Family CARYOPHYLLACEA 75 
Fruit indehiscent or bursting irregularly; petals wanting. 
Fruit a berry. 8. Phytolaccacez. 
Fruit an achene or utricle. 
Fruit a lenticular or triangular achene; stipules usually 
united, sheathing, i. e. ocreae. 10. Polygonacez. 
Fruit a utricle or anthocarp; stipules not forming ocreae. 
Calyx corolloid, its limb deciduous, the base persistent 
around the fruit. 7. Nyctaginacee. 
Calyx not corolloid, green or scarious. 
Leaves with scarious stipules. 1. Caryophyllacez. 
Leaves without stipules. 
Flowers usually bractless, bracts if present not scarious. 
9. Chenopodiacez. 
Flowers with scarious bracts, sepals usually also scari- 
ous. 8. Amaranthacee. 
1. CARYOPHYLLACEZ. 
Pink Family. 
Calyx of united sepals, styles distinct to the base. 
Calyx with ten or more ribs. 
Styles 5. 
Alternate with the calyx teeth. 1. Agrostemma. 
Opposite to the calyx teeth. 3. Lychnis. 
Styles 3-4. 2. Silene. 
Calyx with 5 ribs. 
Petals with a scale at the base of the blade; flowers 2.5 cm. 
long. 4. Saponaria. 
Petals not appendaged at the base of the blade; flowers 8 mm. 
broad. 5. Vaccaria. 
Calyx of distinct sepals; styles united or distinct. 
Petals present. 
Petals deeply 2-parted. 
Capsule globose or oblong, often not exceeding the calyx. 
6. Alsine. 
Capsule cylindric, often curved, much exceeding the calyx. 
7. Cerastium. 
Petals entire or merely emarginate. 
Seeds many, without a membranous appendage. 8. Arenaria. 
Seeds few, with a membranous appendage at the hylum. 
9. Moehringia. 
Petals minute or wanting. 
Ovules and seeds numerous, sepals toothed. 10. Loeflingia. 
Ovule and seed solitary, sepals not toothed. 
Sepals awn-tipped; styles united to the stigma. 11. Paronychia. 
Sepals not awned; styles mostly distinct. 12. Anychia. 
1. Agrostemma. 388. 
1. Agrostemma githago (L.) Ait. Corn-cockle. 
A common weed in wheat fields. Lincoln; Minden; Weeping Water. 
2. Silene. 388. 
Leaves apparently verticillate in fours. 1. S. stellata. 
Leaves ail opposite. 
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