24 XLVit. § papilionace^: (baker). [Crotalaria. 



41. C. nutans, Welw. mss. A copiously dichotomously-branched 

 annual, 1 \-2 feet high with finely yellow-grey silky branches. Stipules 

 linear, deciduous. Petioles 9—12 lines. Leaflets 3, oblanceolate*, 

 12-18 lines long, 3-4 lines broad, blunt with a very faint mucro, 

 glabrous above when mature, finely adpressed- silky beneath. Flowers 

 very numerous in moderately dense terminal racemes reaching* 6—8 

 inches long-, 9—10 lines broad. Bracts minute setaceous. Pedicels 

 1 line long", densely silky, finally cernuous. Calyx 1 line long, densely 

 silky, the lanceolate teeth reaching more than halfway down. Corolla 

 4 lines long, bright yellow; standard ovate, acute,; keel long-beaked. 

 Pod subglobose, 2-2J lines long^ turgid, glabrescent, 2-seeded, dis- 

 tinctly stipitate. 



Lower Guinea. Huilla, Angola, Dr. Welwitsch ! 



42. C. filicaulis, Welw. mss. An ereot annual about a foot high ; 

 stems densely finely grey-silky, very slender with a few rigid erecto- 

 patent branches, the whole plant turning blackish when dried. 

 Stipules 0. Petioles 1— 1J line. Leaflets 3, shortly- stalked, linear, 

 3-6 lines long, J-f line broad, acute, slightly grey-silky beneath. 

 Flowers in elongated very narrow terminal racemes, up to 12—15 on 

 the main stem. Bracts linear, very minute. Pedicels J— 1 line, rigidly 

 suberect, densely grey-silky. Calyx 1-1 J line, densely grey-silky, the 

 teeth reaching down nearly to the base, the upper lanceolate, the lower 

 linear. Corolla nearly twice the calyx, yellow, turning blackish when 

 dried, the standard clothed on the back with persistent grey- silky hairs. 

 Pod sessile, roundish, glabrescent, at first finely grey-silky, 2 lines 

 long, 1— 2-seeded. 



Lower Guinea. Huilla, Benguela, Dr. Welwitsch 1 



43. C. tenuirama, Welw. mss. An erect annual 1-2 ft. high with 

 very numerous slender straight efecto-patent finely grey-downy 

 branches. Stipules 0. Petioles 2-3 lines. Leaflets 3 (uppermost 

 leaves casually simple), oblanceolate, 3-6 lines long, blunt with a 

 mucro, pale green above, glaucous and thinly grey-silky beneath. 

 Flowers in terminal elongated narrow racemes, up to 12—20 on the main 

 stems, casually but not usually prolonged into the axils of the upper 

 leaves. Bracts linear, minute. Pedicels J-l line, finely grey-silky. 

 Calyx |- in., finely grey-silky, the lanceolate acuminate teeth equalling 

 the tube. Corolla bright yellow, twice the calyx, the standard streaked 

 with purple, quite glabrous on the back. Pod sessile, roundish-oblong, 

 finely silky, 1-2- seeded. 



Lower Guinea. Huilla and Pungo Andongo, Angola, Dr. Welwitsch! Very 

 neav C. hyssopifolia. 



We have imperfect specimens of a closely-allied plant, without fruit, from Sierra 

 Leone, Morson ! and Senegambia, Heudelot ! which approaches C. hyssopifolia, by its 

 smaller corolla and closer racemes. 



44. C. hyssopifolia, Klotzsch in Peters' Mossamb. Bot. 55. An 

 erect annual reaching 1J-2 ft. high with numerous ascending finely 



