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ORCHID-GROWERS MANUAL. 



acute sepals and petals being pure white, and the lip, which is denticulate m 

 front, is sulphury -white outside, yellow within, the throat freely striped with 

 crimson. The lateral sepals are produced backwards, so as to form a short 

 blunt chin or incipient spur. This plant was exhibited by us at the Royal 

 Horticultural Society's Meeting in August, 1871, and was awarded a first-class 

 certificate. — India. 



Fig.— Floral Jlag., 2nd ser., t. 329. 



Syn. — Pliajus Dodgsoni. 



T. MARSHALLIANA, Bclib. /. — A lovely species of free-growing character. 

 The reed-like stems are erect terete and leafy, as in the other cultivated species, 



and the leaves are oblong-lanceo- 

 late acuminate, 6 inches long, 

 semi-amplectant, distichous, pale 

 green, gla,ucous beneath. The 

 flowers, which are produced in 

 June and July, are large, white, 

 with the lanceolate-oblong acute 

 spreading sepals and petals 2^ 

 inches long, and the lip white, 

 with the lower part convolute 

 around the column, streaked with 

 yellow and purple on the upper 

 side near the front, and produced 

 behind into a retuse falcate spur, 

 the front part spread out, round- 

 ish, golden-yellow, with numerous 

 forking veins of deep orange-red 

 covering the whole surface except 

 the extreme edge, which is white 

 and beautifully frilled ; the disk 

 bears five yellow raised veins and 

 five shorter ones on each side, all 

 pectinately fringed with crystal- 

 line hairs. It continues to throw 

 fresh flowers for a long time, and makes a good exhibition plant, being so dis- 

 tinct from any other Orchid.^ — Mouhnein. 



¥ia.— Orchid Albmn, lii. t. 130 ; Gartenflora. t. 1098 ; Lindcnia, iv. t. 189. 



THUNIA MAESHALLIANA. 



T. MARSHALLIANA lONOPHLEBIA, Bchl. f.—A. distinct form of this 

 beautiful species, having a " sulphur-coloured disk and crest of lip, and orose 

 veins to the apex, disk more orange." It was flowered by Mr. "W. Bull, of 

 Chelsea. 



T. MARSHALLIANA PURPURATA, Bchl. f.—A very fine variety, '■ the 

 superior half of the lip being pure white, and having five yellow keels on the 

 disk; the anterior portion has numerous bright purple nervations outside, 

 namely, on the sides, covered with yellow filiform processes ; the middle is 

 nearly white with very numerous yellow filiform processes ; the fringed and 



