Yashiro, Hirokata (1830). Koehne (1902) as P. serrulata f. hisakura. 

 Wilson (1916) as P. serrulata var. sachalinensis f. hisakura. Hayashi 

 and Tominari (1971) as P. lannesiana f. hisakura. Ohwi and Ohta 

 (1973), Honda and Hayashi (1974), and Fl. Assoc. Jap. (1980 and 

 1982) as P. lannesiana cv. Hisakura. Syns.: Ichiyo in Shirakawa, 

 Rakuo (1822) and Yashiro, Hirokata (1830); Ichiyo (Sano, 1970); P. 

 donarium var. nobilisi. ichiyo Koidzumi (1913); P. serrulata Ichiyo 

 (Russell, 1934); and P. serrulata f. unifolia Miyoshi (1916) and 

 Gashu (1976). 



HOKUSAI = UZUZAKURA 



f. homogena = KOKONOE* 



HORINJI* 



Mizuno, Motokatsu (1681 and 1716); Ito, Ihe, et al. (1695); Ito, Ihe 

 (1710); Matsuoka, Gentatsu (1758); Mikuma, Katen (1803); 

 Shirakawa, Rakuo (1822); Sakamoto, Kozen (c. 1830); Yashiro, 

 Hirokata (1830); Kubo, Tatewaki (c. 1842). Wilson (1916) as P. 

 serrulata var. sachalinensis f. horinji. Russell (1934) as P. serrulata 

 Horinji. Hayashi and Tominari (1971) as P. lannesiana f. horinji. 

 Hillier and Sons (1974) and Bean (1976) as P. cv. Horinji. Honda 

 and Hayashi (1974) as P. lannesiana cv. Horinji. Syns.: 

 Kabuto-zakura (Ingram, 1948); and P. serrulata f. decora Miyoshi 

 (1916 and 1921). 



HOSOKAWA-NIOI* 



Miyoshi (1916) Japanese name: Hosokawa-nioi. Russell (1934) as P. 

 serrulata Hosokawa-nioi. Syns.: P. lannesiana cv. Hosokawa-odora 

 (Ohwi and Ohta, 1973); and P. serrulata f. hosokawa-odora 

 Miyoshi (1916). 



f. hosokawa-odora = HOSOKAWA-NIOI 



ICHIYO = HIZAKURA 



1TOKUKURI* 



Mizuno, Motokatsu (1681 and 1716); Yashiro, Hirokata (1830). 

 Wilson (1916) as P. serrulata var. sachalinensis f. itokukuri. Syns.: 

 P. lannesiana cv. Fasciculata (Ohwi and Ohta, 1973; Honda and 

 Hayashi, 1974; and Fl. Assoc. Jap., 1980); and P. serrulata f. 

 fasciculata Miyoshi (1916). 



ITSUKAYAMA 



Miyoshi (1916) Japanese name: Itsukayama. Sano (1970) as 



Itsukayama. Syns.: P. lannesiana cv. Sobanzakura (Ohwi and Ohta, 



16 



