290 



LiLIACEAE 



japonica (Thunb.) Thunb.; Hemerocallis lancifoUa Thunb.; 

 Fun\ia lancifoUa (Thunb.) Spreng.; Fun\ia ovata var. lanci- 

 folia (Thunb.) Miq.; Niobe japonica (Thunb.) Nash; Hosta 

 japonica (Thunb.) Voss, non Tratt.; Fun\ia ovata var. albo- 

 marginata (Hook.) Miq.; Hosta lancifoUa (Thunb.) Engler; 



Hosta lancifoUa var. albomarginata (Hook.) Stearn Koba- 



GiBosHi. Leaves obliquely spreading, narrowly ovate, elliptic, 

 or ovate-elliptic, 10-16 cm. long, 5-8 cm. wide, acute to acumi- 

 nate, narrowed and obtuse at base, dull and gray-green above, 

 flat or slighdy undulate, 5- to 6-nerved; scapes erect, about 45 

 cm. long, loosely 2- to 5-scaled; racemes erect, about 30-flow- 

 ered, the bracts 1.5-3 cm. long, green, narrowly ovate, acumi- 

 nate; flowers spreading in anthesis, later nodding, about 5 cm. 

 long, the pedicels about 6 mm. long, the perianth pale purple. 



Honshu, Shikoku, Kyushu. A variegated-leaved phase of 



this species is cultivated. 



15. Hosta undulata (Otto & Dietr.) L. H. Bailey. Vun- 

 hia undulata Otto & Dietr.; F. ovata var. undulata (Otto & 

 Dietr.) Miq.; H. lancifoUa var. undulata (Otto & Dietr.) 



L. H. Bailey Suji-giboshi. Leaves rather large, ovate, 



with a broad white line down the center, the margins un- 

 dulate; scapes much longer than the leaves, 80-100 cm. long, 

 leafy or sometimes naked; racemes about 10-flowered, the 

 bracts 2-2.5 cm. long; perianth 5.5-6 cm. long, white or pale 

 purple. Cultivated in our area. 



Var. erromena (Stearn) F. Maekawa. H. erromena Stearn 



0-ha-tsuki-gib6shi. Leaves about 20 cm. long, 13 cm. 



wide, long-petioled, lustrous, green, the margins undulate, 

 with about 10 pairs of nerves; scapes about 100 cm. long, with 

 2 or 3 leaflike scales. ^Known only in cultivation. 



16. Hosta gracillima F. Maekawa. HiME-rwA-ciBosHi. 

 Leaves spreading, petiolate, lanceolate to ovate-lanceolate, 2.5- 

 6 cm. long, 1-2 cm. wide, gradually caudate-acuminate, lus- 

 trous and green above, obtuse at base, with 3 (-4) pairs of 

 nerves, the margins crisped or flat; scapes erect or nearly so, 

 slender, terete, 20-25 cm. long; flowers about 10, loosely ar- 

 ranged, disposed on one side of the scape, the bracts linear, 

 spreading, 1-1.8 cm. long, firm, the pedicels 2-5 mm. long, 

 purplish; perianth 3-3.5 cm. long, pale purple. Shikoku. 



17. Hosta tardiva Nakai. Nankai-giboshi. Leaves 

 obliquely spreading, petiolate, ovate, 10-16 cm. long, 4.5-8 

 cm. wide, gradually acuminate, attenuated and subobtuse at 

 base, lustrous above, flat, with 5-6 pairs of nerves, die margin 

 slightly undulate; scapes about twice as long as the leaves, 

 50-60 cm. long; flowers disposed on one side of the scape, 

 about 3.8 cm. long, pale purple, the pedicels about 6 mm. 



long, purplish, the bracts greenish. Honshu (se. Kinki 



Distr.), Shikoku. 



18. Hosta cathayana Nakai. Akikaze-giboshi. Closely 

 resembles the preceding, the leaves smaller and lustrous, the 



bracts wholly green, persistent. Honshu (Kinki and Chii- 



goku Distr.). China. 



19. Hosta tardiflora (Irving) Stearn. Fun\ia tardifiora 

 Irving; H. sparsa Nakai; Fun\ia japonica var. tardifiora Hort. 



Aki-gib6shi. Leaves erect, long-perioled, thick and 



firm, lanceolate, 10-15 cm. long, 3-4 cm. wide, narrowed at 

 base, deep green and slightly lustrous, 5-nerved, entire, flat; 

 scapes nearly as long as the leaves, erect, terete, 1-scaled; 

 flower buds subobtuse, the bracts narrowly ovate, 12-16 mm. 

 long, purplish to white, withering after anthesis, spreading, 

 the pedicels nearly as long as the bract, arcuate, spreading; 



flowers 4-4.5 cm. long, purple. Cultivated in Honshu (near 



Nagoya) . 



20. Hosta tortifrons F. Maekawa. Kogarashi-giboshi. 

 Closely resembles the preceding; leaves smaller, shorter, un- 

 dulate and twisted. Cultivated in Honshu (Tokyo). 



21. Hosta longipes (Fr. & Sav.) Matsum. Funkja 



longipes Fr. & Sav. Iwa-giboshi. Leaves chartaceous, 



ovate-cordate or elliptic-ovate, 12-13 cm. long, 8-9 cm. wide, 

 abrupdy mucronate, truncate or subcordate at base, flat, dull 

 above, with 7-9 pairs of nerves, the margin with 4 or 5 

 undulations on each side; scapes ascending, about 30 cm. long; 

 flowers pale purple, about 4 cm. long, the pedicels 4-11 mm. 

 long, the bracts membranous, purplish to white, as long as or 



slightly shorter than the pedicels, withering after anthesis. 



Honshu, Kyushu. 



22. Hosta rupifraga Nakai. Hachijo-giboshi. Leaves 

 rather coriaceous, broadly ovate, 8-13 cm. long, 4-8 cm. wide, 

 with 6 to 8 pairs of nerves, nearly flat, the margins barely un- 

 dulate, acuminate, lustrous; scapes stout, many-flowered, the 

 bracts subcoriaceous, boat-shaped; flowers dense, purplish, 3-4 



cm. long, the pedicels 10-13 mm. long, pendulous. Honshu 



(Hachijo Isl.). 



23. Hosta nigrescens (Makino) F. Maekawa. H. sie- 



boldiana var. nigrescens Makino Kuro-giboshi. Leaves 



long-petioled, broadly ovate to ovate-orbicular, 20-30 cm. long, 

 13-21 cm. wide, mucronate, cordate, coriaceous, flat, glaucous, 

 becoming yellowish green in age, slightly lustrous, with 12-13 

 pairs of impressed nerves; scapes much longer tiian the leaves, 

 terete, erect, slightly curved above, 75-140 cm. long, 2- to 

 4-scaled; flowers 20-40, rather dense, 4.5-5 cm. long, pale 

 purple, the bracts 2-3 cm. long, spreading, ovate-lanceolate to 



linear, greenish to white, with a purplish margin. July- 



Aug. Honshu (n. distr.) ; commonly cultivated. 



24. Hosta fluctuans F. Maekawa. Kuro-nami-giboshi. 

 Leaves long-petioled, ovate to ovate-elliptic, 20-25 cm. long, 

 10-18 cm. wide, spreading, abruptly acute, truncate to obtuse 

 at base, with 9-10 pairs of nerves, lustrous above, glaucous 

 beneath, smooth; scapes much longer than die leaves, often 

 arcuate and recurved, 1-1.3 m. long; flowers purplish, many, 

 dense, 4-6 cm. long, the pedicels more than twice as long as 

 the bracts, recurved and arcuate. — — July-Aug. Honshu (ne. 

 distr.). 



25. Hosta tokudama F. Maekawa. Fun\ia sieboldiana 



var. condensata Miq.; H. sieboldiana var. glauca Makino 



Tokudama. Leaves spreading on the erect petiole, cordate- 

 orbicular, abruptly acuminate, glaucous and rugose above; 

 scapes 30-45 cm. long, as long as to slightly longer than the 

 leaves; racemes dense, short, one-sided, recurved, the bracts 

 firm, purplish, narrowly ovate to lanceolate; flowers 4-4.3 cm. 

 long, white to pale purple. ^June-July. Commonly culti- 

 vated in our gardens and said to be spontaneous in Honshu 

 (Inaba Prov.). 



26. Hosta sieboldiana (Lodd.) Engler. Hemerocallis 

 sieboldiana Lodd.; Fun\ia sieboldiana (Lodd.) Hook.; Niobe 



sieboldiana (Lodd.) Nash T6-gib6shi. Leaves glauces- 



cent or green, spreading, elliptic or ovate-elliptic, 25-35 cm. 

 long, 14-23 cm. wide, acuminate, cordate and abruptly de- 

 current on the petiole, prominently undulate, scabrous on 

 nerves beneath, 13- to 14-nerved; scapes erect, equaling to 

 twice as long as the leaves, 50-60 cm. long, the bracts lanceo- 

 late, acuminate, spreading, persistent, 2.5-6 cm. long, 1-1.7 



