•a. 



K. lIiYABE AND Y. KuDii : JIateiuals fob a Floua of Hokkaido. III. 73 



TOFIELDIA HUBS. 



Key to tlie Holvk.iido species of Tofieldia. 



( Pedicels erec-t or oWiqufly erect, strmgUt und not nodding 2 



I Pedicels patent und more or less nodding 3 



Pedicels short nnd thick, shorter than the capsules. Capsules ovate-cylindrical, with 

 short and thick styles. Perianth-segments one-nerved, about half the length of 



the capsule T. Olcuhoi Malduo. 



Pedicels long and slender, longer than the capsules. Capsules subglobose, •with 

 long and slender styles. Perianth-segments three-nerved, nearly as long as the 

 capsule T. yezoenftis nob. 



(Inflorescence rather loosely flowered. Capsules ellipsoid T. Kondoi nob. 

 Inflorescence more or less densely flowered. Capsules subglobose, broadly obovoid 

 or globoso-turbinate i 



{Inflorescence very dencely flowered. Perianth-segments generally one-nerved, whitish. 

 Capsules yellowish- white. Styles tipped with a prominent stigma T. nutans WiUd. 

 Inflorescence less densely flowered. Perianth-segments generally three-nerved, green. 

 Capsules blaclcish or blackish-purple. Styles tipped with a small and not pro- 

 minent stigma T. fusea nob. 



24. Tofieldia Okuboi Mcakiuo, Tokjo Bot. Mag. 12. (189S) p. 42; Takeda, 

 in ibidem 24. p. 317. 



2\ nutans Takeda, Tokyo Bot. Mag. 24. p. 317. p. p. 



NOM. Jap. Hime-iwashdbu. 



Hab. Yezo. Prov. TokacLi : Mt. Tokacliidake (S. Suganuiaa V July 16, 1900). 

 — Prov. Ishikari : On the summit of Mt. Yubari (A. Hamana and 11. Yanagi- 

 sawii ! Aug. 6, 1912 ; S. Nisbida ! Aug. 8, 1913). 



Kuriles. Etorofa : Mt. Atoiya (Kawakami ! 1898). 



DiSTRiB. La the alj>iue region of Honsiu, Yezo and the Southern Kuriles. 



25. Tofieldia yezoensis Miyate et Kudo. sp. nov. 



Rhizoma breve, foUis vetnlis vestitum, radices elongatas fihformes tomento.sas 

 emittens. Folia liuearia, falcata, ensiformia, apice sensim acuminata, basi 

 equiiantia, (5-10 cm longa, 2-3 mm lata, iDlerumq[ue 9-uervata, nervibus 5 promi- 

 nentibus, subcoriacea, utrinque scabriuscula, margine cartilago-scabra. Scapus 

 erectus, ascendens, laevis, cum inflorescentia 14-17 cm longus, foliis 1/2-2/3 plo 

 longior, saepius 2-foliatus, folio inferiore frondoso, deorsura longe vaginato, 4.5-6 

 cm longo, folio superiore parvo, breviter supra medium inserto, 1.5-2 cm longo. 

 Inflorescentia racemosa, laxiuscule mulliflora, 2.5-3.5 cm longa, bracteis minutis 

 ovatis apice acutis vel acuminatis, distincte uni-nervatis margine scaiiosis, pedi- 



1) i^myEa 



