762 



Boraginaceae; Verbenaceae 



corolla white or pale blue, 7-10 mm. across, the tube 1.5 mm. 

 long, smooth, glabrous; stamens inserted above the middle of 

 the tube, the anthers about 0.5 mm. long; nutlets dark brown, 

 very short-stipitate, puberulent, about 2 mm. long on the back. 

 May-June. Wet places in mountains; Hokkaido, Honshu. 



4. Trigonotis icumae (Maxim.) Makino. Omphalodes 



icumae Maxim. Tsuru-kameba-s6. Perennial, short ap- 



pressed-strigillose, stoloniferous; stems 7-20 cm. long, soon 

 decumbent; leaves ovate, 3-5 cm. long, 1.5-2.5 cm. wide, acute, 

 truncate to shallowly cordate or rounded at base, the lower 

 ones long-petiolate; inflorescence soon becoming lateral, un- 

 branched, loosely 3- to 10-flowered, bractless, the pedicels 1-1.5 

 cm. long, ascending; corolla about 10 mm. across, pale blue, 

 the tube about 2 mm. long; stamens inserted above the middle 



of the tube, the anthers about 0.5 mm. long. May-June. 



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



5. Trigonotis peduncularis (Trcvir.) Benth. Myosotis 



peduncularis Trevir.; Eritrichium japonicum Miq. Tabi- 



RAKo, KiuRiGUSA. Appressed-pilosulous biennial; stems 



branched at base, somewhat tufted, 10-30 cm. long, erect, slen- 

 der; leaves oblong or ovate, 1-3 cm. long, 6-20 mm. wide, 

 obtuse, mucronate, subcuneate at base, the lower ones petiolate, 

 the upper ones sessile; racemes rather loosely many-flowered, 

 5-25 cm. long, often leafy at the base, the pedicels ascending, 

 3-9 mm. long, spreading in fruit, clavately thickened at tip; 

 flowers pale blue, about 2 mm. across; stamens inserted on the 



middle of the corolla-tube, the anthers about 0.3 mm. long; 

 nutlets short-stipitate, glabrous or puberulent, about 1 mm. 

 long on the back. Apr.-May. Grassy places and culti- 

 vated fields in lowlands; Hokkaido, Honshu, Shikoku, Kyu- 

 shu; very common. Ryukyus, Korea, and widely distributed 



in the temperate regions of Asia. 



6. Trigonotis brevipes (Maxim.) Maxim. Eritrichium 

 brevipes Maxim. Mizu-tabirako. Rhizomatous and sto- 

 loniferous, appressed-pilose perennial; stems somewhat tufted, 

 10-40 cm. long, erect, simple or slightly branched; leaves ob- 

 long or ovate, 1.5-3 cm. long, 1-2 cm. wide, obtuse and mucro- 

 nate, or rounded at both ends, petiolate; racemes 1-5, sessile, 

 5-10 cm. long, densely many-flowered, the pedicels 1-2 mm. 

 long or subsessile, erect, appressed to the axis; calyx-segments 

 0.5-1 mm. long; corolla pale blue, 2.5-3 mm. across, the tube 

 less than 1 mm. long; stamens inserted on the middle of the 

 tube, the anthers about 0.3 mm. long; nutlets dark-brown, 

 smooth, lustrous, tetrahedral, without appendages, about 1 



mm. long on back. Wet places along streams and ravines 



in mountains; Honshu, Shikoku, Kyushu; rather common. 



? China. 



Van coronata (Ohwi) Ohwi. Trigonotis coronata Ohwi 



Koshiji-tabirako. Nutlets appendaged. May-July. 



Wet places along streams in mountains; Honshu (especially 

 on Japan Sea side from Kinki to Hokuriku Distr.). 



14. MYOSOTIS L. Wasurenagusa Zoku 



Usually slender annuals or perennials, nearly glabrous to densely pilose; leaves alternate, narrow; racemes simple or some- 

 times branched, bractless or rarely with few bracts at base; flowers pedicelled or subsessile, blue, rose, or white, rarely yellowish; 

 calyx shallowly 5-lobed, the lobes slighdy accrescent after an thesis; corolla-tabe short, 5-scaled or tubercled on the throat, the 



lobes 5, spreading, contorted in bud; stamens included; nutlets tetrahedral, ovoid, erect, lustrous, smooth, usually black. 



About 40 species, in the temperate regions of the N. Hemisphere. 



lA. Hairs on calyx short, straight, closely appressed 1. JW. scorpioides 



IB. Hairs on calyx hooked, at least some o£ them. 

 2A. Corolla blue, rarely white; fruiting pedicels longer than the calyx. 



3A. Limb of corolla flat, 6-8 mm. across 2. M. sylvatica 



3B. Limb of corolla spreading-ascending, about 3 mm. across 3. M. arvensis 



2B. Corolla yellow, changing to blue before withering, 2-3 mm. across; calyx longer than the pedicel 4. M. discolor 



1. Myosotis scorpioides L. M. palustris Hill Wasu- with spreading hooked hairs; corolla blue, 6-8 mm. across; 



renagusa. Resembles M. sylvatica, but with creeping or de- nutlets ovoid, dark brown, smooth, lustrous, 1.5 mm. long, 



cumbent stems; calyx shallowly lobed, loosely appressed-pilose. slightly flattened, with a ridge on the ventral side. May- 



Wet places in Honshu (Shinano Prov.) and Hokkaido July. Woods in mountains; Hokkaido, Honshu (centr. distr.) ; 



(Nemuro Prov.). Introduced from Europe and naturalized, rare. Eurasia and Africa. 



2. Myosotis sylvatica (Ehrh.) Hoffm. M. scorpioides 3. Myosotis arvensis (L.) Hill. Nohara-mueasaki. 

 var. sylvatica Ehrh.; M. intermedia sensu auct. Japon., non Resembles M. sylvatica, but with smaller flowers about 3 mm. 



Link— — Ezo-MURASAKi, Miyama-wasurena-s6. Perennial across. Honshu (Shirakawa in Iwaki Prov.). Introduced 



with coarse spreading hairs; rhizomes short-creeping; stems from Europe and naturalized. 



20-40 cm. long, slender, loosely branched in upper part; radical 4. Myosotis discolor Pers. M. versicolor (Pers.) J. E. 



leaves spathulate, rounded at apex; cauline leaves oblanceolate. Smith Hama-wasurenagusa. Small annual or biennial 



2-6 cm. long, 7-12 mm. wide, obtuse, the middle and upper with flowers 2-3 mm. across, yellow at the beginning, chang- 

 ones sessile and semiclasping; racemes 10-25 cm. long, bract- ing to blue. Sandy places; Honshu (Echigo and else- 

 less or bracteate only at base; calyx shorter than the pedicels, where). Introduced from Europe and now naturalized. 



Fam. 174. VERBENACEAE Kuma-tsuzura Ka Verbena Family 



Herbs, shrubs, or trees, commonly with 4-striate or angled branches; leaves opposite or sometimes verticillate, simple or com- 

 pound; stipules absent; flowers bisexual, zygomorphic; calyx 4- to 5-lobed or toothed, persistent; corolla gamopetalous, tubular, 

 4- to 5-lobed, the lobes imbricate in bud; stamens 4, rarely 2 or 5, inserted on the corolla, the anthers 2-locular, the locules often 

 divergent, longitudinally split; ovary superior, 2- to 8-locular; style simple, terminal; ovules 1 or 2 in each locule, erect or rarely 



pendulous; fruit a drupe or berry; seeds with a straight embryo, the endosperm scanty. About 90 genera, with about 2,600 



species, mostly in warmer regions. 



