180 THE BO'IANU A r^ MAGAZINE. [Vol. xxxv. No. 4i8. 



rhombeis v. oblongis supra intense viridihus sparse pilosis, infra 

 pallidis secus venas pilosis margine praeter basin crenato-serratis et 

 pilosis, apice obtusis v. acutiusculis, basi cuneatis 12-28 mm. longis 

 6-13 mm. latis. Bracteae ovatae v. late ovatae ad apicem magnitu- 

 dine diminutae inferiores subsessiles, superiores sessiles subtrinervis v. 

 subquinquenervis acutae v. mucronatae, inferiores quam fructu longi- 

 ores, superiores cum floribus aequilongae. Pedicelli 0.5-1.0 mm. longi 

 ciliati. Calyx 10 nervis sub anthesin 2.0-2.5 mm. longus ad dimidiam 

 5-lobatus nervis et margine loborum hirsutus, lobis lanceolatis post 

 anthesin claudentibus et in fructu maturo apertis, in fructu accrescens 

 et circ. 5 mm. longus basi gibbosus. Corolla alba 3.0-3.5 mm. 

 longa 4-loba extus sub lente minute puberulens, lobis inferioribus 

 ceteris longioribus, lobis superioribus latissimis apice emarginatis. 

 Stamina 4 fauce corollae affixa inserta, dorsalia fertilia loculis an- 

 thers divergentibus, ventralia sterilia antheris abcrtivis minuta. 

 Stjdi inserti stigmate angusto bifido, lobis superioribus inferioribus 

 paulo breviores. Nuculeae 1 mm. lata; facie rugoso-areolatce pallide 

 fusc^. 



Planta- cultfc :— Caulis usque 1 m. altus crebri-ramosus. Folia 



usque 4—5 cm. longa. 



Nom. Jap. Shirobana-yamajiso, 



Hab. 

 Hondo : in lierbidis campi Narashino prov. Shimousa (M. Kishida). 



var. robusta, Nakai. 



Caidis robustus. Calyx in fructu usque 6 mm. longus. Tota 

 densius liirsuta. 



Nom. Jap. Tanna-Yamajiso. 



Hab. 

 Quelpacrt : h\ herbidis (Taouet n. 5870). 



The type of this species is an economic plant which contains 

 larger quantity of Thymol than Mosla Orthodon. In September of 

 1912 Mr. Matsitwaka Kishida has discovered the wild plant at 

 Narashino-plain where this type is solely growing. From the next 

 year he and the major general Mr. Masukichi Hada, the former 

 director of the bureau of medical sources of Army, have carefully 

 cultivated it in their gardens, and they could easily multiplied it so 

 much as it soon became the source of the Mos/a-cultivation at Kasu- 

 kabe. Various varieties of Mosla Orthodon gathered from various 

 localities are cultivated at Kasukabe with Mosla leucnnthn and M. 

 Hadai. In the sprout Mosla Hadai is already discriminable from the 



