Heyhuuiia] LcglimillOStB. 7 



Of the 159 species in this Sub-order, as many as 131 are found 

 only in the low country, where many are common weeds. Confined 

 entirely to the dry region are 51 species, including 10 species of hidigo- 

 fem, and all those of the following genera : — Mundirfea, .-Esc/iy/iomene, 

 Onnocarfton, Stronoylodon, Butea, Pterocarpus, Rothia, Heylandia, 

 Psoralen, Stylosanthcs, and Cli/oria. Limited to the moist low country 

 are 25 species, including the genera Dioclea, Vigna, Pseudartkria and 

 Pericopsis. The remaining 28 species are found in the montane region, 

 but only 17 are confined to it, including the genera Parochetus, Shuteria, 

 and Dttmasia, 4 species of Crotalaria, 6 of Desmodzinii, and 2 of Atylosia. 



The great majority are widely distributed plants, and only 9 are 

 •endemic to Ceylon. 



1. ROTHIA, Pers. 



Annual herb, 1. 3-foliolate ; fi. very small, in axillary 

 racemes ; cal.-segm. as long as tube, 2 upper broader ; pet. 

 nearly equal, clawed ; keel -pet. very slightly coherent ; 

 stam. monadelphous, anth. uniform ; style short, stigma capi- 

 tate ; pod linear, many-seeded, not septate within. — Sp. 2 ; 

 1 in FI. B. I ud. 



R. trifoliata, Pers. Syn. PL ii. 302 and 659 (1807). 

 Herm. Mus. 33. Fl. Zeyl. n. 285. Trigonella indica, L. Sp. PI. 778. 

 Moon Cat. 55. Thw. Enum. 82. C. P. 1452. 

 Fl B. Ind. ii. 63. Wight, Ic. t. 199. 



A much-branched, spreading, annual herb, stem slightly 

 -woody at base, branches slender, hairy (as is whole plant) ; 

 I. small, rachis about \ in., slender, lflts. about \ in., sessile, 

 narrowly lanceolate, subacute, minutely mucronatc, hairy on 

 both sides, stip. small, linear-oblong, acute, persistent ; fl. on 

 very short pcd., solitary or 2-4 in very short axillary racemes ; 

 cal.-segm. lanceolate, acuminate, silky-hairy ; pet. twice as long 

 as cal. ; pod \\ \\ in.; narrowly linear, nearly straight, 

 slender, silk) - - hair)-, tipped with very slender style; seeds 

 numerous, closely packed. 



egion ; common in sandy places. FI. Feb. <S:c. ; pale pink. 

 Throughout India, also in N. Australia. 



UUi . L The English Furze or Gone is a conspicuous 



plant at Nuuara Kliya, where it is quite naturalised and seeds freely. It 



. however, ipread much. The date <>i its introduction is not 

 known to mc. 



2. HEYLANDIA, DC. 



Animal herb, I. simple, without .tip.; 11. in.dl. olitaiy, 



axillary; cal. deeply cut, upper egm. slightly coherenl ; wing 

 ■ much shorter than standard, keel-pet. connate; stam. 



