MUSTARD FAMILT. 55 



C. pratensis, Cuckoo-Flower or Ladies' Smock. Stem ascendin;;- 

 from a short perennial rootstock ; the pinnate leaves with rounded and stalked 

 entire small leaflets ; flowers in spring, showy, pink or white : in bogs at the 

 north, and a double-flowered variety is an old-tashioned plant in gardens. 



C. rhomboidea. Stems upright from a small tuber, simple, bearing rather 

 large white or rose-purple flowers in spring, and simple angled or sparingly 

 toothed leaves, the lowest rounded or heart-shaped, the upper ovate or oblong : 

 in M'et places northward. 



12. DENTARIA, TOOTHWORT. (From the Latin dens, a tooth.) U 



D. diphylla, Two-leaved T., Peppek-root, or Crinkle-root. So 

 called from the fleshy, long and toothed rootstocks, which are eaten and taste 

 like Water-Cress ; there are only 2 stem leaves, close together, each of 3 rhom- 

 bic-ovate and toothed leaflets, and the root-leaf is similar ; flowers quite large, 

 white, in .spring. Woods in vegetable mould, N. 



D. laoiniata, Laciniai^e T. Rootstock necklace-form or constricted in 

 2 or .3 places, scarcely toothed ; stem-leaves 3 in a whorl, each 3-])arted into 

 linear or lanceolate leaflets, which arc cut or cleft into narrow teeth, or the 

 lateral ones 2-lobed ; flowers purplish, in sjsring : banks of streams. 



13. LUNARIA, HONESTY or SATIN-FLOWER. (Name from Luna, 

 the moon, from the shape of the broad or rounded pods.) @ U 



L. biennis. Common Honesty. Not native to the country, but cultivated 

 in old-fashioned places, for the singular large oval pods, of which the broad 

 white partitions, of satiny lustre, remaining after the valves have fallen, are 

 used for ornament ; leaves somewhat heart-shaped ; flowers large, pink-purple, 

 in early summer. 



L. rediviva, Perennial Honesty, is a much rarer sort, with oblong 

 jjods ; seldom met with here. 



14. DRABA, WHITLOW-GRASS. (Name is a Greek word, meaning 

 acritl.) Low herbs, mostly with white flowers : the commoner species are the 

 following : fl. early spring ; winter annuals. 



D. Caroliniana. Leaves obovate, hairy, on a very short stem, l^caring a 

 short raceme or corymb on a scape-like peduncle 1' - 4' high ; petals not notched ; 

 pods In-oadly linear, much larger than their pedicels : in sandy waste places. 



D. verna. A diminutive plant, with a tuft of oblong or lanceolate root- 

 leaves, and a scape l'-3' high; petals 2-cleft ; pods oval or oblong, in a rar 

 ceme, shorter than their pedicels : in sandy waste places. 



15. CAMELINA, FALSE-FLAX. (An old name, meaning dwarf-flax ; 

 the common species was fancied to be a degenerate flax.) © 



C. sativa, Common F. A weed, in grain and flax-fields, l°-2° high, 

 with lanceolate leaves, the uj^per ones sagittate and clasping the stem ; small 

 pale-yellow flowers, followed by obovate turgid pods in a long loose raceme ; 

 style c(nispicuous. 



16. CAPSELLA, SHEPHERD'S-PURSE. ( Name means a //wfeywrf.) ® 

 C. Bursa-Past6ris, Common S. The commonest of weeds, in waste 



places ; root-leaves luiinatifid or toothed, those of the stem sagittate and partly 

 clasping ; small white flowers followed by the triangular and notched pods, in a 

 long raceme. 



17. IBERIS, CANDYTUFT. (Name from the country, Iheria, an old 

 name fur Spain.) Low garden plants, from Europe, cultivated for ornament ; 

 difllrent from the rest of the order in the irregular corollas. 



I. umbell^ta, Common C. ©. Lower leaves lanceolate, the ujjper 

 linear and entire ; flowers purple-lilac (or pale), in flat clusters, in summer. 



I. sempervirens, Evkkgreen C. U Rather woody-stemmed, tutted, 

 with briglit green lanceolate or linear-spatulate thickish entire leaves, and flat 

 clusters of pure white flowers, in spring. 



