276 CLASS XVI. ORDER VIII. 



OxALis vioLACEA. L. VioUt Wood Sorrel. 



Stemless ; scape imibelliferoiis, pedicels somewhat 

 pubescent; flowers nodding; leaves ternate, smooth; 

 tips of the calyx fleshy ; styles shorter than ihe outer 

 stamens. 



A handsome species with red or purplish flowers. Leaves 

 iaversely heart shaped as in the other species. — BrookJine and 

 elsewhere. — May. — Perennial. 



OxALis sTRicTA. L. Upright Wood Sorrel. 



Peduncles umbelliferous; stem branching, erect ; 

 leaves ternate, obcordate ; styles as long as the inner 

 stamens. L. 



This plant is pretty common about the borders of fields and 

 cultivated grounds. Stem erect, varying greatly in height, ac- 

 cording to the soil in which the plant grows. Leaves ternate 

 inversely heart shaped, very thin and delicate ; their common 

 petiole long and slender, without stipules. Peduncles axillary, 

 generally longer than the petioles, (in which respect the plant 

 differs from that of Willdenow,) supporting small, terminal 

 umbels of yellow flowers. Fruit beaked, erect. — Flowers all 

 summer. 



POLYANDRIA. 



301. SIDA. 



SiDA ABUTiLON. Zi. India 3IaIlows. 



Leaves roundish-heart shaped, toothed, downy; 

 peduncles axillary, solitary, shorter than the petioles ; 

 capsules spherical, of numerous, abrupt, double 

 beaked cells. 

 Syji. Abutilon Avicennje. 



Originally introduced from India, but now become a weed in 

 gardens. Stem one or two feet high, branched. Leaves pubes- 

 cent, pointed. Flowers yellow, half an inch or more in width, 

 followed by larger roundish capsules, with radiated tops. — Flow- 

 ers from June to September. — Annual. 



