COMPOSITE. 47 



AchnBiiium ignotum. 



Aster scabra HAYATA (noil THUNB.) Gen. Ind. p. 37. 



Differs from Aster scabra by the anatomical characters of the pappus- 

 hairs and by the leaf-base which is not at all decurrent to the petiole. 



3. Aster Oldhami HEMSL. (Fig. 26-5) ; HAYATA, I.e. p. 37. 



4. Aster omerophyllus HAYATA sp. nov. (Fig. 26-6). Annua; caulis erectus 

 30-40 cm. longus toto longitudine foliatus setnloso-hirsutus ramosus. Folia 

 basalia lineari-spathulata 6 cm. louga 6 mni. lata apice obtusa basi longe 

 attenuata margine subintegra utraque pagine setuloso-hirsuta mavgine cilio- 

 lata. Folia superiora linearia 3 cm. longa 2 mm. lata sessilia. Capitula ad 

 ramos terminalia cum floribus marginalibus 3 cm. in diametro, bracteis 

 involucri 1-2-seriatim dispositis linearibus 7 mm. longis 1 mm. latis margine 

 et dorso setoso-hirsutis apice acutis. Fl. marginales liguliformes 1-seriatim 

 lis])ositi ; pappi setee 0; corolke tulo li mm. longo, limbo oblanceolata 1 cm. 

 longo 2^ mm. lato apice obtus:o obscure 3-dentato. FL disci. 3J[ : ovarium 

 dense hirsutum ; pappi setaB copiosas 1-seriatim sitse 3-4 mm. longas scabrne ; 

 corolla tubuloso'canipajiulata 4 mm. longa extus plus minus hirsuta apice 5- 

 lobata, lobis oblongo-triangularibus 1 mm. longis. Achajnium maturum ignotum. 



HAS. inter Taroko et Shinjo, leg. B. HAYATA, Aprili. 1917. 

 Near Aster Oldhami HEMSL.; but differs from it by the leaves, hirsute at 

 the margin and on both surfaces. 



5. Aster rufopappus HAYATA sp. nov. (Fig. 26-3) Annua. Caulis erec- 

 tus 50-60 cm. altus ramosus toto longitudine foliatus subglaber. Folia linearia 

 vel spathulata 3 cm. longa 3-4 mm. lata apice obtusa vel acuta basi attenuata 

 sessilia margine Integra utraque pagiue breve hirsuta, pilis validis. Capitula 

 ad apicem ramulorum sita cum floribus marginalibus 2 cm. in diametro. 

 Involucri bracteas lineares 2-seriatim dispositas hirsute lineares 7 mm. long; 

 1 mm. late apice acuminatissima3 extus dense hirsutai intus giabiw. Fl. Q 

 marginales liguliformes 1-seriatim dispositi ; ovario dense hirsute ; pappo pale;c- 

 formi gamophyllo ^ mm. longo ; corollas tubus 2 mm. longus, limbo liguliformi 

 lanceolato 1 cm. longo 2| mm. lato apice basique obtuso. FL disci. 2{L : ovarium 

 bovoideum dense hirsutum 1 mm. longum ; pappi settc copiosas rubesc-ciitis 

 3-4 mm. longns ; corn! 1 03 tubtaloso-campftnulataa 5 mm. longjc, limlxi 5-partito. 



