LiLIACEAE 



303 



long internodes; stems terete, 15-20 cm. long, angled and 

 ascending above, 6- to 7-leaved; leaves oblong to narrowly so, 

 4-5 cm. long, 1-1.7 cm. wide, subsessile, slighdy paler be- 

 neath, the nerves obscurely papillose; peduncles about 5 mm. 

 long, the pedicels 7-8 mm. long, bracteate near the middle, 

 the bracts lanceolate, with semirounded tubercles on margin, 

 7-12 mm. long, 1.5-3 mm. wide; flowers 17-19 mm. long, 

 greenish white, glabrous; filaments mealy-puberulent, the 

 anthers about 4 mm. long, slighdy longer dian the filaments. 



June. Honshu (Azusayama in Shinano) ; rare. 



11. Polygonatum involucratum (Fr. & Sav.) Maxim. 

 Periballantluis involucratus Fr. & Sav.; P. periballanthus Ma- 

 kino; ? P. periballanthus var. ibuliiensc Makino; ? P. ibukjense 



(Makino) Makino Waniguchi-s6. Rhizomes slender, Z-^ 



mm. in diameter, with elongate internodes; stems 20-40 cm. 

 long, terete, ascending and angled above; leaves 4-7, narrowly 

 ovate to ovate-ellipdc, 5-10 cm. long, 2.5-4 cm. wide, subses- 

 sile to short-petiolate, glabrous, subglaucous beneath; peduncles 

 1-2 cm. long, smooth, bracts 2 (-3), at the top of peduncle, 

 ovate to ovate-orbicular, smooth, many-nerved, 1.5-3 cm. long, 

 1-2.5 cm. wide, the pedicels paired, 2-4 mm. long; flowers 

 white, greenish at the tip, urceolate-tubular, about 2.5 cm. 

 long, glabrous; filaments laterally flattened, granular-papillose, 



slightly longer than the anthers. May-June. Meadows in 



mountains; Hokkaido, Honshu, Shikoku, Kyushu; rather rare. 

 Korea, Manchuria, and Ussuri. 



26. STREPTOPUS Michx. Takeshima-ran Zoku 



Perennial herbs from creeping rhizomes; stems simple or sometimes branched; leaves ovate to lanceolate; flowers 1-2, white, 

 pale pink, or yellowish brown, nodding, campanulate or subrotate, on slender peduncles often partially adnate to the stem; 

 tepals 6, free, broadly lanceolate; stamens 6, inserted at base of the tepals, the filaments broadened at base; ovary ovoid, 3- 

 locular, the ovules many, the style columnar; fruit a globose, many-seeded berry; seeds oblong, often slighdy curved, usually 

 striate, with a thin testa. About 7 species, in the temperate regions of the N. Hemisphere; most abundant in N. America. 



lA. Flowers campanulate; style columnar, elongate; pedicels jointed; plants relatively stout with glaucescent clasping leaves. 



1. 5. amplexifolius var. papillatus 

 IB. Flowers rotate; style nearly absent; pedicels not jointed; plants relatively slender, the leaves neither glaucous nor clasping. 



2. S. streptopoides 



1. Streptopus amplexifolius (L.) DC. var. papillatus 



Ohwi. 5. amplexijoUus sensu auct. Japon., non DC. Oba- 



TAKESHiM.vRAN. Rhizomes usually short, creeping; stems 

 leafy, erect, 50-100 cm. long, often sparingly hirsute below, 

 ascending and branched below the middle, rather stout; leaves 

 thinly membranous, ovate to ovate-elliptic, 6-12 cm. long, 3-6 

 cm. wide, abruptly acuminate, glabrous, the margin usually 

 papillate, rounded-cordate and clasping at base, glaucous be- 

 neath; peduncles axillary, adnate on die stem to the insertion 

 of the next leaf, die free portion 2-4 cm. long, pendulous on 

 upper half, geniculate at the middle; flowers solitary on the 

 peduncles, greenish white, broadly campanulate, pendulous, 

 the tepals lanceolate, recurved on upper half, 8-10 mm. long; 

 anthers lanceolate, acuminate, about 4 mm. long, smooth, gla- 

 brous, longer than the filaments, the style 4-5 mm. long; fruit 



red, about 1 cm. long, ovoid-globose. June-Aug. Damp 



coniferous woods in mountains; Hokkaido, Honshu (n. and 

 centr. distr.); rather rare. China, Sakhalin, Kuriles, Kam- 

 chatka, and Amur. The typical phase occurs in the cooler 

 regions of the N. Hemisphere. 



2. Streptopus streptopoides (Ledeb.) Frye & Rigg- 

 Smilacina streptopoides Ledeb.; Krtihsea tilingii Regel; Strep- 

 topus ajanensis Tiling; K. streptopoides (Ledeb.) Kearney 



HrME-TAKESHrNiA-RAN. Rhizomcs slender, creeping, usually 

 elongate; stems slender, 15-30 cm. long, unbranched or with 



1 or 2 branches, slighdy ascending above; leaves thinly mem- 

 branous, ovate-oblong to oblong, 4-8 cm. long, 1.5-3 cm. wide, 

 green, papillose on the margin, abrupdy acuminate, sub- 

 rounded, sessile, the pedicels solitary, 1-2 cm. long, adnate to 

 the base of the leaf above, the free portion slender, not jointed; 

 flowers solitary, rotate, 5-6 mm. in diameter, nodding, the 

 tepals lanceolate, slightly reflexed above, about 3 mm. long, 

 caudate; anthers transversely elliptic, slightly scabrous on 

 lower half; stigma nearly sessile; fruit red, globose. June- 

 July. Damp coniferous woods in mountains; Hokkaido. 



e. Siberia, Sakhalin, and vv. N. America. 



Var. japonicus (Maxim.) Fassett. S. ajanensis var. japon- 

 icus Maxim.; S. japonicus (Maxim.) Ohwi; S. streptopoides 



sensu auct. Japon., non Frye & Rigg Takeshima-ran. 



More robust, the stems stouter, 20-60 cm. long, with 2 to 6 

 branches, rarely simple; leaves broadly lanceolate to narrowly 

 ovate, 5-10 cm. long, 1-3 cm. wide, acuminate, rarely abruptly 

 so, the margins essentially smooth, cuneate to rounded at base; 

 anthers scabrous on lower half with short hairlike processes. 



May-July. Damp coniferous woods in high mountains; 



Honshu (n. and centr. distr.); rare. Forma atrocarpus 



(Koidz.) Ohwi. S. streptopoides var. atrocarpus Koidz.; S. 

 ajanensis var. japonicus forma atrocarpus (Koidz.) Makino & 



Nemoto Kuro-mi-no-takeshima-ran. A rare phase with 



black fruit. Honshu (centr. distr.). 



27. CLINTONIA Raf. Tsubame-omoto Zoku 



Perennial herbs from short rhizomes; leaves several, radical, obovate to lanceolate, entire; scapes erect, usually simple, often 

 short-pubescent; flowers 1 to several, rather small, in short terminal racemes or umbels, the tepals free, oblong to lanceolate, 

 ascending to spreading; stamens 6, the filaments filiform, the anthers oblong, semi-extrorse; ovary 3-locular, the ovules 2-12 in 

 each carpel, the style columnar; berry globose, the seeds shiny brown. About 6 species; Himalayas, e. Asia, and N. America. 



1. Clintonia udensis Trautv. & C. A. Mey. C. alpina to acute, soft and relatively thick, narrowed toward the base, 



var. udensis (Traut\'. & C. A. Mey.) Macbride Tsubame- the margin pubescent when young; scapes naked, erect, 20-70 



OMOTo. Rhizomes short-creeping; radical leaves few, nar- cm. long, rarely short-branched above, soft-pubescent; flowers 



rowly oblong to narrowly obovate-oblong, abrupdy cuspidate several, racemose, loose, erect, the bracts caducous, broadly 



