78 C APP ARID ACE AE. 



1. S. arvensis L. Stems 3-9 dm. tall, hispid: leaves 4-17 cm. long: blades 

 of the lower ones coarsely toothed or lyrate-pinnatifid : sepals becoming 5-6 

 mm. long: petals 5.S-8.5 mm. long, the siiborbicular or obovate blades ab- 

 ruptly contracted into the slender claws: pods 21-24 mm. long. — Pinelands 

 and waste places. Nat. of Eu. — {Ber., Bah., Cuba, Ant.) — Charlock. 



3. CAKILE [Tourn.] Ludwig. Chiefly maritime fleshy herbs. Leaf- 

 blades entire to pinnatifid. Sepals 4, succulent. Petals 4, white or purple. 

 Stamens 6: anthers ovoid. Style very short: stigma depressed. Pod of two 

 dissimilar portions. 



1. C. lanceolata (Willd.) O. E. Schulz. Plants spreading or proeimabent: 

 leaves 3-9 cm. long; blades oblanceolate to broadly linear or lanceolate, 3-8 

 cm. long, entire, crenate or dentate, or some of the lower ones pinnatifid: 

 flowers fragrant: sepals becoming 3.5-4 mm. long: petals 4-7 mm. long: pods 

 1.7-2 em. long, the upper joint conic or ovoid-conic. — Coastal sand-dunes and 

 shores of Bay Biscayne. — F. K. {Ber., Bah., Cuba, Ant.) — Sea-rocket. 

 Sea-mustard. 



4. WAEEA Xutt. Wiry herbs. Leaf-blades entire. Sepals 4, narrow. 

 Petals 4, white, rose or purple, each abruptly narrowed into a slender claw. 

 Stamens 6 : anthers oblong to oblong-sagittate. Style wanting. Pod very 

 narrow, thick, long-stipitate. 



1. W. Carter! Small. Plants 4-15 dm. tall: leaf-blades linear or sometimes 

 cuneate on the lower part of the stem, 1.5-3.5 cm. long: sepals 4.5-5.5 mm. 

 long: petals white or nearly so, the claws prominently sharp-toothed: pedicels 

 becoming 9-12 mm. long: pods 5-6 cm. long. — Pinelands. 



Family 3. CAPPARIDACEAE. Caper Family. 



Herbs, shrubs, trees, or vines. Leaves alternate or rarely opposite: 

 blades simple or compound. Flowers perfect, in racemes or cymes, or 

 solitary. Calyx of i or 5 sepals. Corolla of 4 or 5, often unequal petals. 

 Receptacle often produced into a gland. Androecium of 4-6 stamens, 

 or more. Gynoecium of 2 united carpels. Ovary often stiiiitate. Fruit 

 capsular, sometimes baccate. 



Herbs : fruit a dry, 2-valved capsule. 1. Aldexblla. 



Shrubs or trees : fruit pulpy, indehiscent. 2. Capparis. 



1. AIiDENELLA Greene. Herbs. Leaf-blades 3-foliolate, except some 

 of the upper ones, the leaflets very narrow. Sepals 4, reflexed. Petals 4, 

 unequal, the posterior pair before a solid gland, barely clawed. Stamens 9-11: 

 anthers linear, curved. Ovary short. Style slender. Capsule narrowly linear. 



1. A. tenuifolia (T. & G.) Greene. Stems 2-8 dm. tall: leaflets 1-4 cm. long; 

 blades narrowly linear or filiform-linear: sepals 2-2.5 mm. long: petals white, 

 the larger ones 6-8 mm. long; blades oval or ovate, entire: capsules 4-6 cm. 

 long. — Pinelands. 



2. CAPPARIS [Tourn.] L. Shrubs, trees, or vines. Leaf-blades simple, 

 entire. Sepals 4 or 5, often spreading or deflexed. Petals 4 or 5, sessile. 

 Receptacle uuappendaged. Stamens numerous : anthers oblong to linear. 

 Ovary long-stipitate: style wanting. Fruit sometimes baccate, often torulose. 

 — Caper-tree. 



