ORCHIDACEM 141 



vatus ; apex ipse obtuse acutus, inaequalis . . . , spica aequalis 

 densa more 0. iridifolice Lindl. In 0. brevifolia lamina libera 

 bene longior, nervoso striata, dum in nostra corrugata. ... 0. 

 imbricata Lindl. . . . saltern ilia quam habet ill. Wight (1629) 

 ab ancipiti Lindl. vix recedit. — Folia in nostra subsemipollicaria. 

 Hacemus bipollicaris. Bractece vaginwque oblongse apice denti- 

 culate, ovaria sequantes. Sepala oblongolanceolata. Tepala ligu- 

 lata basi dilatata. Labellum panduratum apice emarginatum, 

 lateribus denticulatis. 2113 Cuming. Phil." — Reichenbach f ., 

 Bonplandia, I. c. 



Stem about 8 cm. high. Leaves closely imbricating, subacute. 

 Flower shoot about 6 cm. long. 



The material on which my determination is based was received 

 fresh, in a fruited condition. It agrees so far as vegetative organs 

 are concerned with the type of 0. aporophylla, no. 2113 of Cum- 

 ing's Philippine plants. 



Mt. Mariveles, Prov. Bataan, Luzon, E. D. Merrill (hb. Ames 

 no. 7270). 



Endemic. 



O. THISBE Reichb. f. Bonpl. 3: 223 (1855); Lindley Fol. 

 Orck. Oberonia 5 ; Naves Nov. App. 230. — Malaxis Tliisbe 

 Reichb f . in Walp. Ann. 6 : 213 (1861). —Habenaria Tliisbe Vidal 

 Phan. Cum. Phil. 83, 151 (1885). — Iridorchis Thisbe Kuntze 

 Rev. Gen. PL pt. 2, 669 (1891). — Oberonia riifilabrisAm.es 

 Orchidace^e fasc. 1, 78 (1905) not Lindl. 



" Aff. Oberonice rufilabri Lindl., foliis (equitantibus) ensatis 

 ligulato obovatis acutiusculis, (siccis margine tenui undulatis), 

 floribus triplo minoribus labello ligulato apice trilobo, lobis latera- 

 libus setaceo falcatis retrorsis divaricatis, lobo medio minutissimo 

 dentiformi, lacinia setaceofalcata antrorsa utrinque ante basin. 

 Folia pollicaria seu paulo longiora, breviora, quatuor usque lineas 

 lata nunc aequilata, nunc ante apicem dilatata bina, terna, quaterna. 



