141 
EXPLANATION OF THE PLATEs. 
Balanites Maughamii. 
Fig. 1, part of barren shoot in the first year of its growth, 
showing the supra-axillary forked spines and a small bud 
beneath them 
Fig. 2, part of barren ee in the second year, bearing a Susttion= 
like leafy short-s 
Fig. 3, flowering hose? 
g. 4, expanded flower. 
1-3, natural size ; 4, enlarged. 
Bi 
Balanites Dawei. 
Fig. ee barren shoot in the first year of its growth, showing two 
the three serial buds in each axil (the lowermost bud 
betite concealed by the stipules). 
on 
1-2, natural size ; 3, enlarged. 
XXI—NEW ORCHIDS: DECADE 40. 
Stelis barbata, Rolfe; a S. ae Reichb. f., sepalis longe 
bch et labello tridenticulato differ 
Caules secondarii obsoleti vel veh, Folia breviter petio- 
lata, oblonga vel anguste elliptico-oblonga, tridenticulata, coriacea 
vel subearnosa, 2—4 cm. longa, 5-7 mm. lata. Scapi gracillimi, 6- —8cem. 
engl vaginis paucis tubulosis apice ovatis obtecti ; racemi secundi, 
cm. longi, multiflori. Bracteae ovatae, acutae, basi tubulosae, 
: 3 3 mm. longa ae. Pedicelli 2-2°5 mm. longi. Flores 3 mm, dia- 
metri. Sepala subreflexa, aequalia, ovata, subobtusa, tacks longe 
barbata. Petala suborbiculari-ovata, obtusa, concava, 0°75 mm. 
longa. Labellum tridentatum, 0°75 m m, longum ; ; lobi laterales 
rotundati, subincurvi ; lobus siictinedtus suborbicularis. Columna 
brevissima, tridenticulata 
C Near Cachi, Lankester, 
Flowered at Kew in November, 1912. The flowers are ochreous 
green, with numerous rather long purple hairs on the sepals, a broad 
red-purple blotch on the upper part of the petals, and a smaller 
blotch on the front lobe of the lip. 
392. Eria (§Cylindrolobus) trilamellata, Rolfe ; affinis E. truncatae, 
Lindl., sed planta minora, Pog cellis elabris, et labelli lobo inter- 
medio breviter trilobo diff ‘ é 
Herba ee: sheitel 10 em. alta. Pseudobulbi clavati, basi 
attenuati, 4-7 em. longi, medio 5-9 cm. lati, apice 2-3-phylli. 
Folia eissciale ¥el oblongo-lanceolata, subacuta, subcoriacea, 
- 108. 
patentes, pallide virides. Pedicelli circiter 1:3 em. longi, glabri. 
Flores mediocres. Sepalum posticum elliptico-oblongum, subobtu- 
= sum, concavum, 1:4 cm. longum; sepala lateralia suid dele 
“obtu basi concava, 1°4 cm. longa ; ; mentum saccatum, 4 mm, és 
