the kubam yalley, etc., afghanistan. 75 



41. Ericaceae. 



457. Rhododendron afghanicum, Aitchison et Hemsley, n. sp. Hu- 

 milis, foliis mediocribus subtus lepidotis, pedunculis longiusculis 10-15 

 aggregatis, calyce inaequaliter 5-partito, segmentis brevibus rotundatis, 

 corolla campanulata omnino glaberrima, lobis tubum aequantibus ; stami- 

 nibus lOexsertis; ovario 5-loculare, stylo a basi abrupte curvo quam 

 stamina paullo breviora. 



Frutex venenatus, hurnilis, supra rupes repens et radicans, ramis junioribus 

 minutissime lepidotis. Folia petiolata, coriacea, sempervirentia, lanceo- 

 lato-oblonga, 1 2-2|-pollicaria, obtusa, supra glabra, subtus lepidota, 

 lepidibus orbicularibus peltatis. Flores albo-virides, racemoso-corym- 

 bosi, longiuscule pedunculati, corymbis 10-15-floris ante anthesin brac- 

 teatis ; bracteae pluriseriatae, rotundatae, mueronatae, ciliolatae, exteriores 

 haud minores ; calyx 5-partitus, lepidotus, segmentis inaequalibus rotun- 

 datis ; corolla campanulata, 5-6 lineas longa et lata, omnino gla- 

 berrima, lobis tubum aequantibus; stamina 10, exserta, ii lament is fili- 

 formibus, infra medium longiuscule barbatis ; ovarium 5-loculare, stylo 

 a basi abrupte eurvo, quam stamina paullo breviore. Capsula lepidota, 

 ovato-oblonga, circiter 4 lineas longa. 



In its principal features this is allied to B. lepidotum, from which 

 it essentially differs in its inflorescence as well as in the details of 

 less prominent characters. Abundant from 7000 to 9000 feet at 

 Shendtoi and Kaiwas ; June and July. A poisonous shrub, with 

 campanulate corolla and long bent style. 



344. R. Collettianum, Aitchison et Hemsley, n. sp. Fruticosum, pluri- 

 pedale, foliis mediocribus subtus furfuraceo-lepidotis, pedunculis brevibus 

 sacpissime 8-12 aggregatis, calyce inaequaliter 5-partito, segmentis late 

 oblongis ciliatis, corolla hypocraterimorpha, tubo recto intus omnino 

 piloso ; staminibus 10 inclusis ; ovario 5-loculare, stylo brevissimo. 



Frutex graveolens, innocuus, 4-7-pedalis, ramis junioribus fulvis furfu- 

 raceo-lepidotis. Folia petiolata, coriacea, sempervirentia, lanceolato- 

 oblonga, saepe 2-3-pollicaria (specimen Griffithianum paullo longiora), 

 obtusiuscula, supra primum parce lepidota sed cito nuda et nitida, 

 subtus fulva, furfuraceo-lepidota. Flores albi, roseo tincti, corymbosi, 

 breviter pedunculati, corymbis ssepissime 8-12-floris ante anthesin 

 bracteatis ; bracteae pauciseriatae, lepidotae,ciliatae, rotundatae, mueronatae, 

 exteriores minores ; calyx 5-partitus, furfuraceo-lepidotus, segmentis 

 inaequalibus oblongis longe ciliatis; corolla hypocraterimorpha, usque 

 ad 10 lineas longa, extus glaberrima, lobis rotundatis, tubo recto quam 

 lobi duplo longiore, intus omnino piloso ; stamina 10, tubo inclusa, nla- 

 mentis leviter barbatis deorsum incrassatis ; ovarium 5-loculare, stylo 

 brevissimo, stigmate maximo capitato. Capsula furfuraceo-lepidota, ob- 



. longa, circiter 3 lineas longa, calyce persistent! vestita. 



