21. OXALIDACE^. 22. LINACBJS. 73 



liigk. — An American plant quite naturalized by the Wey and 

 other rivers in Surrey, A. VIII. E. 



*3. I. parviflCra (DC.) ; 1. elliptic serrate, ped. erect 3 — 12- 

 flowered, rour short straight. — Sy. E. B. 315. — Fl. small, yel- 

 lowish. St. 6 — 18 in. high. L. very acute at both ends. — 

 Waste places. A Russian plant now quite naturalized. A. 

 VII.-IX. , E. 



Older XXI. OXALIDACE^. 



Sep. 5, equal, persistent, imbricate in the bud. Pet. 5, equal, 

 ■often cohering at the base, twisted in the bud. Stam. 10, more 

 or lesfi mouadelphous, those opposite to the pet. longer than the 

 others. Anth. 2-celled. Ovary 5-celled. Styles 5. Caps. 

 ■5 — 10-valved. Seeds several. Embryo straight, in cartilaginous 

 albumen. — With stipules. 



1, OxALis. Sep. 5, connected below. Pet. 5, often connected 

 below. Stam. 10, monadelphous, 5 outer ones shorter. 

 Styles 5. Seed with an elastic coat. 



1. Oxa'lis Linn, Wood-Sorrel. 



1. O. Acetosel'la (L.) ; stemless, rhizome creeping toothed, 1. 

 ternate, leaflets obcordate hairy, peduncles with 2 scaly bracts 

 at about the middle 1-flowered, caps, ovoid, seeds longitudinally 

 ribbed.— J?. £. 762. S. v. 199.— Fl. white with purple veins 

 or rarely purple or blue. Cor. about 4 times as long as the 

 calyx. — Woods and shady places. P. V. IVood-Sorrel. 



E. S. I. 



t2. O. corniculdia (L.) ; st, dijfii.se with procumbent branches 

 pubescent, 1. ternate, leaflets obcordate, stipules oblong united to 

 the base of the petioles, peduncles about 2-flowered shorter than 

 the leaves, partial fruitstalks reflexed, caps, nan-owly oblong, 

 seeds transversely ribbed, root fibrous. — E. B. 1726. J2. v. 199. 

 — Fl. yeUow. L. mostly in pairs. — Waste ground in Devon and 

 Cornwall. A. VI.— IX. E. 



*3. O. stric'ta (L.) ; st. erect, stipules 0, ped. 2 — 8-fl. longer 

 than the 1., fl. cymose, fruitstalks erect, stoloniferoue. — Sy. E. B. 

 812. R. V. 199. — Cymes close, terminal ; fl. yellow. L. in im- 

 perfect whorls. — Naturalized in Cornwall, Devon, Glamorgan, 

 &c. B.VIL Vm. E. 



Order XXII. LINAGES. 

 Sep. 4 — 5 persistent, imbricate. Pet. 4 — 5, twisted in the 



E 



