mo-i. 



OBSERVATIONS ON THE FLOE A OF JATAN. 13 [ 



ceous, pale, unspotted, 4-9 mm. long. Macrospores white, globose, marked 

 on one hemisphere with a tricrural elevated line, deeply and subregularly 

 alveolate. Microspores oval-elliptical, slightly oblique in form, smooth, 

 often crested with an entire margin. 



Norn. Jap. Midzu-nira, ike-nira, Icaioa-nira. 



Hab. Prov. Musashi : Omiya-hachiman in Wada-mura (B. Yaiabe and 

 J. Matsumura ! herb. Sc. Coll. Imp. Univ. Tokyo, Nov. 23, 1879 ; Herb. ! 

 ibid. Nov. 9, 1890 ; T. Makinol June 3, 1888, Oct. 3, 1897, May 15, 1901), 

 Ogikubo (T. Makinol Nov. 5, 1898), Himon-ya (T. Mcikino\ July 1901), 

 Tokyo, Bot. Gard., Koishikawa (T. Malcino ! Aug. 1895, July 1901, Sept. 23,' 

 1904) ; Prov. Shijioosa : Junsai-numa in Konodai (T. Malcino ! May and Oct. 

 1896); Prov. Shimotsuke : Udzumagawa in Tochigi-machi (K. Kaicaguchi ! 

 herb. ibid. Jan. 1903) ; Prov. Yamashiko : Odani- no-ike in Nishi-karao- 

 mura (Y. Tanakal Sept. 8, 1895); Prov. Bitchu : Itakura in Makane- 

 mura (D. Nikail herb. ibid. Sept, 21, 1902); Prov. Tosa : Sakawa (T. 

 Makinol 1884), Hirooka (T. Makinol Oct. 15, 1892). 



Common and widely distributed in Japan. Caudex is in mud, and 

 leaves, except the lower portion, are usually aerial, but sometimes wholly 

 submersed when found in rapid rivulets. 



Epipogum japonicum Makino sp. nov. 



An aphyllous orchid, 7-21 cm. high. Tuber obovoid or ellipsoid, with 

 annular nodular lines, 10-18 mm. long. Stem simple, erect, terete, fleshy, 

 pale flavescent, minutely purple-striato-spotted, with 2-5 adpressed thin 

 remote sheaths. Raceme erect, shorter than the stem, laxly 1-7-flowered ; 

 bracts ovate, very thin, longer than pedicels. Flowers rather large, with 

 a short curved twisted pedicel, patent-nutant, 2 cm. Sepals and petals 

 erect-patent, subequal, narrow-ovate, acute, pale flavescent, with purple- 

 striato-spots, thin, margin not involute. Labellum inferior, large, sub- 

 horizontal, deltoid, entire, thickish and fleshy, deeply concave, with a few 

 inconspicuous rows of minute papilke internally, pale, purple- maculate. 

 Spur descending, stout, inflated, oblong, somewhat compressed, obtuse, slightly 

 2-4-lobed, about as long as the labellum, pale flavescent, streaked and 

 speckled with purple towards the base. Anther carnose, 2-celled, sessile ; 

 pollinia 2, filiform-pedicellate, obovate, compressed, yellow. Column rather 

 short, erect, enlarged above, compressed ; clinandrium deeply concave ; rostel- 

 lum short and broad ; gland conspicuous, semiorbicular, snowy white, creamy. 



