54 HJo- SPACH. — Hippocastanearwn revisio. 



1/2" lata. Panicula densiflora, pyramidalis , 6-8" longa, viscoso-pulverulenta, 

 Calyx 4-5'" longus, purpurascens, Pctala intense rosea, supra versus basiii 

 luteo V. sanguineo variegata; pctala lateralia subdivergentia , 10'" longa .'la- 

 mina 4-5"' lata, elliptica v. subrotundo-elliptica ; petala supeiiora poUicem 

 longa : lamina ungue subaequjlonga, subrotunda , basi angustata. Filaraenta 

 rosea, pilosa : majora circiter i5'" longa. Ovarium hirsutum, Capsula obovata, 

 V. subglobosa, inaequilatera , magnitudine nucis Juglandis. 

 Frcquentissime bospitatur in hortis. (v. v, c.) 



B. Foliota brève petiolulata. Flores sulphurei. 

 Pavia paluda, 



j^sculus pallida Willd. Enum. — Guimp, et Hayn. Fremd, 

 Hoîz. tab. 1^. — yEsculus Ohiolensis Desfont, in Hort. Paris, 

 (non Michx. fil.) 



P. foliolis lanceolato-oblongis-v. ellipticis-v. obovalis, v. lan- 

 ceolatis, longe acuminatis v. cuspidatis, basi attenuatis, subtus 

 marginibusque puberulis, in venarum axillis barbatis; flori- 

 bus 7-andris ; petaiorum lateralium unguibus calice breviori- 

 bus; petalis &uperioribus oblongo-spathulatis ; staminibus sub- 

 duplo brevioribiis ; antheris puberulis : ovario hirsutissimo. 



Arborparva, cima densa, subovali. Petioli 3-6" longi, graciles, glabrius^ 

 culi V. pubescenles. Foliola 3-5" longa, 6-1 5"' lata, subtus costa nervisque 

 subferruginea. Panjculse 4-6"' longae, densiflorae, subpyramidatae vel oblongae, 

 calycibusque glanduloso-pulverulentae ; racemuli a basi fere floriferi. Calyx 

 ^-Ç>"' longus, e viridi lutescens, campanulatus v. lubuloso-carapanulatus. Petala 

 pallide lutea : superiora 10"' circiter longa; lamina ungue duplo longior, 

 basin versus lineis purpureis picta; inferiora 6-9'" longa, supra unguem rubro 

 variegata, plus minusve divergentia. Filamenta pilosa, adscendentia. Cap- 

 sula obovata, v. obovato-suglobosa, muricala, capsula /Tijo/jocas/anJ duplo 

 triplove minor. 



Colitur haud raro in horlis (v. v. c.) 



Pavia glabra. 



/Esculus glabra Willd. Enum, -^ Guimp. et Hayn. Fremd, 

 Hoîz. tab. i[\. 



Differt a prœcedente , ex auctoribus citatis, foliolis minori- 

 bus, glabriusculis; corolla niinori : pctalorum lateralium ungui- 



