60 INDIGOFERAS OF CHINA. 
Indigofera Potaninii, Craib. Sp. nov., ab affini J. szechuenst, 
Craib, corolla breviore, stipulis longioribus facile distinguenda. 
Ramuli primo dense adpresse albo-pubescentes, mox glabri 
vel subglabri, cortice rubro-brunneo obtecti, ad 2 mm. diametro. 
Folia 5-9g—folioiata, ad 4.5 cm. longa, petiolo 13-20 mm. longo 
ut rachi supra canaliculato pilisque albis medifixis adpressis 
tecti; stipulae subrigidae, vix 4 mm. longae; foliola opposita, 
oblonga vel obovato-oblonga, apice rotundata, mucronata, basi 
cuneata vel late cuneata, ad 15 mm. longa et 6.5 mm. lata, pagina 
utraque pilis medifixis albis instructa, nervis lateralibus cum 
nervis transversis supra obscuris subtus conspicuis vel subcon- 
spicuis, petiolulis circiter 1 mm. longis suffulta; stipellae petio- 
lulis dimidio breviores. Racemi axillares, ad 13. cm. longi, 
pedunculo communi ad 25 mm. longo suffulti; bracteae circiter 
1.5 mm. longae, deciduae ; pedicelli circiter 1.5 mm. longi, pilis 
albis medifixis obtecti. Calyx 2.5 mm. longus, lobo infimo tubo 
paulo longiore. Vexitllum 8 mm. longum, 5 mm. latum; alae © 
carinaque delapsae. Legumen ad 3.5 cm. longum, valvis 
brunneis subglabris; semina oar: oblonga, straminea vel 
bruaneo-straminea, ad 3.5 mm. 
West Kansu, Potanin, anno 1885 (Herb. Kew !). 
ledigntonn rigioclada, Craib. Sp. nov. ab J. elliptica, Roxb., 
alabastris puberulis, foliolis minoribus recedit. 
Fruticulus procumbens, 30-60 cm. altus (ex Forrest) ; ramuli 
rimo tenuiter adpresse pubescentes, mox glabri, brunneo- 
corticati. Folia ad 1.7 cm. longa, 5-11—foliolata, petiolo ad 5 mm. 
longo suffulta ; stipulae circiter 1 mm. longae; foliola opposita, 
oblonga, utrinque rotundata apice mucronata, ad 8 mm. longa 
et 3.5 mm. lata, rigida, pagina utraque pilis adpressis medifixis 
albidis cum ferrugineis immixtis instructa, nervis obscuris, 
breviter petiolulata; stipellae minutae. Racemi axillares, ad 
5 cm. longi, breviter pedunculati; bracteae pedicellis subae- 
quales, deciduae; pedicelli circiter 2 mm. longi, ut rachis 
adpresse pubescentes. Calycis tubus 1.5 mm. longus, lobus 
infimus 2 mm. longus. Vextllwm 11 mm. longum, 7.5 mm. 
latum ; alae fere ro mm. longae, 2 mm. latae; carina alis sub- 
aequalis, 3 mm. lata, obtusa. 
“‘Fastern flank of the Lichiang Range. Lat.27°10’N. Pro- 
cumbent shrub of 1-2 ft. Flowers rich rose-red. Dry, stony 
situations amongst scrub and dwarf pine. 9g000-10,000 ft.” 
Forrest, 2099 (type—Herb. Edinburgh! Kew). 
“« Side valleys on the eastern flank of the Tali Range. Lat. 25° 
. 40’N. Shrub of 3-4 ft. Flowers grevish rose. Open situations 
amongst scrub. 8000-go00 ft.’”’ Forrest, 4235 (Herb. Edinburgh!). 
