1570 Leaflets of Philippine Botany [Vol. V, Art. 77 



turn in siccitate fere quadratum, vel oblongum ad apicem trun- 

 catum. Lamella vel membrana basim versus hippocrepiforme 

 vel V-forme ultra medium decurrens. Columna brevis; ros- 

 tellum bipartitum. 



P. perplexus is undoubtedly a near relative of P. xytrio- 

 phorus from which it is distinguishable by its more rigid habit, 

 more coriaceous leaves, differently formed labellum and more 

 rigid racemes. 



Luzon: Province of Tayabas, Lucban, May, 1907, A. D. E. 

 Elmer, 7930. 



At 2500 feet in damp woods. Tufted herbs upon limbs 

 of large trees; stems green, half drooping at least; leaves very flexi- 

 ble; flowers greenish, spotted with purple, somewhat stiff. 



TAIN I A Blume. 



Tainia Elmeri sp. nov. 



Herba terrestris, gracilis. Pseudobulbi pyriformes, circiter 3 

 cm. alti. Folia terminalis, petiolis gracilibus, ± 3 dm. longa, 

 circiter 2 cm. lata, nervosa in sicco, membranacea, oblongi-lan- 

 ceolata, acuminata, acuta, margine indistincte crenulata. Scapi 

 aphylli a basi pscudobulborum laterales, erecti, + 5 dm. longi, 

 vaginati. Flores in racemo laxo. Bracteae inflorescentiae lanceo- 

 latae, acuminatae, acutae circiter 1 cm. longae. Racemi circiter 

 1.5 dm. longi. Pedicellus cum ovario 1.2 cm. longus, glaber. 

 Sepala latera'.ia in sicco membranacea, 2 cm. longa, circiter 

 3.5 mm. lata, lineari-lanceolata, acuminata, acuta. Sepalum 

 dorsale simile. Petala sepalis breviora, circiter 1.8 cm. longa, 3 

 mm. lata, lineari-laneoolata, acuminata, acuta, 5-nervia. Label- 

 lum utrinque puberulum, 3-lobatum, 1.5 cm. longum, basi in calcar 

 breve productum. Lobi laterales rotundati, obtusi, 3 mm. longi, 

 circiter 2 mm. lati. Lobus medius lateralibus major, suborbi- 

 cu'aris, 4 mm. longus, 4 mm. latus, apiculatus, in disco carinae 

 tre3, elevatae, longitudinales, utrinque carinulae adventitiae su- 

 peradditae. Calcar obtusum 3 mm. longum, circiter 2 mm. in 

 diametro. Columna leviter incurva, longiuscula, antice concava, 

 2-alata. 



In one flower examined the total absence of adventitious 

 carinae, one on either side of the lip, was noted. The three central 



