New Solomon Islands Plants, 
507 
biculari-obovata, i\ poll longa, 13-14 lin. lata : labellum recurvum, 
trilobum, f poll. longum ; lobi laterales triangulari-oblongi, obtusi, basi 
semi-cordati, lobus medius oblongus, obtusus, 4 lin. longus, 2jlin. 
latus; discus pubescens venis in crassatis, lamellis terms brevibus erectis 
subadpressis in medio. Columna incurva, 5 poll, longa. 
San Christoval, Rev. R. B. Comins, 57. Flowers with ‘ dark brown 
spots on light yellow ground/ 
Allied to G. speciosum , Blume, but readily distinguished by its 
smaller flowers, with more slender, shorter pedicels, and other dif- 
ferences. The spots on the segments are very numerous, and range 
from half a line to nearly a line in diameter. 
Dendrobium tigrinum, Rolfe, n. sp. 
Folia oblanceolato-oblonga, obtusa, basi attenuata, 8 poll, longa, 1} 
poll. lata. Flores magni, insignes. Pedicelli 2 J poll, longi. Sep ala 
petalaque infra medio undulatissima, supra attenuato-acuminata : se- 
palum posticum if poll, longum, basi ovatum, 6 lin. latum ; lateralia 
paullo longiora, basi 8-9 lin. lata. Petala 2 lin. longa, basi 4 lin. lata : 
labellum trilobum, if poll, longum ; lobi laterales obliqui, late 
semiovato-rotundati, 6 lin. longi; lobus medius ovato-lanceolatus, 
acuminatus, apice recurvus, ij poll, longus; callus erectus, lamel- 
latus, carnosus, crenulatus. Columna brevissima ; mentum 5-6 lin. 
longum, rotundatum. 
San Christoval, Rev. R. B. Comins, 187. ‘Flowers white and 
purple/ 
A remarkable and very distinct species, belonging to the section 
Stachyobium Speciosae, allied to D. atroviolaceum , Rolfe, but with all 
the segments considerably elongated, and the sepals and petals very 
undulate in their basal half, where they are also spotted and somewhat 
veined with dark purple. All the nerves of the lip are dark purple, 
the ground colour, as of the rest of the flower, being white. 
Cominsia, Hemsl. Marantearum novum genus, proxime Phry- 
nium. Sepala 3, angusta, obtusa. Corollde tubus quam sepala fere 
dimidio longior, angustissimus, lobi 3, angusti, oblongi, obtusissimi, 
sequales, patentes vel recurvi. Androecii tubus breviter exsertus, limbus 
5-merus ; staminodiis 2 exterioribus lanceolatis acutis caeteros ex- 
cendentibus, et quorum 1 cum labello et stamino fertili alternanti 
altero cum stamino fertili et staminodio interiore lato i-auriculato 
alternanti; labello lato brevi laminato-cristato. Ovarium 3-loculare, 
3-ovulatum, extus basi barbatum ; stylus incurvus, stigmate bilamellata. 
