DICOTYLEDONOUS PLANTS 99 



doTvny, with forked hairs. Mowers small, white, in numerous 

 terminal racemes. Petals obovate, entire, twice as long as 

 the sepals. Filaments enlarged iDelow. Pod round, com- 

 pressed. Seeds 1 in each cell.* 



1. L. maritima, Desv. Sweet Altsstjm. Stem weak, diffuse, 

 ascending, minutely downy. Lower leaves narrowed into a petiole, 

 the upper sessile. Racemes erect, many-flowered. Flowers fra^- 

 grant, pedicels ascending. Pod often pointed. Common in culti- 

 vation and often run wild.* 



Xn. MATTHIOLA, R. Br. 



Herbaceous or shrubby oriental plants, covered with a down 

 composed of star-shaped hairs. Mowers in showy racemes 

 of many colors, ranging from white to crimson. Stigmas 

 large and spreading. Pods nearly cylindrical, except for a 

 prominent midrib on each valve. 



1. M. incana, Br. Common Stock, Gillyflower. Biennial or 

 perennial, with somewhat woody stems. Cultivated in greenhouses 

 and gardens. 



40. CAPPARIDACE.a;. Caper Family. 



Herbs (when growing in cool temperate regions), with bit- 

 ter or nauseous juice. Leaves alternate, usually palmately 

 compound. Flowers often irregular, usually perfect. Sepals 

 4^8. Petals 4 or wanting. Stamens 6 or more. Ovary and 

 pod 1-celled, with'2 rows of ovules. Seeds kidney-shaped. 



I. POLAHISIA, Raf. 



Ill-smelling annual plants covered with glandular or 

 clammy hairs. Sepals distinct, spreading. Petals with 

 claws, notched at the tip. Stamens 8-32, of various lengths. 

 Eeceptacle not lengthened. Pod linear or oblong, rather 

 large, many-seeded. 



1. P. graveolens, Raf. A very strong-scented, leafy, branching 

 herb, 6-15 in. high. Leaves with 3 oblong leaflets. Flowers small, 

 pinkish and yeUowisb-white, in the axils of leafy bracts, in terminal 

 racemes. Stamens 8-12, not much longer than the petals. Pod 

 about 2 in. long, slightly stalked. Gravelly banks. 



