarious. Petals 5. Stamens 

 10. Flowers mostly small, paniculate or scattered, rarely aggregated. Cajtsule rather 

 deeply 4-valved. 



5. SAPONARIA. Calyx tubular or ovoid, 5-toothed, terete with numerous faint veins, 

 or conspicuously 5-angled. Flowers showy. I'etals 5. Stamens 10. Capsule deiii.-cent at 

 apex by 4 short teeth. 



^_ H_ Styles normally 3 (sometimes 4 or .5) ; capsule opening by 3 or 6 teeth : calyx com- 

 monly 10-nerved, rarely x-nervcd. 



6. SILENE. Calvx 5-tootbed, campanulate, subcylindric or turbinate, either inflated or 

 becoming distended by the maturing ca])sule, 10-x-nerved. Petals usually a|ipemlaged at 

 tiie summit of the claw; the blade variously toothed or divided, rarely entire. Stamens 10. 

 Stvles 3 (rarely 4 or 5). Stipe of the ovary commonly developed. Capsule 1 -celled or 

 somewhat 3-celied at the base. Flowers solitary, racemose, or cymose-itaniculate. 



^_ H>. ^_ Styles 5, alternating witii the petals when of the .same number: calyx-teeth 

 not foliaceous. 



7. LYCHNIS. Calyx ovoid, obovate, or clavate, ."i-toothed, 10-nerved, inflated or not. 

 Petals with or without appendages ; tiie blade entire, emarginate, bifid or variously deft. 

 Stamens 10. Ovary 1-celled or divided at the base into 5 partial cells. Capsule dehiscent 

 by as many or twice as many teeth as there are styles. 



^_ ^_ ^_ H- Styles 5. opposite the petals: caly.x-teeth conspicuou.sly prolonged into folia- 

 ceous apjieiidages : introduced plants. 



8. AGROSTEMMA. Calyx ovoid, with 10 strong ribs : the dongated teeth in our specie* 

 au inch or more in length' exceeding the five large uuap|»endaged petals. Suimens 10. 

 Capsule 1-celled. Leaves linear. 



Trihk II. ALSIXE.T-:. Segals free or slightly united at the very hase. Petal.H 

 iiion? or h-ss contracted but not ungnioulate ludow. Corona absent. Flowers 

 mostly small. Styles distinct to the ba.se. 



* Stipules none. 

 ^ Capsule cylindric, more or less elongate.l. often curved, dehiscent by twice .is many teeth 

 as there are carpels. 



9. HOLOSTEUM. Sepals .5. Petals .■>, wjiite, snbentirc or denticulate toward tlip apex. 

 Stamens .J to .'), verv randv 10. Stvles ."l (..,c;i.Mo!ially 4 or f)), longitudinally Migmalic. 



Pod unicellular : seells numerous, .lorsally flatte I. i. e. jwirillel with the incumlnMit cutylc 



dons: the radicle prominent upon the ventral surface. Infioresceuco umbelliform. 



14 



