Labiatae 



771 



indica var. ussuriemis (Kegel) Komar.; S. dentata Lev.; S. 

 ussuriensis (Kegel) Kudo; S. Iransitra var. ussuriensis (Kegel) 



Hara. Ezo-tatsu-nami-s6. Nearly glabrous perennial; 



steins erect, slender, slightly branched, few-leaved, often with 

 upwardly curved white hairs on the nodes; leaves thinly mem- 

 branous, broadly deltoid-ovate, 2-4 cm. long, 1.5-2.5 cm. wide, 

 subobtuse, shallowly cordate, toothed; spikes 3-6 cm. long, 

 loosely flowered; calyx 2-2.5 mm. long in anthesis, about 5 

 mm. long in fruit; corolla-tube gently curved upward from the 

 base, 15-16 mm. long, pale purple, the lower lip about twice 

 as long as the upper lip, straight, ascending; nutlets about 0.7 



mm. long, densely mammillate, gray-fulvous. July-Aug. 



Woods in mountains; Hokkaido, Honshu. Korea, Man- 

 churia, and e. Siberia. 



Var. transitra (Makino) Hara. S. transitra Makino; S. us- 

 suriensis var. transitra (Makino) Nakai; S. ussuriensis var. 

 tomentosa Koidz. Yam.\-tatsunami-s6. Plant with up- 

 wardly curved white hairs throughout. Hokkaido, Honshu, 



Shikoku, Kyushu. Korea. The typical phase occurs in n. 



China and Manchuria. 



5. Scutellaria amabflis Hara. Yamaji-no-tatsu-nami- 

 so. Khizomes slender, creeping; stems 15-25 cm. long, ascend- 

 ing-puberulent especially on the angles; leaves broadly ovate to 

 ovate-cordate, 1-2 cm. long, 8-20 mm. wide, truncate to shal- 

 lowly cordate at base, coarsely obtuse-toothed, puberulent on 

 both sides, the petioles to 2 cm. long; spikes short, few-flow- 

 ered; calyx 2.5-3 mm. long, glandular-pilose; corolla 2-2.5 cm. 

 long, blue-purple, the upper lip about 4 mm. long, galeate, the 

 lower lip spreading, as long as the upper. May-June. Hon- 

 shu. 



6. Scutellaria laeteviolacea Koidz. S. indica var. ja- 



ponica forma humilis Makino Shisoba-tatsu-nami-s6. 



Rhizomes short; steins erect, 5-15 cm. long, ascending-puberu- 

 lent; leaves few, ovate-deltoid, 1-2 cm. long, 1-1. 5 (-2) cm. 

 wide, obtuse, truncate at base, coarsely obtuse-toothed, with 

 ascending hairs on both sides, purpUsh beneath; spikes usually 

 short, 1-3 cm. long, many-flowered, ascending-puberulent; 

 calyx 2.5 mm. long in flower, about 5 mm. long in fruit; 

 corolla 17-20 mm. long, purplish, the lower lip spreading, the 

 upper lip arcuate, galeate, as long as the lower; nudets about 



1 mm. long, densely mammillate. May-June. Honshu, 



Shikoku, Kyushu. 



Var. discolor (Hara) Hara. S. \iusiana Hara, inch var. 



discolor Hara Tsukushi-tatsu-nami-so. Plants taller, 



20-30 cm. high; leaves larger, 2-4 cm. long; spikes more or less 

 elongate.- — -Honshu, (w. distr.), Kyushu. 



Var. yakusimensis (Masam.) Hara. S. indica var. yal{usi- 



mensis Masam. Yakushima-namiki. Plant smaller, often 



with decumbent stems and rather numerous leaves. Kyu- 

 shu (Yakushima). 



7. Scutellaria abbreviata Hara. S. japonica var. us- 

 suriensis forma humilis Matsum. & Kudo. Tocoku-shisoba- 



TATsu-NAMi-s6. Rcsemblcs the preceding; stems 5-30 cm. 

 long, with spreading white hairs; leaves reniform to ovate- 

 cordate, 2-3(-5) cm. long and as wide; spikes 2-5 cm. long, 

 spreading-hairy; calyx 3 mm. long in anthesis, 6 mm. long in 

 fruit; corolla purple, 20-22 mm. long, puberulent. June- 

 July. Honshu. 



8. Scutellaria kurokawae Hara. Ica-tatsu-nami-s6. 

 Stems 10-30 cm. long, promincndy spreading-hairy; leaves 

 ovate to broadly so, or ovate-cordate, 1.2-2.5 cm. long, 1.2-2 

 cm. wide, obtuse, truncate to shallowly cordate at base, obtuse- 



toothed, thinly long-hairy, often purplish beneath, the petioles 

 1-2.5 cm. long, spreading-hairy; spikes loosely flowered; calyx 

 3 mm. long, often with glandular hairs; corolla pale purple, 

 about 2 cm. long. June. Honshu (centr. distr.). 



9. Scutellaria indica L. Tatsu-nami-so. Khizomes 

 slender, creeping; stems erect, 20-40 cm. long, prominently 

 white-pilose; leaves loosely few-paired, deltoid-cordate to 

 broadly ovate, obtuse, cordate at base, obtusely toothed, spread- 

 ing-hairy, often prominendy pubescent on both sides, the peti- 

 oles 5-20 mm. long, the upper leaves sometimes orbicular, 

 1-2.5 cm. in diameter; spikes 3-8 cm. long, with prominent 

 spreading hairs; calyx about 3 mm. long in anthesis, 6-7 mm. 

 long in fruit; corolla 18-22 min. long, geniculate at the base, 

 becoming erect above, pale purple; nutlets about 1 mm. long, 



densely mammillate. May-June. Sunny hills; Honshu, 



Shikoku, Kyushu; common. Korea, China, Indochina, For- 

 mosa, and Ryukyus. 



Var. parvifolia (Makino) Makino. 5. indica var. japonica 



forma parvifolia Makino; S. parvifolia (Makino) Koidz. 



KoB.i-No-TATsu-NAMi, BiRODO-TATsu-NAMi. Stems shorter, 



5-20 cm. long, long-decumbent at base; leaves small, usually 



about 1 cm. long and as wide, more sparsely toothed. Apr.- 



June. Honshu (centr. and w. distr.), Shikoku, Kyushu. 



Var. tsusimensis (Hara) Ohwi. S. tsusimensis Hara 



Atsuba-tatsu-nami-s6. Plant rather large, 10-30 cm. high; 

 leaves 2-4 cm. long and as wide, shallowly cordate to truncate 



at base, with impressed nerves above. Honshu (w. distr.), 



Kyushu. Korea. 



10. Scutellaria muramatsui Hara. Dewa-no-tatsu- 

 NAMi-s6. Stems ascending, 10-30 cm. long, very short re- 

 curved-puberulent; leaves deltoid-ovate to ovate, sometimes 

 ovate-cordate in the lower ones, 2-3.5 cm. long, 1-2.5 cm. 

 wide, obtuse, rounded to broadly cuneate at base, scattered 

 undulate-toodied, loosely pilose above, puberulent on the 

 nerves beneath; spikes 3-5 cm. long, die axis with simple 

 spreading and glandular hairs; calyx 1.5-2 mm. long; corolla 



15-18 mm. long, purple. May-June. Honshu (n. and 



Hokuriku Distr.). 



11. Scutellaria brachyspica Nakai & Hara. S. indica 



var. brachyspica Nakai ex Hara, in syn. Oka-tatsu-nami-s6. 



Stems erect, 10-50 cm. long, loosely leafy, densely recurved- 

 hairy; leaves deltoid-ovate to ovate, 1.5-5 cm. long, 1-4 cm. 

 wide, obtuse, truncate to subcordate at base, coarsely obtuse- 

 toothed, spreading-pilose on both sides, die petioles to 2 cm. 

 long, densely recurved- to spreading-hairy; spikes short, 0.5- 

 3(-5) cm. long, densely flowered, the axis widi spreading and 

 glandular hairs; corolla 15-25 mm. long; nutlets about 1.5 



mm. across, densely mammillate. May-June. Honshu, 



Shikoku; rather common. 



12. Scutellaria maekawae Hara. S. indica var. inter- 

 media Nakai ex Hara, in syn. Honaga-tatsu-nami-so. 



Stems 7-20 cm. long, recurved-hairy on the angles; leaves ovate 

 to ovate-cordate, 1-3 cm. long, 1.5-2.5 cm. wide, very obtuse, 

 obtuse-toothed, purplish beneath, pilose toward margin above 

 and on ner\'es beneath; spikes 2-8 cm. long, the axis re- 

 curs'ed-hairy; calyx 2.5 mm. long in anthesis, about 5 mm. 

 long in fruit; corolla 2-2.2 cm. long, purple; nutlets 1.5 mm. 



long, densely papillose. June. Honshu (centr. and w. 



distr.). 



Var. pubescens Hara. Shimaji-tatsu-nami-so. Plant 



more densely hairy. Occurs with the typical phase. 



