268 XLIV. leguminos^e. [DolicholMS 



MosSAMBDES. — Flowers dark-yellow. In grassy situations near the 

 river Bero ; fl. and fr. end of June 1859. No. 4083. 



Var. candidus (Welw. ms. in Herb.). R. Memnonia p. Baker, 

 I.e., p. 221, pro parte. 



A twisted undershrub, woody at the base, almost a little shrub, 

 or a decumbent suflruticose herb, incano-tomentellous or cinereo- 

 glaucous all over ; flowers solitary, yellow. 



Mossamedes.— Sparingly leafy. In sandy sub-maritime places near 

 Saco de Giraul ; fl. (unique) arid fr. 19 July 1859. No. 4069. On the 

 sides of the mountains of Serra de Montes Negros, near Rio do Sal ; 

 without either fl. or fr. 10 and 19 August 1859. No. 4068. 



This variety approaches very nearly R. Schimperi Hochst. ex Boiss. 

 Fl. Orient, ii. p. 626 (1872). 



6. D. filieaulis. 



Rhynchosia filicaulis Welw. ex Baker, I.e., p. 221. 

 Bumbo. — Flowers purplish. Bather rare, in fields after cultivation 

 of Arachis hypogcea L., near Bumbo ; fl. and fr. Oct. 1859. No. 4093. 



7. D. lsetissimus. 



Rhynchosia latissima Welw. ex Baker, I.e., p. 221. 



Cazengo. — A handsome undershrub, climbing with its stems (15 ft. 

 long or more) on trees and quite covering them with its delightfully 

 yellow flowers ; leaflets minutely pellucid-punctate ; calyx gibbous at 

 the base near the insertion of the standard ; ovary densely resinous- 

 punctate ; ovules 2. In wooded bushy situations at the edges of 

 forests on the left bank of the river Luinha ; fl. June 1855. No. 4074. 



The transference of the species from Rhynchosia to Dolicholus allows 

 the restitution of Welwitsch's trivial name as it appears in his ms. 



8. D. proourrens Hiern sp. n. 



A perennial herb ; stems numerous, decumbent, pubescent, 

 slender, elongated, sulcate-striate ; leaves pinnately trifoliolate, 

 2 to 3 in. long; common petiole shortly pubescent, below the 

 leaflets 1 to 1| in. long ; stipules lanceolate, acute, Jj- to ^ in. long ; 

 terminal leaflet depressedly orbicular-ovate, obtusely narrowed 

 and sometimes mucronulate at the apex, broadly rounded or sub- 

 cordate at the base, entire, thinly coriaceous, glabrate or nearly 

 so above, shortly hairy on the veins and scattered with minute 

 glands beneath, | to 1 in. long by f to 1J in. broad ; terminal 

 petiolule 5 to § in. long, jointed and often bent near the apex ; 

 lateral leaflets more or less unequal-sided, otherwise similar to the 

 terminal one, on short pubescent pedicels ; stipels small, subulate, 

 at the base of the lateral petiolules and at the joint of the 

 terminal petiolule; flowers orange-yellow, about \ in. long; on 

 pubescent pedicels T \- to \ in. long, arranged in terminal and 

 sub-terminal many-flowered racemes or panicles longer than the 

 leaves; calyx shortly pubescent, \ in. long; tube campanulate, 

 § in. long ; lobes ovate or lanceolate ; corolla glabrous. 



Htjilla.— In sandy sparingly-bushy pastures near Humpata ; fl. and 

 young fr. April 1860. No. 4071. 



Related to D. adenodes {Rhynchosia adenodes Eckl. & Zeyh.), differing 

 by denser inflorescence, larger flowers and less conspicuous glands on 



