16 LEGUMINOS& (Harv.) [Priestleya. 
in terminal heads or racemes, or axillary. Name in honour of M. Priestley, % 
physiological botanist. : 
ANALYSIS OF THE SPECIES. 
1. Isothea.—Calyx at length indented at base. Carina rostrate. Glabrous or 
thinly villous, rarely hirsute, shrubs, mostly turning black in drying. (Sp. 1-11.) 
Flowers subcapitate or very densely capitato-racemose : 
Branches glabrous : 
Leaves linear-lanceolate, 1-nerved ; flowers pedi- See 
cellate, racemose; bracts lanceolate .. ... ... (1) graminifolia. 
Leaves linear or oblong-linear ; fi, subsessile, capi- 
tate ; bracts broadly ovate ... (5) capitata. 4 
Branches villous or hirsute : ae 
Leaves narrow-lanceolate ; bracts lanceolate ... (2) angustifolia. 
Lys. narrow-oblong, 1—nerved ; bracts broadly ovate (4) umbellifera, * 
Lvs. obovate-oblong, 3-5 nerved ; bractsovate ... (6) hirsuta, 
Lvs. ovate-orbicular, many nerved, shaggy... ... (11) vestita. 
Flowers conspicuously pedicellate, swb-wmbellate : 
Bracts and calyces glabrous : ; 
Pedicels downy ; pods densely villous ... ...... (8) myrtifolia. 
Pedicels glabrous ; pods glabrous and glossy... ... (9) leiocarpa. 
Bracts or calyces pubescent or hairy : 
Branches hirsute; leaves broadly ovate or obovate (10) latifolia. 
Branches glabrous, or soon becoming glabrous : 
Leaves all narrow, lanceolate-linear ... ... ... (3) teres. 
Leaves broad, the lower oblong, upper lanceolate (7) Thunbergii. > 
2. Anisothea.—Calyxz not indented at base. Casina shortly curved, not rostrate, 
rounded above. Silky or appressedly villous shrubs, not blackening. (Sp. 12-15). 
’ Flowers in terminal heads : 
Branches subcorymbose ; pubescence villous; leaves 
elliptic-ovate vo} oc Sts eae aae eee CR One. + 
Branches flexuous, divaricate ; pub. silky ; leaves squar- 
rose, ovato-lanceolate ...  ... 0... sce ses cre ve (14) BOTicen. 
Flowers axillary, scattered : 
Diffuse ; pedicels shorter than the broadly ovate, concave 
Ee ree ree eee a a 
Suberect ; pedicels longer than the bracts ; leaves ovate 
or elliptic, flat Pg ne on ee eee (12) elliptica. 
1, ISOTHEA (Sp. 1-11.) 
1. P. graminifolia (DC. Prod. 2. p. 122); branches glabrous ; leaves 
linear-lanceolate, rigid, glabrous, pungent-mucronate, one nerved ; 
flowers on hairy pedicels, in an oblong, terminal, headlike raceme ; 
bracts lanceolate, hairy ; calyx hairy, the segments thrice as long as 
_ the tube, fringed, the upper ones lanceolate, the lowest oblong, rather 
longer than the rest, membranous. Benth. Lond. Journ. 2. p. 444. 
Iiparia graminifolia, Linn. Mant. p. 268. Thunb! Fl. Cap. p. 566. 
Has. South Africa, Thunberg! Forbes! (Herb. Thunb., Benth.) 
A small shrub, 12-18 inches high, chiefly branched from the base, glabrous except 
on the inflorescence. Leaves imbricating, 1-14 inch long, 1-2 lines wide, slightly 
Sach lang, denko, with oops ust plliemanch. Upher aly Negisices seco gases 
Trosdly sobalite, or pars stn sg Apparently saa pe le ine easy 
2. P. angustifolia (Eck. & Zey! En. No. 1222); branches villous; 
leaves narrow-lanceolate, rigid, the young ones sparsely villous, the 
older glabrous, pungent-mucronate, rather concave, one-nerved ; flowers 
on hairy pedicels, in a short, terminal, headlike raceme ; bracts lanceo- 
