782 



Labiatae 



rose-purple, puberulous externally; nutlets nearly orbicular, 

 slightly flattened, pale brown, smooth. Aug. High moun- 

 tains; Honshu (n. and Hokuriku Distr.). 



2. Clinopodium chinense (Benth.) O. Kuntze var. 

 parviflorum (Kudo) Hara. Satureia chinensis sensu auct. 

 Japon., non Briq.; S. chinensis var. parviflora Kudo; S. chin- 

 ensis var. megalantha Kudo Kurumabana. Stems 



erect from a decumbent base, 15-40 cm. long, white-pilose, 

 often short-branched in upper part; leaves ovate, 2-4 cm. long, 

 1-2.5 cm. wide, acute, rounded or often broadly cuneate at 

 base, toothed in the upper ones, more or less whitish pilose on 

 both sides, penninerved, the petioles 2-20 mm. long; verticils 

 densely many-flowered, the bracteoles linear, 5-8 mm. long, 

 with long spreading hairs; calyx often reddish, 6-8 mm. long, 

 long spreading-pilose; corolla 8-12 mm. long, pale rose-purple, 

 puberulent externally; nutlets orbicular, slightly compressed, 



about 1 mm. across. Aug.-Sept. Woods and thickets in 



hills and low mountains; Hokkaido, Honshu, Shikoku, Kyu- 

 shu; common and very variable. s. Kuriles and Korea. 



Var. shibetchense (Lev.) Koidz. Calamintha umbrosa 

 var. shibetchensis Lev.; Clinopodium japonicum Makino; 



Satureia ma\inoi Kudo, pro parte Yama-kurumabana, 



O-MiYAMA-KURUMABANA. Plant green, not reddish; flowers 

 white; calyx short glandular-hairy. Hokkaido, Honshu, Shi- 

 koku, Kyushu. Korea. 



Var. glabrescens (Nakai) Ohwi. C. japonicum Makino, 



pro parte; Satureia ussuriensis var. glabrescens Nakai Ao- 



MiYAMA-TOBANA, O-MiYAMA-TOBANA. Plant green, less pilose; 

 flowers white; bracteoles shorter; calyx shorter, with short- 

 spreading and glandular hairs. Honshu, Kyushu. ^Ko- 

 rea. 



Var. chinense. Calamintha chinensis Benth.; C. clinopo- 

 dium var. chinensis (Benth.) Miq.; Satureia chinensis (Benth.) 



Briq. Okinawa-kurumabana. Much more densely hairy. 



Kyushu. Ryukyus, Formosa, and China. 



3. Clinopodium micranthum (Kegel) Hara. Hedeoma 

 micrantha Kegel; Calamintha umbrosa forma robustior Miq.; 

 C. umbrosa var. japonica Fr. & Sav.; Clinopodium fauriei var. 



japonicum (Fr. & Sav.) Hara; C. omuranum Honda Inu- 



tobana. Stems somewhat tufted, 20-50 cm. long, rather 

 slender, green, pilose; leaves thin, ovate to narrowly so, 2-5 

 cm. long, 1-2.5 cm. wide, subacute, broadly cuneate at base, the 

 petioles 5-20 mm. long, toothed, usually sparsely pilose, with 

 distinct sessile discoid glands beneath; verticils dense, promi- 

 nently pilose, mostly forming a terminal spike up to 5 cm. long; 

 calyx 4-5 mm. long, green, with long spreading and glandular 

 hairs; corolla white, often pink, 5-6 mm. long; nutlets orbicu- 

 lar, slightly flattened, less than 1 mm. across, smooth. Aug. 



-Oct. Woods in low mountains; Hokkaido, Honshu, Shi- 

 koku, Kyushu; rather common. 



Var. yakusimense (Masam.) Hara. Satureia ya\usimensis 

 Masam.; S. ussuriensis var. ya\usimensis (Masam.) Masam. 

 Yakushima-tobana. Small plant with decumbent stems; 

 leaves 1-2 cm. long. Kyushu (Yakushima). 



4. Clinopodium gracile (Benth.) O. Kuntze. Calamin- 

 tha (?) gracilis Benth.; Clinopodium confine (Hance) O. 

 Kuntze; Calamintha cenjinis Hance; Satureia gracilis (Benth.) 

 Bailey; S. confinis (Hance) Kudo Tobana. Stems slen- 

 der, 10-30 cm. long, tufted, decumbent at base, puberulent; 

 leaves ovate to broadly so, 1-3 cm. long, 0.8-2 cm. wide, sub- 

 obtuse, rounded to broadly cuneate at base, toothed, nearly 

 glabrous on both sides or loosely pilose above and on nerves 

 beneath, the petioles 5-15 mm. long; verticils prominendy 

 puberulent, the upper ones forming a loose terminal spike 1-4 

 cm. long; calyx 3.5—4 mm. long, puberulent on nerves; corolla 

 pale rose, 5-6 mm. long; nutlets obovate-orbicular, less than 1 

 mm. long. Apr.-Aug. Woods in lowlands and low moun- 

 tains; Honshu, Shikoku, Kyushu; common and very variable. 

 Ryukyus, Formosa, China, s. Korea, Malaysia, and India. 



Var. multicaule (Maxim.) Ohwi. Calamintha multicaulis 

 Maxim.; Clinopodium multicaule (Maxim.) O. Kuntze; Sa- 



tureia multicaulis (Maxim.) Matsum. & Kudo ^Yama-to- 



bana. Somewhat taller, usually green, with rather longer 

 hairs on stems and petioles; leaves ovate or broadly so, rather 

 acutely toothed, the petioles 5-10 mm. long; verticils looser, 

 forming a short spike 1-2 cm. long; calyx green, 5-6(-7) mm. 



long; corolla white, 7-9 mm. long. June-Oct. Woods in 



mountains; Honshu (centr. and w. distr.), Shikoku, Kyushu; 

 common. Korea. 



Var. minimum (Hara) Ohwi. Clinopodium minimum 



Hara Koke-tobana. Small plant; leaves 4-7 mm. long; 



calyx 3-4 mm. long; corolla 5-7 mm. long. Kyushu (Yaku- 

 shima). 



Var. latifolium (Hara) Ohwi. C. multicaule var. lati- 



jolium Hara. Hiro-ha-yama-t6bana. Stems to 40 cm. 



long; leaves larger; calyx with longer hairs. Honshu (Iwa- 



shiro Prov., Kanto and centr. distr.) . 



Var. sachalinense (F. Schmidt) Ohwi. Calamintha um- 

 brosa var. sachalinensis F. Schmidt; Satureia sachalinensis (F. 

 Schmidt) Kudo; Clinopodium sachalinensis (F. Schmidt) 



Koidz.; S. ussuriensis Kudo, pro parte Miyama-tobana. 



Stems taller, less densely pilose; leaves larger, to 6 cm. long; 

 spikes 2-7 cm. long; calyx 3.5-4 mm. long, puberulent on 



lower half; corolla 5-6 mm. long. Hokkaido, Honshu (n. 



distr.). s. Kuriles and SakhaUn. 



20. THYMUS L. Ibuki-jako-s6 Zoku 



Shrubs or subshrubs; leaves small, entire or nearly so; verticils usually few-flowered, remote, or forming a short spike, the 

 bracts small; calyx 10- to 13-nerved, bilabiate, with a dense mft of hairs on throat inside, the upper lip broad, 3-lobed, the lower 

 lip with 2 narrow ciliate lobes; corolla prominendy bilabiate, without a ring of hairs inside, the limb slighdy bilabiate, the upper 

 lip erect, retuse, the lower lip spreading, 3-lobed; stamens 4, of equal length or the lower ones longer, the anthers 2-locular; 

 nudets somewhat flattened, smooth. About 35 species, Europe to e. Asia, and Africa. 



Hara Ibuki-jak6-s6. Aromatic dwarf prostrate shrub 



with ascending, more or less white-pilose branchlets; leaves 

 narrowly to broadly ovate, 5-10 mm. long, 3-8 mm. wide, 

 obtuse, entire, glandular-dotted on both surfaces, long white- 

 ciliate at base, the lateral nerves arcuate, 2 or 3 pairs, rather 



1. Thymus quinquecostatus Celak. T. serpyllum sensu 

 auct. Japon., non L.; T. serpyllum var. ibu\iensis Kudo; T. 

 serpyllum var. przeu)als\ii Komar.; T. przewals\ii (Komar.) 

 Nakai; T. przewals\ii var. laxa Nakai; T. quinquecostatus var. 

 ibu\iensis (Kudo) Hara; T. quinquecostatus var. japonicus 



