/ * COMPOSIT-E. 



having always yellow flowers. 



11. Lactuca flavissima HAY ATA ,sp. nov. (Fig. 31-3). Herba 20-50 

 cm. lata glabra. Folia radicalia vel caulina lanceolata 12cm. longa 1 cm. lata 

 apice acuminata basi attenuata tenuiter membranacea margine Integra vel re- 

 mote serrulata glaberrima subsessilia. Capitula laxe cymoso-paniculata. In- 

 volucrum anguste campanulatum 7-8 mm. longum basi bracteolis ovatis 1 mm. 

 longis 5 instructuni, bracteis involucri linearibus 7 mm. longis 2 mm. latis apice 

 obtusis glabris'. Achaenium maturum longe rostratrmn cum rostris 2 mm. longis 

 6 mm. longum fusiforme basi obtusum 10-costatum ad costam plus minus 

 scabro-hirsutum ; pappi sct;i? all wo scabr;\3 5-6 mm. longra. 



HAB. Taihoku. 



L. versicolor HAYATA (non ScH.-Bir.) Gen Ind. p. 40. 



Near L. versicolor ; but differs from it in having always yellow-flowers. 



Crepis LLSK. 



Key to species. 



1 . Leaves lyrate or sinuate 2. 



Leaves entire or denticulate 3. 



2. Leaves lyrate with adpressed short hairs, stem 8-10 cm. tall 



1. C. formosana. 



Leaves serrulate or lyrate towards the base glabrous or nearly so, stem 

 20-50 cm. tall 2. C. japonica. 



3. Leaves entire, achenes perfectly smooth 3. C. koshunensis. 



Leaves obscurely denticulate or subentire, achenes minutely muricate 



4. C. iideyrn. 



Lactuca longirostra HAYATA sp. nov. (Fig. 01-4). Herba basi lignosa 20-oO cm. longa 

 glabra. Folia radicalia lineari-spathulata 8 cm. longa 1 cm. lata apice obtusissima rotundata basi 

 longe attenuata membranacea margine integerrima ; caulina basi sessilia subamplexicaulia ininora. 

 Capitula pauce laxe cymosa. Involucrum anguste campanulatum 6-7 mm. longum basi bracteolis 

 7-8 instructum, bracteolis ovatis acutis IJmm. longis, bracteis involucri 7 A mm. longis 2 mm. latis 

 apice obtu.sissimis. Flores ignoti. Aclucnium maturum fusiforme longe rostratum, (rostris 2mm. 

 longis), cum rostris 4mm. longum 10-costatum glabrum pappi set;e albse copiosse 3mm. longje 

 scabrse. 



HAB. 3k>nin : Chichijima, Komagari, leg. II. HATTOUI. 



Near Lactuca lanceolata ( = C'repis inteym) in the lanceolate leaves; but distinctly dillt-rs from 

 it in the very long-beaked achenes. 



