210 AKT. I. — B. HAY ATA : 



Lentibularieae. 



Vtricularia Linn. 



Utricularia biflora Hayata sp. nov. Herba parva tenuissima 4 

 cm. longa. Folia radicalia linearia spathnlata, 2 cm. longa, -éf mm. 

 lata. Scapi 4 cm. longi prope medium bracteis instruct!, (bracteis 

 ovatis 1 mm. longis), apice 1-2 flores gereutes, floribus pedicellatis, 

 pedicellis 2 mm. longis, basi bracteolatis, bracteolis ovatis 1 mm. 

 longis. Calyx profunde 2-lobatus, lobis inœqualibus, inferiore minore 

 ovato obtuso 2 mm. longo, superiore majore ovato obtuso, 2J mm. 

 longo simplice plicato. CoroUse profunde 2-labiat8e, lobis anterioribus 

 liorizontaliter patentibus, calcaratis, (calcari 2J mm. longo, medio 

 J mm. lato,) o mm. longis basi 1-concavo-foveolatis (foveola fmm. 

 longa pubescente) glabris valde convexis margine planis ; lobis pos- 

 terioribus erectis 3J mm. longis, 1 J mm. latis basi urceolato-concavis 

 prope medium callosiusculis, apice reflexis. Stamina 2, antice basi 

 coroUge affixa, 1 mm. longa. Ovarium globosum, cum stylo 

 brevissimo 1 mm. longum, stigmate 5-laminato, laminis insequalibus. 

 Capsula 2-valvata, late oblonga, 2 mm. longa, 1.J mm. lata, valvis 

 2, membranaceis, calycis lobis accrescentibus inclusa. Semina 

 ovoidea longitidinaliter reticulata J mm. longa utrinque obtusa. 



Hab. Taiko, leg. T. Kawakami et U. Moei, 1908. 



Near ü. bifida Linn. from which the present plant is easily 

 distinguishable by the much smaller flowers, which are usually in 

 pairs at the apex of the scape. Also near U. diantha R. et S., but 

 differs û'om it by the yellowish flowers and linear leaves with 

 bladders. 



Utricularia racemosa Wall, ex A. DC. Prodr. VIII. p. 21 ; Benth» 



