Observations on the Flora of Japan 



(Continued from vol. XXVI. p. 402.) 



By 



T. Makino. 



Lecturer of Botany in the Science College, 

 Imperial University of Tokyo. 



Burmannia Itoana Makino, sp. hoy. (Fig. I!)* 



Burmannia sp. Ito, Mem. Work Bot. a. Zool. Commemor. 

 Ninet. Anniv. K. Ito (Kinkwa-0 Kuju Gaju Hakubutsu Kwai- 

 Shi), I. (1893), p. 14, tab. 2, fig. 1-2. 



? Cryptonema walaccensis Kranzl. in Engler's Bot. Jahrb. 

 VI. (1885), p. 55 ; Matsum. Ind. PI. Jap. IL 1 (1905), p. 234, 

 non Turcz. 



? Burmannia coelestis C. H. Wright in Journ. Linn. Soc. 

 XXXYI. p. 4 (1903) quoad pi. Amami-Osima. (leg. Doder- 

 lein); Matsum. 1. c, non D. Don. 



A terrestrial plant, aphyllous, erect, small, about 5—13 cm. 

 in height, glabrous, casruleo-violaceous ; roots hypogaeous, 

 fibrous, thickly filiform, terete, simple, loosely fasciculate, radiate, 

 glabrous, attaining 1 mm. in diameter, with a filiform vascular 

 bundle in centre. Stem solitary, gracile, slender, terete, 



smooth, simple, or furnished with the erect 1-3-branches above, 

 pale in hypogseous portion towards the base, about |-1J mm. 

 across. Scales sparse on the stem throughout, small, rather 

 closely placed and smaller in the basal ones, but the rest 

 very remotely placed, adpressed or erect-patent, membrana- 

 ceous, amplexicaul, ovato-deltoid, elliptical, ovate, or ovato- 

 semiorbicular, entire, obtuse, cucullato-fornicate at the obtuse 

 apex and subconduplicate and carinate dorsally in the superior 

 ones, 1— nerved, about 2-5 mm. long, with a young flower-bud, 

 which at length not developed, in the axil ; those under the 



* Figure will appear in the fore-coming number 315. 



