Spring Flora of Oklahoma 
43 
erally 3. Ovary 1-celled, many-ovuled. Capsule globose or 
oblong. Seeds reniform-globose or compressed. 
1. Arenariia patula Michx. Pitcher’s Sandwort. Annual. 
Branched from the base, erect or ascending, 4'-10' high, finely pubes¬ 
cent or glabrous. Leaves soft, herbaceous, linear-filiform, 4"-12" 
long, y< 2 ? wide or less. Cyme terminal, several-flowered, diffuse. 
Sepals lanceolate, acuminate, 3-5-nerved. Seeds rough. 
In open dry places. April-May. Common. 
FAMILY 23. CARYOPH YLL ACEiE. Pink Family. 
Annal or perennial herbs, often swollen at the nodes, 
with opposite, entire leaves, and perfect, regular flowers, 
the sap watery. Sepals 4 or 5, united into a tube or cup. 
Petals equal in number to the sepals (rarely 0). Sta¬ 
mens twice as many as the sepals, perigynous. Ovary 1, 
stipitate, mainly 1-celled. Styles 2-5. Ovules and seeds 
several or many. Fruit a capsule. 
I. SILENE L. 
Annual or perennial herbs. Calyx more or less in¬ 
flated, tubular, ovoid, or campanulate, 5-toothed, 10- 
nerved, bractless. Petals 5, clawed. Stamens 10. Styles 
3. Ovary 1-celled or 3-celled at the base, opening by 6 
teeth, many seeded. Seeds usually roughened. 
1. Silene antirrhma L. Sleepy Oatchfly. Annual, erect, pub- 
erulent or glabrous, glutinous about the nodes, 8'-30' high. Basal 
and lower leaves spatulate or obianceolate, l'-2' long. Upper 
leaves linear and gradually reduced to subulate bracts. Inflorescence 
a loose, cymose panicle. Corolla pink, about l"-2" broad. Calyx 
narrowly ovoid, much expanded by the ripening pod, its teeth ovate, 
acute. Petals obcordate, minutely crowned. 
In waste places and woods. Common. May-July. 
FAMILY 24. ANNONACE/E. Custard-Apple Family. 
Trees or shrubs with alternate, entire, pinnately-veined 
