Labiatae 



769 



Prominently whitish crispcd-pubescent; rhizomes short; stems 

 5-10(-15) cm. long, decumbent or ascending, purplish, with 

 few pairs of leaves; rosuiate leaves few, broadly oblanceolate, 

 obtuse, 4-6 cm. long, 1-2 cm. wide, dark green, coarsely un- 

 dulate-toothed, often purplish; cauline leaves oblong to ovate, 

 narrowed to a short peuolike base; cymes axillary, few- 

 flowered; flowers blue-purple, with darker striations; corolla- 

 tube about 8 mm. long, the upper lip semiroundcd, about 2 

 mm. long, refuse or shallowly bilobcd; nutlets about 2 mm. 



long. Mar.-May. Thin woods and hedges in hills and low 



mountains; Honshu, Shikoku, Kyushu; common. Korea, 



Manchuria, and China. 

 Hybrids: Ajuga X bastarda Makino. Kiran-nishiki- 



coROMO. (/4. dccumbens X A.yesocnsis)\ Ajuga X mixta 

 Makino. Juni-kiran-s6. {A. decumbens X A. nipponen- 

 sis). 



9. Ajuga pygmaea A. Gray. Hime-kiran-so. Plant 

 stoloniferous, loosely white crisped-pubescent; stems 1-5 cm. 

 long; radical leaves rosuiate, broadly oblanceolate to narrowly 

 obovate, 2-^ cm. long, 8-10 mm. wide, obtuse, with few 

 coarsely sinuate teeth, petiolate; flowering stems 2-5 cm. long, 

 radical or from the tip of the stolons, the cauline leaves few, 

 small; verticils few, usually shorter than the leaves, approxi- 

 mate; corolla-tube slender, 7-8 mm. long, the upper lip about 



3 mm. long, deeply 2-lobed; nutlets about 1.5 mm. long. 



Mar.-Apr. Kyushu. Ryukyus and Formosa. 



3. TEUCmUM L. NiGA-KusA Zoku 



Annuals or biennials, sometimes perennials or shrubs; leaves enure to pinnatilobed; verticils 2- or rarely many-flowered, often 

 forming a terminal spike, the bracts foliaceous or bractlike; calyx tubular or campanulate, 10-nerved, 5-toothed, the teeth equal 

 or the inner ones broader; corolla-tube without an annulus inside, the limb 2-lipped, the upper lip minute, deeply 2-fid, die seg- 

 ments connate to the lateral lobes of the lower lip, the lower lip 3-lobed, the lateral lobes small, erect, the median lobe much 

 larger than the others, sometimes bifid, concave on back; stamens 4, didymous, exserted from die fissure between the lobes of 

 the upper lip, the anterior pair longer; andier-locules divergent and confluent at tip; nutlets obovoid, with raised reticulations, 



the areole large, oblique or lateral, often occupying more than half the length of the body. About 100 species, mostly in 



warmer regions of the N. Hemisphere. 



lA. Calyx uniformly glandular-hairy; bracts broadly lanceolate; flowers in dense spikes; leaves broadly cuneate at base; upper portion of 



stems and axis ot spikes usually with recurved hairs 1. T. viscidum var. miqiielianiim 



IB. Calyx glabrescent or minutely glandular-puberulent on upper half, or uniformly long-pilose throughout, rarely sparsely glandular- 

 puberulent. 

 2A. Stems 10-25 cm. long, with long spreading hairs at least on the upper nodes; bracts broadly lanceolate; calyx glandular-hairy. 



3A. Calyx-teeth incurved in fruit, the upper 3 teeth obtuse in fruit; plants usually densely spreading-pilose; leaves ovate to broadly so, 



2.5-4 cm. long 2. T. veronicoiJes 



3B. Calyx-teeth erect or only slightly incurved above, acute to acuminate in fruit; plants glabrous except the long hairs on petioles and 



nodes; leaves narrowly ovate, 3-5 cm. long 3. T. teinense 



2B. Stems 30-70 cm. long, usually recurved-puberulent; bracts broadly linear; calyx nearly glabrous or loosely puberulent on upper part, 

 not glandular-puberulent, the teeth erect or slightly recurved, acute to acuminate; leaves 5-10 cm. long 4. T. japonicum 



1. Teucriutn viscidum Bl. var. miquelianum (Maxim.) 

 Hara. T. stolonifcrum var. miqueliariKm Maxim.; T. vis- 

 cidum sensu auct. Japon., non Bl.; T. stolonijcrum sensu auct. 

 Japon., pro parte, non Roxb.; T. miquelianum (Maxim.) 



Kudo TsuRU-NiCA-KUSA. Perennial, 25-40 cm. high, the 



stems, inflorescence, petioles, and underside of leaves recurved- 

 puberulent; leaves thin, narrowly to broadly ovate, 4-8(-10) 

 cm. long, 2^ cm. wide, very acute, usually broadly cuneate 

 at base, irregularly toothed, sometimes thinly puberulent above, 

 the petioles 1.5-3 cm. long; spikes 3-5 cm. long, one-sided, 

 the bracts broadly lanceolate, nearly as long as the calyx; flow- 

 ers 8-10 mm. long, short-pedicellate; calyx broadly ovoid in 

 fruit, 3-3.5 mm. across, uniformly glandular-puberulent, die 

 upper calyx teeth deltoid, obtuse, the lower 2 narrowly deltoid, 

 acute; nutlets nearly orbicular, inflated-lenticular, 1.2 mm. in 



diameter, the scar orbicular. July-Scpt. Wet places in 



lowlands and hills; Honshu, Shikoku, Kyushu. The typical 

 phase occurs in the Ryukyus and Formosa, and Malaysia to 

 India. 



2. Teucrium veronicoides Maxim. Ezo-nica-kusa, 

 HiME-NiGA-KusA. Perennial stoloniferous herb densely 

 spreading-pilose; stems 20-30 cm. long, erect, sometimes 

 branched; leaves ovate or broadly so, 2.5-4 cm. long, 1.5-2.5 

 cm. wide, subacute, broadly cuneate to shallowly cordate at 

 base, toothed, the petioles 1-2 cm. long; spikes 4-8 cm. long, 

 one-sided, rather loosely flowered, the bracts rather shorter 

 than the calyx, broadly lanceolate, 1-toothed; flowers about 



8 mm. long, pedicellate; calyx descending in fruit, often 

 brownish and lustrous, 3-3.5 mm. long, with loose long glan- 

 dular hairs on upper part, the upper 3 teeth deltoid, obtuse, the 

 lower 2 narrowly deltoid, very acute; corolla glabrous, the 

 lobes rather narrow; nutiets orbicular, about 1.5 mm. in di- 

 ameter, with obsolete reticulations. Aug. Woods in moun- 

 tains; Hokkaido, Honshu; rather rare. Korea. 



Var. brachytrichum Ohwi. Inu-niga-kusa. Plant with 

 short spreading hairs and the leaves coarsely toothed. Hon- 

 shu (Uzen Prov.). 



3. Teucrium teinense Kudo. Teine-niga-kusa. Sto- 

 loniferous perennial, nearly glabrous, long-hairy on the nodes; 

 stems 20-30 cm. long, erect; leaves narrowly ovate to ovate- 

 oblong, 3-5 cm. long, 1.5-2.5 cm. wide, acuminate to very 

 acute, broadly cuneate to rounded at base, irregularly toothed, 

 long-hirsute on both sides or only on the upper side, the peti- 

 oles 1-1.5 cm. long; spikes short; bracts broadly lanceolate; 

 calyx in fruit membranous, about 4 mm. long, very sparsely 

 glandular-puberulent, the teeth narrowly deltoid, acute to 

 acuminate, the innermost tooth sometimes deltoid and obtuse; 



nutlets about 1.5 mm. long. Aug. Hokkaido, Honshu 



(Mount Gassan in Uzen). 



4. Teucrium japonicum Houtt. T. ncpetoidcs Lev.; T. 



brevispicum Nakai Niga-kusa. Glabrescent perennial 



herb; stems erect, 30-70 cm. long, branched, rather stout, 4- 

 angled, often loosely recurved-puberulent; leaves narrowly 

 ovate-oblong or broadly lanceolate, 5-10 cm. long, 2-3.5 cm. 



