ADDENDA. 
3a. Boottia muricata, C. H. Wright. Plant immersed in water 
to within 2~3 in. of the flowers (Zugard); growing in 10-12 ft. of 
water, with a very slender stem (McCabe). Leaves unknown. Peduncle 
4 ft. long, muricate in the upper part. Spathe 24 in. long, cylindrical, 
2-lobed, muricate. Perianth-tube 2 in. long; outer segments linear, 
4 in. long, green; inner deltoid, white, 4 in. broad. Styles 6, filiform, 
hairy, yellow. 
Mozamb. Dist. British Central Africa: Ngamiland; Botletle River, Zugard, 
13! River Chobe, McCabe, 32! 
54a. Eulophia graciliscapa, Schlechter in Engl. Jahrb. xxiv. 418, 
Plant slender, erect, 2-2? ft. high. Leaves fascicled, erect, linear, 
acute, shorter than the scape, 8 lin. broad. Scape straight, rather 
slender, clothed with several long membranous sheaths. Spike oblong 
or cylindrical, lax or somewhat dense, 2~3 in. long, many-flowered. 
Bracts erect, dry, linear, setaceous and very acute, equalling or slightly 
exceeding the slender pedicels. Sepals subequal, lanceolate, acute or 
subacuminate, 5 lin. long, 24 lin. broad, lateral oblique. Petals 
obliquely oblong, shortly apiculate at the apex, somewhat narrowed 
near the base, 4—44 lin. long, 2—24 lin. broad. Lip 3-lobed, oblong ; 
side lobes erect, triangular-lanceolate, subobtuse ; middle lobe oblong, 
subtruncate or obtuse, much larger than the side lobes and with 
slightly crisped margin ; disc with a pair of parallel keels extending up 
to the base of the front lobe and some irregular elongate papille in 
front ; spur conical, short and obtuse. Column linear, slender, nearly 
half as long as the petals, with a short foot ; anther minutely apiculate. 
Mozamb. Dist. British Central Africa: Nyasaland, Buchanan, 
Only known to me from the original description, in which it is compared with the 
South African E. papillosa, Schlechter. 
66. Eulophia galeoloides, KXränzl. in Engl. Jahrb. xxiv. 508. 
Stem subterranean, long creeping and rootless, sparsely beset with 
lenticellate or semiglobose white tubercles (haustoria ?). Leaves un- 
developed at flowering time. Flowering stems fascicled, 2 or 3, fleshy, 
short, up to 6 in. high, red or brown, clothed with white bract-like 
sheaths veined with black. Raceme corymbose, congested, few- to 
many-flowered. Bracts lanceolate, acuminate, cymbiform, white or 
yellowish-white, 1} in. long, 4 lin. broad. Pedicels nearly as long as 
