C03IPOSIT.K. 51 



]ato lanceolato apice truncate breve 3-crenulato denticulate. FL disci, JjL : 

 tubulosi 3^ mm. longi. Achaenium maturum ignotum. 



HAB. in Monte Morrison, leg. T. KAWAKAMI et U. MORI, Oct. 1906. 



Near Aster trinervius, but differs from it by the much contracted cymes 

 and by the very much scabrous leaves. 



10. Aster trinervius ROXB.; HAYATA I.e. p. 37. 



11. Aster trinervius ROXB. var. scandens HAYATA n.v. 

 HAB. Arisan. 



Erigeron LINN. 

 Key to species. 



Stem branched. Heads many racemose or paniculate 1. K linifolius. 



Stem simple not branched. Heads terminal solitary... 2. K niorrisonensis. 



1. Erigeron linifolius WILLD.; HAYATA I.e. p. 39. 



2. Erigeron morrisonensis HAYATA I.e. p. 39. 



Microylossa DC. 



Microglossa volubilis DC.; HAYATA I.e. p. 40. 



Conyza LESS. 

 Key to species. 



Leaves deeply laciuiate 1. C. cegyptiaca. 



Leaves not laciuiate serrate 2. C. japonica. 



1. Conyza segyptiaca AIT.; HAYATA I.e. p. 38. 

 2. Conyza japonica LESS.; HAYATA I.e. p. 38. 



Blutnea DC. 



Key to species. 



1. Leaves silky or cottony beneath 2. 



Leaves glabrous or hairy beneath, but neither silky nor cottony 5. 



2. Leaves brown cottony beneath 1 . B. balsamifera. 



Leaves white silky or cottony 3. 



3. Stem unbranched. Head-clusters sessile 4. 



' Stem branched. Head-clusters pedunculate 2. B. hieracifolia. 



