80 
X.—NEW ORCHIDS: DECADE XLV. 
441. Pleurothallis (§ Apodae caespitosae) * costaricensis, 
Rolfe; affinis P. longissimae, Lindl.; sed foliis oe sepalis 
lateralibus connatis apice minute denticulatis differt 
Herba epiphytica, caespitosa; caules secundarii milli. Folia 
breviter petiolata, anguste oblanceolato-oblonga, subobtusa, 
coriacea, 4-5 cm. longa, 0°5—-0°6 cm. lata, basi attenuata. Scapr 
elongati, 12-15 em. longi, basi vaginis spathaceis brevibus paucis 
obtecti ; racemi 7-10 cm. longi, multiflor Bracteae ovatae, 
acutae, circiter 1:5 mm. longae. Pedicelli praiilée, 3 mm. longi. 
Sepala conniventia, circiter 0°9 cm. longa; posticum lanceolatum, 
acuminatum; lateralia ollie Tanceolata, acuminata, apice 
minute bidentata. Petala gery ete subacuta, ; mm. longa. Lab- 
ellum pandurato-oblongum, obtusum, 2 mm. longum. Columna 
oblonga, marginata, 2 mm. lon ayer 
CENTRAL AMERICA. Costa Rica, near Cachi, C. H. Lankester 
"Sent to Kew by Mr. C. H. Lankester, in 1915, and flowered in 
the collection in May, 1916. The flowers are light greenish 
yellow, with rather darker nerves and lip 
442, Cirrhopetalum longidens, olfe; habitu C. gicturato, 
Lodd., subsimile, sed sepalo postico non setifero et columnae 
dentibus multo longioribus et medio oblique auriculatis facile 
distinguendum. 
Herba epiphytica. Khizoma validum, repens. Pseudobulbi 
subapproximati, ovoidei, 1°5-2 cm. longi, monophylh, basi vag- 
inis Se se, obtecti. Folia elliptico-oblonga, obtusa, 5-1 
em. longa, 2 m. lata, coriacea, basi attenuata. Scapi deflexi, 
graciles, os iB em. longi, pauciflori, vaginis spathaceis 
paucis obtecti. Bracteac ovato-lanceclatae, a ma 0°6-0°8 
em. longae. Pedicelli circiter 2 cm. longi. res mediocres. 
facie yatelinne Labellum recurvum, carnosum, deltoideo- 
‘Siaprees UNKNOWN. 
Flowered in July, 1916, in the Kew collection, where it has 
been for a considerable time as a small pent but its origin can- 
not be trace he flowers are yellow, with red-brown markin 
on the petals, dorsal cae and base of the lateral se while 
the lip is darker ow. The species is remarkable for the 
length and shape o he teeth of the column. 
443. Eria (Cylindrolobus) albolutea, Kolje; ab E. brachys- 
tachi Reichb. £., foliis latioribus, floribus minoribus et labelli 
lobo intermedio cum carina ee eo paberely differt. 
