36 
THE JOURNAL OF JAPANESE BOTANY. 
[vol. I. No.11. 
C. H. Weight in Journ. Linn. Soc. XXXVI. p.190 (1903)，pro parte, 
non Linn. 
Sagittaria sagittifolia a. diversifolia Micheli ， Alismac. in A. DC. 
Monogr. Phanerog. III. (1881),p. 67, pro parte. 
Sagittaria hastata Don, Prodr. FI. Nepal. (1825), p. 22. 
Sagittaria Doniana Sweet, Hort. Brit. ed.1 (1827), p. 375. 
Sagittaria hermaphrodite Buch.-Ham. in Wall. Cat. n. 4991. 
Sagittaria sagittifolia var. ß. subaequiloba Regel, Tent. FI. Ussur. 
(1861),p.140 ; Miq. Prol. FI. Jap. in Ann. Mus. Bot. Lugd. Batav. 
II.(1865-66), p.138, et Cat. Mus. Bot. Lugd.-Batav. (1870), p. 108. 
Sagittaria sagittifolia b. angustifolia Sieb. Sjnops. PI. Oeconom. Jap. 
in Verh. Batav. Gen. XII. (1827), p.17. 
Sagittaria hirundinacea Blume, Enum. PL Jay. I.(1830), p. 34 ; 
Kunth, Ermm. PL III. (1841),p.158 ; Hassk. Cat. PL Hort. Bot. 
Bogor. (1844), p. 26, et PI. Jav. Ear. (1848), p.104; Miq. FI. Ind. 
Batav. III.1(1855), p. 243. 
Sagittaria sagittifolia var. leucopetala Miq. Ill. Arch. Ind. FI. 11.(1870), 
p. 49 ; Buchen. Alismat. in Engl. Pfl.-Reich. (1903), p. 48. 
Leaves sagittate ;lamina ovate, broadly ovate, or lanceolato-ovate ? 
acute or obtuse at the apex ; basal lobes longer than the lamina, 
ovate or ovato-lanceolate, manifestly acuminate. Tuber very small. 
Nom. Jap. O mod aka, Hana-guwai. 
Hab. JAPAN, wild, common. 
forma plena Makino, nov. comb. 
Sagittaria sagittifolia var. plena Makino in Iinuma, Somokü-Dzusetsu, 
ed. 3, IV. 20 (1912), p. 31. 
Sagittaria japonica Hort, et Sagittaria japonica fl. pi. Hort. 
FJower double. 
Nom. Jap. Yae-omodaha. 
Hab. JAPAN, cultivated, very rare. 
forma suitensis Makino ， nov. 
Leaves sagittate;lamina angustato-ovate ; basal lobes longer 
than the lamina, lanceolate, acuminate. Tuber about l-2cm. across, 
globose or ellipsoid, skin caeruleous. 
Nom. Jap. Suita-guwai, Mame-guwai, Hahari-guwaiy Ko~guwai. 
Hah. Prov. SETTSU, cultivated in Snita-mura. 
Tubers are sold in market for food. 
forma longiloba (Türcz.) Marino, nov. comb. 
Sagittaria sagittifolia var. longiloba Torcz. FI. Baic -Dah. III. (1854), 
p. 57 ; Hegel ， Tent. FI. Ussur. (1861),p.140 ; Miq. Prol. FI. Jap. 
in Ann. Mus. Bot. Lngd.-Batav. II.(1865-66), p.138 ; Debeaux, FI. 
Shangh. p. 60 ; Makino in Bot. Mag., Tokyo, IX. (1895) ， p. 314 (Jap.); 
Matsüm. Ind. PI. Jap. II.1(1905), p. 31. 
Leaves sagittate or subhastato-sagittate ;lamina linear-lanceolate, 
acuminate ; basal lobes longer than the lamina, lanceolato-linear or 
linear, manifestly acuminate.* 
Nom. Jap. Hosöba-omod aka (T. Makino). 
Hab. JAPAN, not uncommon. 
