CARFOPHYLLACE^. (piNK FAIIILY.) 45 



Order 21. CARYOPHYLLACEiE. (Pink Family.) 



Herbs with tnmid joints, entire opposite or whorletl, often connate leaves, 

 and regular hypogynous or perigyuous cymose flowers. Stipules dry and 

 scarious, or none. — Sepals 4-5, imbricated in the bud, persistent. Petals 

 4-5, often stamen-like or none. Stamens as many as the sepals and o[)- 

 posite them (except MoUugo), or twice as many, or by abortion fewer. 

 Ovary free, 1 -5-celled, with the ampliitropous or campylotropous ovules 

 attached to a central placenta. Styles 2-5, distinct or partly united, 

 stigmatic along the inner side. Fruit valvate or indehiscent, 1 - many- 

 seeded- Embryo curved, or forming a ring around mealy albumen. 



Hynopsis. 



Tribe T. IliLiKCEBRKJC Sppals \listim't or united 'below. Petals often stamen- 

 like or wanting. — Leaves with scarious stipules, 



» Fruit indehiscent, 1-seedetl (utricle). 



1. PARONYCHIA. Sepals united at the base. Stamens inserted on the base of the sepals. 



Style long. Utricle included. 



2. ANYCIIIA. Sepals distinct Stamens inserted on the base of the sepals. Style very 



short. Utricle partly exserted. 



3. SIPIIONYCHIA. Sepals imited into a tube below the middle. Stamens inserted on the 



tube of the ca]y.x. Style long. 



* * Fruit valvate, few -many-seeded. 



■t- Leaves opposite. 



4 STIPULTCIDA. Stem-leaves minute ; the lowest spatulate. Flowers in terminal clusters, 



5. SPEROULARIA Leaves alUinear. Flowers solitary, a.xillary. 



-»- ■*- Leaves whorled, 



6. SPEHGULA. Styles 5. Stamens 5 -10. Capsule 5-valved. 



7. POLYCARPON. Styles 3. Stamens 3 -5, Capsule 3- valved. 



Tribe II. MOL.LTJGIlVE.iE, Stamens alternate with the sepals, when of the same 

 number ; when three, alternate with the cells of the ovary. — Stipules none. 



8. MOLLUGO. Capsule 3 celled. Leaves whorled. 



Tribe III. ALSINE.^. Sepals separate or nearly so. Stamens opposite the sepals 

 when of the same number. Ovary sessile. — Stipules none. 



* Valves of the capsule as many as the styles. 



9. SAGINA Styles and valves 4-5. 



10. ALSINE. Styles and valves 3. 



* ♦ Valves or teeth of the capsule twice as many as the styles. 



11. ARENARIA. Valves of the capsule 2 - 4, each soon 2-cleft. Petals entire. 



12. STKLLARIA. Valves of the capsule 6 - 10. Petals 2-cleft. 



13. CERASTIUM. Capsule 8 - 10-toothed. 



Tribe IV. SILKNE^K. Sepals united into a tube Petals and stamens inserted on th« 

 stipe of the ovary. — Stipules none. 



14. SILENE. Styles 3. Capsule 6-toDthed. 



16. SAPONARIA. Styles 2. Capsule 4 toothed. 

 16. AGROSTEMMA. So'les 5. Capsule 6-toothed. 



