100 ORCHIDACEM 



B. (§ Racemose) lasioglossum, Rolfe, sp. nov. "Rhizome 

 stout. Pseudobulbs approximate, ovate, 7-8 lin. long, mono- 

 phyllous. Leaves petiolate, blade elliptical-oblong-, subacute, co- 

 riaceous, about 4 inches long, 1 $ lin. broad ; petiole | inch long. 

 Scape suberect, slender, about 10-12 inches high, clothed with 

 about three tubular sheaths on the lower part; raceme loosely 

 many-flowered. Bracts ovate-lanceolate, acuminate, |-li Hn. 

 long. Pedicels slender, 4 lin. long. Sepals oblong, subacute 

 or apiculate, 4| lin. long ; dorsal 3-nerved ; lateral pair 5-nerved. 

 Petals oblong-lanceolate, acuminate, pilose, 1| lin. long. Lip 

 linear-oblong, subobtuse, cordate at the base, somewhat fleshy, 

 5-nerved, densely pilose on the margin, with spreading hairs. 

 Column very short, teeth blunt ; anther case 2-horned. — On Mt. 

 Mariveles, Lamao River, Province of Bataan, Borden, n. 797. A 

 very distinct species, well distinguished among its allies by the 

 very hairy lip." — R. A. Rolfe in MS. 



Lamao River, Mt. Mariveles, Prov. Bataan, Luzon, May 6, 

 1904, H. iV. Whitford (no. 138). 



B. (§ Sestochilus) Whitfordii, Rolfe, sp. nov. " Rhizome 

 creeping, stout and woody. Pseudobulbs nearly obsolete, mono- 

 phyllous. Leaves petiolate, blade elliptical-oblong, obtuse, cori- 

 aceous, about 4|^ inches long, by 16 lines broad ; petiole 9 lines 

 long. Peduncles slender, 1-flowered. Bract (not seen). Dorsal 

 sepal oblong, obtuse ; lateral pair very similar and somewhat 

 falcate. If inches long. Petals oblong-linear, somewhat attenuate 

 upwards and subacute, over 1^ inches long. Lip (front lobe not 

 seen), foot oblong, 6 lines long. Column stout, 3|- lines long ; teeth 

 broad and obtuse. — On Mt. Mariveles, Lamao River, in the Pro- 

 vince of Bataan, Whitford, n. 61. Allied to the Malayan B. 

 Lohhii, Lindl., which has pseudobulbs over four times as large, 

 the sepals relatively much broader, and the petals more acu- 

 minate." — R. A. Rolfe in MS. 



Leaves up to 15 cm. long. Mid-lobe or tip of the lip linear, 

 obtuse, 2 cm. long, 1.5 mm. wide. Capsule elliptic, 4.2 cm. long. 

 Flower bright yellow, with the peduncle 6 cm. long. 



