328 DICOTYL.—CALYCIFLORAE 



glabrum, latere commisurali compressum; mericarpia utrinque 

 acute quinquecostata, costis duabus marginalibus, vallecnlis 

 planis, latis; carpoplwrum bifidum, liberum; semen tereti - 

 convexum, facie planum; caulis erectus vel decumbens, pas- 

 sim basi tenuior et flexuosus, parce ramosus; folia decom- 

 posita, foliolis lineari - pinnatifidis: radix e tubere globoso, 

 subinde colliculoso, ramosa, ovato-elongata, edulis. 



Endl Gen. Pl. pag. 771. n. 4407. — DC. Prodr. 4. pa- 

 gina I15.—Meisn. Gen. 242.—Bert. Fl. It. 3. pag. 216.— 

 Moris Fl. Sard. 2. pag. 193.—Torn. Sic. pag. 264. — Guss, 

 Syn. Fl. Sic. 1. pag. 317. 



I. B. bulbocastanum. — Flores parvi, albidi, terminales canli 

 et ramis et laterales, biumbellati, umbellis umbellulisque mul- 

 tifloris, floribus externis fertilibus, internis sterilibus, invo- 

 lucratis involucellatisque, involucro tri - pentaphyllo, foliolis 

 linearibus, membranaceis, involucello quinquefoliolato, foliolis 

 linearibus, radiolis brevioribus; scapus glaber, crassiusculus, 

 cylindricus, erectus, striatus; calyoc obsolete dentatus; petala 

 alba, vix radiantia, profunde obcordata, lacinula inflexa; ova- 

 rium, ovula et receptaculum ut in ordine; styli albi, in flore 

 brevissimi et in fructu elongati, divaricati, reflexi; stylopodia 

 primo turgida et ovoidea, diachenio adpressa; stigmata capi- 

 tellata, rosea; diachenium parvum, oblongum, obtusum, gla- 

 brum, sesquilineam longum, stylis persistentibus coronatum, 

 immaturum angusto-lineare, valleculis univittatis; semen ge- 

 neris; caulis teres, striatus, erectus, crassiusculus, basi pa- 

 rum attenuatus et parum flexuosus, a sex pollices ad duos 

 pedes longus, dum humilior fere totus flexuosus, simplex aut 

 ramosus, ramis alternis, erecto-patulis; folia inferiora petio- 

 lata, bipinuata, foliolis pinnatifidis, laciniis brevibus, latiu- 

 scule linearibus, obtusis vel acutis; petiolo folioruni radica- 

 lium basi attenuato, caulinorum inferiorum basi expanso in 

 vaginam angustam, longiusculam, striatam, margine albo- 

 inembranaceam; caulina superiora minus decoraposita, laciniis 

 angustioribus, linearibus, longioribus; suprema saepe ternata 

 aut simplicia et indivisa, suffulta vagina petiolari angusta, 

 amplexicauli, successive breviore, tamen longiuscula; radix 

 • modo tuber parum, globosum, modo crassius, pyriformi-col- 



