36 ART. I.—B. HAYATA: 
paucissime hirsuta. Petala 5, obovato-spathulata 12 mm. longa, 
43 mm. lata, apice 2-lobata, (lobis apice rotundatis 24 mm. longis, 
2 mm. latis, sinibus obtusis), basi attenuato-cuneata, unguiculata. 
Stamina 10. Ovarium oyoideum 2 mm. longum apice truncatum 
leviter elevatum. Styli 3, erecto-recurvati, 3 mm. longi. 
Has. Arizan. leg T. Kawaxkamt. 
Cerastium trigynum Vitu. var. morrisonense Hayara, n. n. 
Cerastium morrisonense Hayara Fl. Mont. Formos. p. 57. 
This is quite near C. trigynum Viiv. from which it is dis- 
tinguisable only in having much narrower petals. It should better 
be regarded as a variety of the same species. 
Stellaria Lixn. 
Stellaria micrantha Hayara sp. nov. Herba basi prostrata, 
ad nodos radicans, internodiis 15 mm. longis, apice ascendens. 
Folia opposita, sessilia, late ovata, 9 mm. longa, 6 mm. lata, apice 
aristata, acuta, basi subito attenuata, superiore basi rotundata, 
plus minus caulem amplectantia. Cymez terminales vel axillares, 
5 cm. longe 4 cm. late, ramis oppositis, bracteis minutis ovatis 
acutis 1 mm. longis. Sepala 5 oblongo-ovata 2 mm. longa acuta, 
squamosa. Petala 5, minuta, profunde bifida, lobis lanceolatis 
1 mm. longis, sinibis acutis, partibus basilaribus angustatis. 
Stamina 5. Styli 3, minuti. Capsule ovoidee, ultra medium in 
valvas 6 integras dehiscentes. Semina compresso-globosa apice 
brevissime rostrata valde recurvata, facie curvato-reticulata. 
Has. Arizan, ad 8000 ped. alt., leg. T. Kawaxamr et U. Mori, 
Mart. 1908, (No. 3584). 
Near Stellaria media Lrxyy. but differs from it in having ex- 
tremely small flowers. 
