Compos iTAE 



923 



scapes shorter than to as long as the leaves at anthesis, densely 

 cobwebby toward the tip, villous under the head; involucres 

 small, the outer bracts appressed, oblong, acuminate, pubescent 

 toward the tip, usually not corniculate or sometimes so, the 

 inner lanceolate, glabrous; achenes brownish, narrowly ob- 

 long, about 3 mm. long, 1 mm. wide, with spinelike tubercles 

 on upper part. Honshu (Rikuchu Prov.). 



11. Taraxacum variabile Kitam. T. platycarpum var. 



variabile (Kitam.) H. Koidz. Kitsune-tampopo. Leaves 



spreading, lingulate-lanceolate, 7-10 cm. long, 1.5-2 cm. wide, 

 obtuse, pubescent, pinnately cleft; scapes commonly shorter 

 than the leaves, prominently hairy; heads small, 3-3.5 cm. 

 across; involucres small, 12-14 mm. long, the outer bracts 

 erect, ovate-oblong, gradually acute to acuminate, usually not 

 corniculate or sometimes so, more than half as long as the in- 

 ner, reddish at rip, the inner bracts linear-lanceolate, scarious 

 on margin, blackish, with a small hornlike tubercle at apex; 

 achenes oblong, 4-4.5 mm. long, 1 mm. wide, angled, with 

 spinelike tubercles on upper part. Honshu (Sagami Prov.). 



12. Taraxacum pectinatum Kitam. T. nemotoi H. 



Koidz.; T. numajirii H. Koidz. Kushiba-tampopo. Leaves 



many, linear-lanceolate, 10-30 cm. long, 3-4 cm. wide, acute, 

 pinnately parted, pecrinate, the segments linear, the terminal 

 one smaller; scapes many, shorter than to as long as the leaves, 

 loosely cobwebby, villous under the head; heads 3.5-4 cm. 

 across; involucres 15-20 mm. long, about 2 cm. wide, the outer 

 bracts appressed, corniculate or rarely not so, white-ciliate, 

 broadly ovate or ovate-oblong, obtuse, less than half as long 

 as the inner, the inner bracts linear-lanceolate, distinctly scari- 

 ous on margin, blackish; achenes pale yellow-brown or 

 brownish, oblong, 4.5 mm. long, 1.3 mm. wide, somewhat 



warr>', with a spinclike apical appendage. Honshu (Etchu 



Prov., Kinki Distr. and westw.), Shikoku. 



13. Taraxacum maruyamanum Kitam. Oki-tampopo. 

 Roots thickened; leaves many, oblanceolatc, 18-28 cm. long, 

 3-4.5 cm. wide, glabrous on both sides, pinnately cleft, the 

 terminal segment small, obtuse; scapes many, as long as to 

 longer than the leaves, glabrescent, except pubescent at apex; 

 heads 3.5-4 cm. across; involucres 16-18 mm. long at anthesis, 

 2-2.2 cm. long in fruit, the outer bracts 2-seriate, appressed, 

 ovate-lanceolate, blackish on back, acuminate, corniculate or 

 not so, the inner bracts oblong-lanceolate or lanceolate, green 

 or with broad scarious margins, blackish toward the tip; 

 achenes brownish, narrowly oblong, about 5 mm. long, I mm. 



wide, with a spinelike apical appendage. Honshu (Oki 



Isl.). 



14. Taraxacum sendaicum Kitam. T. platycarpum 



var. sendaicum (Kitam.) H. Koidz. Sendai-tampopo. 



Leaves few, lanccolate-lingulatc, about 15 cm. long, 2-2.5 cm. 

 wide, acute, pubescent while young, usually pinnately lobcd to 

 cleft, rarely coarsely toothed; scapes many, longer than to as 

 long as the leaves at anthesis, pubescent, villous under the 

 head; heads about 3 cm. across; involucres about 13 mm. long, 

 the outer bracts oblong, acute, relatively short-corniculate, the 



inner lanceolate, blackish at apex, small-corniculate. 



Honshu (Rikuzen Prov.). 



15. Taraxacum longeappendiculatum Nakai. T. mi- 

 cranthtim Kitam.; T. to\aiense Kitam.; T. candidum H. 

 Koidz.; T. nakaii H. Koidz.; 7". longeappendiculatum var. to- 



kaiense (Kitam.) Kitam. Hiro-ha-ta.mpopo, Tokai-tam- 



popo. Leaves oblanceolate or spathulate-oblanceolate, toothed 

 or pinnately lobcd, pubescent while young, rounded, mucro- 



nate; scapes loosely pubescent, villous under the head; heads 

 about 3 cm. across; involucres 15-16 mm. long, the outer bracts 

 erect, oblong to lanceolate, long-corniculate, the inner narrowly 

 lanceolate; achenes oblong, slightly flattened, 3—4 mm. long, 

 1.2-1.4 mm. wide, pale yellow-brown and somewhat greenish, 

 about 1.3 mm. wide with spinelike tubercles toward the tip, 



sparingly tubercled at base. Honshu (Awa Prov., Tokaido 



Distr., s. Kinki and Chijgoku Distr.). Forma alboflaves- 



cens Kitam. Flowers pale yellow. Honshu (Mino Prov.). 



16. Taraxacum elatum Kitam. T. japonicum Koidz., 

 pro parte; T. kjsoense H. Koidz.; T. minoense H. Koidz.; T. 



yetchuense H. Koidz. Seitaka-tampopo. Leaves few, 



ascending, linear-oblanceolate, 25-35 cm. long, 5-8 cm. wide, 

 deeply pinnatifid, the terminal segments small, acute, mucrc^- 

 nate; scapes longer than to as long as the leaves, cobwebby 

 while young, villous under the head; heads 3.5-4 cm. wide; 

 involucres about 2 cm. long, the outer bracts appressed or 

 erect, oblong or lanceolate, dark purplish toward the tip, 

 corniculate or not so, the inner linear-lanceolate; achenes gray 

 to brown, narrowly oblong, about 4 mm. long, with spinelike 

 tubercles on upper part, warty-tubercled or nearly smooth on 



lower part. Honshu (w. part of centr. distr., Oomi and 



Ise Prov.). 



Var. ibukiense Kitam. Ibuki-tampopo. Involucral 

 bracts dark green, narrowly white-membranous on margin. 

 Honshu (Mount Ibuki in Oomi Prov.). 



17. Taraxacum ceratolepis Kitam. Kensaki-tampopo. 

 Leaves obovate-oblong, about 30 cm. long, 5-7.5 cm. wide, ob- 

 tuse, pinnately cleft; scapes many, somewhat shorter than the 

 leaves at anthesis, much elongate after anthesis; heads about 5 

 cm. across; involucres about 21 mm. long, the outer bracts 

 somewhat spreading, oblong, prominendy corniculate, the in- 

 ner lanceolate, corniculate; achenes dark brown, oblong, 4-5 

 mm. long, slightiy flattened, with spinelike tubercles at apex, 



slighdy warty-tubercled toward the base. Honshu (Tanba 



and Izumo Prov.). 



18. Taraxacum platycarpum Dahlst. T. officinale var. 

 platycarpum (Dahlst.) Nakai; T. denticorne H. Koidz.; T. 

 hitachiense H. Koidz.; T. luteopapposum H. Koidz.; T. tsurn- 

 machii Kitam.; T. platycarpum var. ecomiculatum H. Koidz. 



Kanto-tampopo. Leaves oblanceolate, obtuse, rarely 



acute, pinnately incised or parted, 20-30 cm. long, 2.5-5 cm. 

 wide; scapes as long as to shorter than the leaves at anthesis, 

 villous under the head; heads 3.5-4.5 cm. across; involucres 

 15-18 mm. long, the outer bracts narrowly ovate to broadly 

 lanceolate, erect, prominently corniculate, green, the inner lin- 

 ear-lanceolate; achenes oblong or fusiform, 4.5-5 mm. long, 

 1-1.2 mm. wide, yellow-brown with spreading spinelike tuber- 

 cles. Honshu (Kanto Distr., Kai and Suruga Prov.). 



19. Taraxacum hondoense Nakai ex H. Koidz. T. 

 albociliatum H. Koidz.; T. brachyphyllum H. Koidz.; T. 

 dcnticulatomarginatum H. Koidz.; T. filicinum H. Koidz.; 

 T. jujisanense H. Koidz.; T. inugawense H. Koidz.; T. mi- 

 yabei H. Koidz.; T. napijolium H. Koidz.; T. neorhodobasis 

 H. Koidz.; T. patulum H. Koidz.; T. rhodobasis H. Koidz.; 

 T. robustius H. Koidz.; T. sonchijolium H. Koidz.; T. tobae 

 H. Koidz.; T. towadense H. Koidz.; T. venustum H. Koidz.; 

 T. yuht{ii H. Koidz.; T. tenuifolium H. Koidz., non K. Koch 



Ezo-TAMPopo. Leaves rather numerous, oblanceolatc, 



lanceolate, or lingulate, subacute, sometimes obtuse, toothed to 

 pinnately parted, to 35 cm. long, 2-8 cm. wide; scapes villous 

 under the head; heads 2-4 cm. wide; involucres to 2.5 cm. 



