THE INDIGOFERAS OF TROPICAL AFRICA 185 
Var. fusco-glaucescens Warnst. Cronkley Pastures. 
- glaucescens Warnst. Bog above High Force; Widdy; 
Meldon; Cronkley Fell. 
Var gla auco-pallens Warnst. Cronkley Fell. 
Var. pallescens Warnst. Widdy; Cronkley Pastures; Mickle. 
8. parittosum Lindb. Very common, and fruiting freely. 
Var. normale Warnst. Bog opposite Forest Post Office; Widdy; 
Meldon ; side of Maize Beck, bade and Westmoreland ; Cronk- 
ley Pastures ; Se aae Fell ; 
Vi ve Limpr. Widay ; ” Mickle, 
8. MEDIUM niiape Abundant. Fruit not common. 
k 
Var. glaucescens Russ. Widdy; Mickle. 
Var. glanco-purpurascens Russ. Meldon. 
wa obscurum Warnst. Langdon. 
. purpurascens Warnst. Common. Widdy; Meldon; side 
of Maize Beck, Westmoreland; Mickle. 
Var. roseo Ere nad Warns. Widdy ; Meldon; Mickle. 
ar. roseum Warn Very common. Langdon; Widdy ; 
Meldon ; Cronkley Fall: Mickle Fell. 
Var. versicolor Warnst. Widdy; Meldon; Cronkley Fell; Mickle. 
THE INDIGOFERAS OF TROPICAL AFRICA. 
By Epmunp G. Baxer, F.L.S. 
Ir is a matter of some difficulty to decide which of the several 
genera stomaly allied to Indigofera should wa a to that 
ie sone which should be retained as dist 
notus Benth. Fl. Nigrit. p. 298, differs from the true 
Tndtana: considerably in the character of the le egume, which is 
falcate, subtriquetrous, and 1-seeded. I have retained it as a well- 
marked section cori two species, /. echinata Willd. and 1. 
abc testo ae Tau 
ECARPUS Benth, in Lindley, Veg. Kingdom, p- cv Basti 
founded on Indigofera =pseaasiied: I have also, follo 
authors, retained as a section, noticeable on account of p fim salle 
sed 
ress 
: Inpigastaum Jaubert & Spach, Pl. Or. t. 492, has a rostrate acumi 
nate keel, which is ecalcarate, but with no marked difference in the 
pod from the true Indigoferas 
Ruynenorroris Harms in Bagi Bot. Jahrb. xxx. p. 86 (1901) 
artes two species :—/i, Pogyet Harms vine Poggei Taubert), 
R. Dekindtii Harms. Dr. Harms states that it differs from 
Tedipohes by the rostrate keel, and by ‘the singular Neoatenet style. 
The rostrate keel occurs also in the genus Inpicasrrum of Jaubert & 
Spach, which has generally been reduced by authors to — : 
but I retain Rhynchotropis as distinct, more open or 
of the peculiar an “which are barbulate above ie 
bi 
