1302.J 



OBSEEVATIOj^'S ON THE FLORA OF JAPAN. 13 



Small epiphytic Orchid. Stem simple, rarely hranclied, about l-4cm. 

 long, horizontal or more or less pendulous, emitting roots below, enclosed 

 with short sheaths of leaves throughout ; roots slender, flexuous, greenish- 

 white. Leaves distichous, approximate, patulous or erect-patent, oblong- 

 lanceolate, or oblong-linear, or linear-lanceolate, entire, obtus-e, acute at 

 ■base, very shortly petioled, articulated ui)on the sheath, coriaceous, carnose, 

 usually slightly arcuate, persistent, shining, green spotted with dark-purple, 

 3-nerved, the lateral nerves immersed, 7-20mm. long, 2-5mm. broad. 

 Peduncle lateral, extra-axillary, shorter than the leaves, stout-filifor5u, terete, 

 slightly enlarged above, glabrous, 4-8mm. long ; scales minute, remote, 

 shortly subulate, the superior one usually shortly tubular below and placed 

 at the middle part of peduncle. Raceme short, much shorter than the 

 peduncle, flexuous, 1-3-flowered ; bracts minute, deltoid-subulate, acute or 

 acutish, persistent. Flower small, about 6-9mm. across. Perianth free, 

 patulous, obtuse, entire, thickish, glabrous, 1-uerved, yellowish-viridescent, 

 blotched with purple. Outer perianth nearly equal in length ; the superior 

 (truly inferior) one elliptical-oblong, the lateral ones narrowly oblong. 

 Inner perianth very slightly smaller and scarcely shorter than the outer 

 perianth, narrowly oblong. Labellum horizontal, equalling the outer perianth 

 in length, adhering with the gynostemium at base ; spur relatively large, 

 shortly obconica!, obtuse, broadly opened, thickly walled, glabrous, having a 

 longitudinal ridge in front wall internally ; limb reniform with entire and 

 rounded side-margins, obtuse or truncate at the apex, thick and 3-nerved 

 in centre, thin towards the margin. Gynostemium very short, stout, obtusely 

 toothed laterally ; clinandrium obliquely truncate, deltoid ; rostellum 2-fid ; 

 anther hemisphferical, membranaceous, glabrous, shortly produced in front, 

 truncato-rouuded at top; pollinia 2, globular; caudicle filiform or linear- 

 filiform, much longer than pollinia ; gland oblong, 2-fid at one end. Ovary 

 cylindrical, glabrous, pedicellate. Capsule obo void -oblong, obtusely trigonous, 

 pedicellate, spotted with pur[)le. 



Hak Prov. Tosa : ^It. Yokogura (T. Mal-ino ! Aug. 28, 1887) ; Prov. 

 Idzu : Mt. Amagi (Harb. ! Sc. Coll. Imp. Univ. Tokyo, April G, 1890) ; 

 Prov. IwASHiuo {K. Ncmoto ! June 1897). 



This is probably the most inconspicuous and most northern species among 

 the genus. It has the habit of Sarcochihis japonicus Miq. 



Raphiolepis umbellata (Thunb.) Makino nom. nov. 

 Laurus umbellata Thunb. Fl. Jap. (1784) p. 175; Willd. Sp. PI. II. (1799) 

 p. 484 ; Pers. Syn. PI. I. (1805) p. 450 ; Spreng. Syst. Veg. II. (1829) p. 266. 



