OXALIDEjE. III. OXALIS. 



755 



length of the common petiole, and are, as well as the stem and 

 branches, hairy. Tj . S. Native of Peru. Flowers yellow. 

 Frutescent Wood-sorrel. Shrub 1 to 2 feet. 



20 O. SPIRA'LIS (Ruiz et Pav. mss. in herb. Lamb.) stem 

 hairy ; leaflets 3, all sessile, wedge-shaped, praemorse ; peduncles 

 very long, hairy ; umbels bifid ; flowers secund ; capsule many- 

 seeded ; stigmas capitate. fj . S. Native of Peru. 



Spiral Wood-sorrel. .Shrub 1 foot. 



21 O. CAJANIFOLIA (St. Hil. fl. bras. 1. p. 110.) pubescent ; 

 stem shrubby, leafy ; leaflets unequally stalked, ovate-lanceo- 

 late, acuminated, acute, pubescent above, villous beneath ; pe- 

 duncles longer than the petioles, bifid ; flowers racemose ; sta- 

 mens all longer than the pistils ; cells of capsule 1-2-seeded. 

 V} . S. Native of Brazil in the province of Rio Janeiro. Petals 

 rose-coloured, yellow at the base. Stigmas capitate, 2-parted. 



Pigeon-pea-leaved Wood-sorrel. Shrub 1 to 2 feet. 



22 O. SE'PIUM (St. Hil. fl. bras. 1. p. 111. 1 ) stem suflfruticose, 

 leafy ; leaves solitary, and appearing in whorls ; leaflets un- 

 equally stalked, ovate, bluntish, smooth ; petioles rather pilose ; 

 peduncles bifid ; flowers racemose ; calyxes obtuse, quite 

 smooth; stamens all longer than the pistils; ovary 15-seeded. 

 Jj . S. Native of Brazil in hedges near Rio Janeiro. Petals 

 yellow. Stigmas capitate. 



Hedge Wood-sorrel. Shrub 2 feet. 



23 O. UMBRATI'COLA (St. Hil. fl. bras. 1. p. 111.) stem suf- 

 fruticose, leafy, pubescent ; leaflets unequally stalked, rhomb- 

 ovate, obtuse, emarginate, acute at the base, with the margins 

 and middle nerve hardly puberulous, soft ; peduncles shorter than 

 the leaves, 2-cIeft, umbelliferous, pubescent ; petals emarginate ; 

 cells of ovary 1-seeded. t? . S. Native of Brazil in the pro- 

 vinces of Minas Geraes and Rio Janeiro. Petals yellow or 

 whitish. Stigmas capitate. Like O. Plurnieri. 



Shaded Wood-sorrel. Fl. Feb. Shrub 1 to 2 feet. 



24 O. MELILOTOI DBS (St. Hil. fl. bras. 1. p. 112.) stem suf- 

 fruticose, erect, rather pilose ; leaflets unequally stalked, ovate, 

 obtuse, pilose on both surfaces ; peduncles bifid, much longer 

 than the leaves ; flowers racemose ; stamens all longer than the 

 pistils ; cells of ovary 2-seeded. *j . S. Native of Brazil in 

 the province of Minas Geraes. Petals yellow. Stigmas capitate. 



Melilot-like Wood-sorrel. Shrub 1 foot. 



25 O. EUPHORBIOIDES (St. Hil. fl. bras. 1. p. 113.) stem 

 suffruticose, pubescent, clammy ; leaflets unequally stalked, 

 smooth, obtuse, usually retuse, lower ones ovate, the rest linear ; 

 peduncles bifid, 7-flowered ; styles intermediate ; cells of ovary 

 S-seeded. 1? . S. Native of Brazil in the province of Minas 

 Geraes. Petals orange-yellow. Stigmas capitate, 2-lobed. 



Euphorbia-like Wood-sorrel. Shrub 1 foot. 



26 O. NIORE'SCENS (St. Hil. fl. bras. 1. p. 113.) stem suffruti- 

 cose, leafy, flattened at the apex, rather pilose ; leaflets un- 

 equally stalked, very smooth, lower ones ovate or ovate-oblong, 

 upper ones oblong, uppermost ones usually linear ; petioles pu- 

 bescent above ; peduncles bifid ; flowers racemose ; cells of ovary 

 3-seeded. 1? . S. Native of Brazil in that part of the province 

 of Minas Geraes called Minas Novas. Roots black, horizontal. 

 Margins of leaflets usually blackish. Petals orange-yellow. 

 Stigmas capitate. Styles intermediate. 



Var. /3, linearifolia (St. Hil. 1. c.) stem 4 inches high ; leaflets 

 all linear, narrow, channelled, with the middle nerve usually 

 pilose. 



Blackish-leaved Wood-sorrel. Fl. May, Sept. Shrub . to 

 1 foot. 



27 O. SAXA'TILIS (St. Hil. fl. bras. 1. p. 114.) stem shrubby, 

 leafy ; leaves in whorls, trifoliate ; leaflets unequally stalked, 

 small, obovately-orbicular, very obtuse ; peduncles nearly equal 

 in length with the leaves, shortly bifid, 5-flowered; stamens all 

 longer than the pistils ; cells of ovary 1-seeded. ^ . S. Native 



of Brazil in the province of Rio Janeiro, on the banks of the river 

 Parahyba among rocks, not far from Villa Uba. Petals yellow. 

 Stigmas capitate. 



Rock Wood-sorrel. Fl. Feb. Oct. Shrub 1 to 2 feet. 



28 O. DI'STANS (St. Hil. fl. bras. 1. p. 115.) stems suffruti- 

 cose, ascending, leafy ; leaves in fascicled-whorls at intervals ; 

 leaflets unequally stalked, obovate, obtuse, somewhat emar- 

 ginate, villous, ciliated ; peduncles umbelliferous ; larger sta- 

 mens a little longer than the pistils ; cells of ovary 3-seeded. 

 \} . S. Native of Brazil in the province of Minas Geraes. 

 Petals yellow. Stigmas hardly capitate, bifid. 



Distant-leaved Wood-sorrel. Fl. July. Shrub ascending. 



29 O. CORDA'TA (St. Hil. pi. usu. bras. t. 45. fl. bras. 1. p. 

 115.) stem suffruticose, leafy; leaflets cordate, with pube- 

 rulous margins, lateral ones sessile, intermediate one stalked ; 

 peduncles axillary, flattened, pubescent, subbifid, umbelliferous; 

 cells of ovary 5-seeded. J? . S. Native of Brazil in the pro- 

 vince of Goyaz. Petals yellow. Styles intermediate. 



Corda/e-leafletted Wood-sorrel. Fl. June. Shrub 1 foot. 



30 O. FU'LVA (St. Hil. pi. usu. bras. t. 44. fl. bras. 1. p. 115.) 

 stem suffruticose, leafy, very hairy ; leaflets obovately-orbi- 

 cular, unequally stalked, very obtuse, villous, ciliated, lateral 

 ones sessile, intermediate one stalked ; peduncles subbifid, um- 

 belliferous ; umbels involucrated ; stamens all longer than the 

 pistils ; cells of ovary 2-seeded. lj . S. Native of Brazil in 

 the province of Minas Geraes. Petals yellow. 



-FWeoMs-flowered wood-sorrel. Fl. year. Shrub 1 foot. 



31 O. CAMPE'STRIS (St. Hil. fl. bras. 1. p. 116.) stem suffru- 

 ticose, nearly simple ; leaves scattered, small, nearly erect, hairy ; 

 leaflets 3, obcordate, intermediate one stalked, lateral ones ses- 

 sile ; peduncles axillary, longer than the leaves, usually exceed- 

 ing the stems, bifid, umbelliferous ; petals obcordate ; stamens 

 all longer than the pistils ; cells of ovary 1-seeded. Tj . S. 

 Native of Brazil in the province of Minas Geraes. Petals 

 golden-yellow. Stigmas capitate. 



Far. /3, violacea (St. Hil. 1. c.) leaves violaceous and less 

 hairy. 



Field Wood-sorrel. Fl. May, Oct. Shrub | foot. 



32 O. STENOPHY'LLA (Zucc. in act. acad. monach. 9. ex 

 Spreng. syst. append, p. 186.) stem simple, suffruticose; leaflets 

 linear, acutish, hairy ; peduncles terminal, solitary, elongated, 

 many-flowered ; styles longer than the stamens. T? . S. Native 

 of Brazil. O. linearis, Zucc. in act. acad. monach. vol. 9. 



Narrow-leajletted Wood-sorrel. Shrub 1 foot. 



2. Subaphyllce. Petioles dilated, flat, but nearly leafless. 



33 O. LEPTOPODES ; petioles dilated, linear, sometimes termi- 

 nated by a small leaflet ; peduncles long ; umbels bifid. Tj . S. 

 Native of Peru. (v. s. in herb. Lamb.) 



Narron-petioled Wood-sorrel. Shrub ^ foot. 



34 O. FRUTICOSA (Radi. mem. ital. vol. 18. p. 401.) stem 

 suffruticose, branched ; petioles dilated, flat, lanceolate-linear, 

 acute at both ends, nearly leafless ; peduncles axillary, very 

 short, bifid ; pedicels subfasciculate ; stamens all longer than 

 the pistils ; cells of ovary 1 -seeded. \j . S. Native of Brazil 

 in woods near Rio Janeiro. Petals yellow. Stigmas capitate. 



Shrubby Wood-sorrel. Shrub 1 to 2 feet. 



35 O. SALICIFORMIS (Mik. ex Spreng. syst. append. 184.) 

 stem much branched ; branches twiggy ; petioles leafy, scat- 

 tered ; peduncles elongated, bifid, racemose ; styles very short. 



Tj . S. Native of Brazil. Flowers yellow. 

 Willow-formed Wood-sorrel. Shrub \ foot. 



36 O. BUPLEURIF6LIA (St. Hil. fl. bras. 1. p. 117.) stem suf- 

 fruticose, simple, densely leafy at the apex ; petioles usually 

 leafless, dilated, flat, oblong-lanceolate, acute, tapering at the 

 base ; peduncles axillary, flattened, bifid ; stamens smooth, much 



5 D 2 



