

Vol. aye a 9.] Dioscorearum novarum Descriptiones. 455 
= in Herbario Horti ae a conservati sunt. 
Species D. alate, Linn., maxime affini 
nee COREA PRECOX. Tubera duo, in terram descenden 
Caul cae ulus, teretiusculus, inermis, hirsuto-glabrescens, ae 
sae sum ges 2S 50—100 cm. altus. Folza alterna, tenniter char- 
tacea, pilis mollibus supra eatin infra dense hirsuta, late co 
data vel superiora ovato-cordata, breviter acuminata, apice inst: 
issime mucronulata, sinu basis lato, margine integra, 7—9-nervia, 
nervis extimis sepe bifidis, nervis secondariis subrectis utrinque 
distinctis, majora ad 7cm. longa et 7 cm. lata, plurima 4 cm. 
longa et 4 cm. lata; petiolus hirsutus, sulcatus, 2—8 cm. longus. 
ymee musculze axillares, 4—8-flore, 18 mm. longe ; flores subses: 
siles in rhachi hirsuto; bractew lineari lanceolate, 3 mm. lon 
racteole a minores. Perianthii masculi lacinizw iieck- 
ate, omnes lanceolate, eg rai brunneo-punctate, exteriores 
nam oe Rive ullulo majores, 1 mm. long, nec patentes ; 
infundibulum ‘5mm, longum, Stamina sex, in as superiore 
parte affixa; Sie, introrse, filamentis ger Cymex foemi 
nex 3- floree ; axis 2—4 mm. longus; flores ovario ae eee 
longi. Perianthii feeminet lacinize pave ‘eb btuse. Antherz 
infertiles sex. Ovarium lanosum. Fructus ignotus. 
Cuina Ausrratis, In provincia Yunnan, in clivis calcareis 
prope Kongti, infra fauces Hi-chan-men, ad 6500 ped., Delavay, 
3030; Yunnanfu, Ducloua, 737. 
Typi in herbario Horti itary Parisiensis psoas sunt. 
Species hxc ex affinitate D, yunnanensis, Prain et Burkill, et 
D. birmanice, Prain et Burkill, Ai hia cognatas “titans pusilla 
distinctissima, 
Dioscorea Scorrecainil. Radiz nobis ignota, Caules pilis 
rufis hirtello-glabrescentes, Smale castanei, ut videtur dextrorsum 
volubiles. Folia alterna, 5—7-folia, glabra. alee tate brunneo-viri- 
dia ; petiolus glaber, acer cae ate m, longus ; foliola 
petio. olulata ; folioluam medium aUlandeolst keine tum, 
ex apice obtuso vel subrotundato ab: ep e acuminatam, ‘ad 8 cm, 
longum, ad 4 cm. latum nerv 
7, supra indistinctis infra distinetis ; r ; rete nervulorum indistinctum ; 

riorum vel bractearum parle sicher sterilis valle rufis 
hi 
castaneis. gp carirang hirsatus, 
ovate, oa castanese, pubescentes, 2 mm. longs, Flores subses- 
Siles, Perianthii feeminet cs consimiles, late ovate, acute, 
pilis Gmcieis dense pubescentes, 1.5 mm. longe. Ovariu 
pilis castaneis pubescens, 4—5 mm. longum. Capsul# conspicue, 
