MASDEVALLIA ROLFEANA Kranz. 
Masprvaiiia Rorreana Kriinz. Gard. Chron, 1891, pt. I., p. 488. 
Leaf about 5 inches long and 3 inch wide, obovate, thick and fleshy, carinate at the back, apex 
obtusely tridenticulate, dark shining green, narrowing below into a slender grooved pale green petiole, 
sheathed at the base. 
Pedunele, including pedicel, about 3 inches long, terete, slender, ascending from within a sheath at 
the base of the petiole, bright green ; bract 4 inch long, ovate, apiculate, brownish, sheathing below, with 
a minute rudimentary bud within at the base. 
Ovary {inch long, with six rounded angles, pale green. 
Sepals : dorsal sepal united to the lateral sepals for nearly 4 inch, forming a wide tube, yellow at the 
base, free portion about 3 inch long, ovate-triangular, cucullate, 3-nerved, dark claret-crimson, terminating 
in a slender green and yellow tail about 13 inch long ; lateral sepals cohering for nearly 1 inch, oblong- 
oval, 3-nerved, purplish-crimson, terminating in slender tails about 14 inch long, yellow and green. 
Petals about 4 inch long, linear at the base, oblong-oval, apiculate, thick and fleshy, with an obtuse 
keel on the anterior margin, dark purplish-crimson, paler towards the apex. 
Lip a little longer than the petals, oblong, apiculate, fleshy at the base and united to the curved foot 
of the column by a flexible hinge, with two lateral longitudinal keels, pinkish, with brighter spots, apex 
fleshy, recurved, crimson. 
Column a little longer than the petals, narrowly winged, white, apex denticulate. 
ASDEVALLIA ROLFEANA was first described by Dr. F. Kriinzlin in 1891. It 
was imported by Mr. F. Sander, with other species of the same section, from 
the Central Cordillera of Costa Rica. 
Explanation of Plate, drawn from a plant at Newbattle Abbey : 
Fig. 1, petal, lip, and column, in natural position ;—1a, section of ovary ;—2, petal, inner side ;— 
3, lip ;—4, column ;—4a, apex of column ; all enlarged ;—4, apex and section of leat, natural size. 
