74 COMPOSIT.K. 



Flowers yellow, usually small herbs 7. 



7. Pappus brownish 7. L. Ohlhami. 



Pappus white 8. 



8. Decumbent. Heads 1^ cm. long, larger than the following species 



'. 8. L. debilis. 



Erect. Heads smaller 9. 



8. Small herb, nearly 1.3cm. long, leaves smaller 9. L. taitoensis. 



Larger herb, more than 30cm. tall 10. 



10. Leaves lacerate 10. L. lacerrima. 



Leaves linear not lacerate 11. L. flavissima. 



1. Lactuca brachyrhyncha HAYATA sj>. nov. (Fig. 31-8). Herba humi- 



lis repens stolonifera. Folia simplicia vel trifoliolata, foliolis obovatis vel rotundatis 



. 

 irregulariter creuatis basi subito cuneatis, petiolis 1-2 cm. loDgis, toto glaber- 



rimis. Capitula solitaria terminalia. Involucrum obconico-campanulatum 1cm. 

 longum totiusque la turn, bracteis 3-4-seriatim dispositis) extimis minutis ovatis 



1 mm. longis, interioribus gradatini longioribus, intimis lanceolatis 8 mm. longis 



2 mm. latis apice obtusis ad sumnium hirsutis. Flores flavi, Achsenmm ma- 

 turum fusco-fulvum cylindricmn basi obtusum apice fusiforme rostratum, rostro 

 ^ mm. longo, cum rostro 7 mm. longum 1-1 -J mm. latum prominente 10- 

 costatirn ; pappi set;e alb;o 4^ mm. longaj scabra 1 . 



HAD. Kelung, Tamsui. 



Lactuca repens HAYATA (11011 MAXIM.) ; HAYATA Gen. Ind. p. 40. 



Near L. repens MAXIM.; but differs from it in having much shorter beaks 

 of the acheiies. 



-. Lactuca brevirostris CJIAMI-.: HAYATA 1. c. p. 40. 



3. Lactuca mansuensis HAYATA s]>. nov. (Fig. 31-Gj. Annua erecta 

 recta simplex hand ramosa 50 cm. longa glaberrima toto foliata. Folia remote 

 sita glaberrima pinnatilobata, in ambitu obovato-oblonga, lobis linearibtis ut- 

 roque latere 2-3, lobo terminali lineari 2-3 cm. longo 5 mm. lato apice acuto, 

 petiolis 1-2 cm. longis vel imllis late alatis. Capitula laxe cymoso-racernosa. 

 Involucrum late campanulatum 1 cm. longum 1 J cm. latum, bracteis involucri 

 2-3-seriatirn dispositis, exterioribus minoribus, interioribus gradatim longioribus 

 imbricatis linearibus 14 mm. longis 2 mm. latis apice obtusis. Flores ignoti. 



