114 HANDBOOK OF BROMELIACEiE. 



chartaceous, bright green above, pale glaucous-green beneath ; 

 petiole erecto-patent, channelled, nearly as long as the blade, 

 minutely spine-margined. Peduncle stout, erect, 6-9 in. long ; 

 bract-leaves ovate, green, imbricated. Inflorescence a dense erect 

 raceme a foot long, 2|-3 in. diam. ; flower-bracts ovate, acute, 

 bright red, 1^ in. long, spreading towards the tip ; pedicel very 

 short. Sepals lanceolate, an inch long. Petals narrow, purplish- 

 black, 21 in. long. Stamens rather shorter than the petals. 



Hab. Ecuador ; Guaranda, Eemy ! (year 1856) Fraser ! Columbia, Andre 

 33G0. Amazon valley, introduced into cultivation by Linden about 1870, 

 Flowered at Liege in 1872, and at the Luxemburg Gardens in Paris in 1881. 

 Differs from all the other species of this subgenus by its oblong leaves and very 

 dark-coloured flowers. 



95. P. Gravisiana Wittm. — Shortly caulescent. Produced leaves 

 about ten to a stem, lanceolate, chartaceous, 3 ft. long, above an 

 inch broad, white-furfuraceous beneath ; petiole 8-4 in. long, 

 armed with stout curved black spines. Peduncle much shorter 

 than the leaves ; upper bract-leaves ovate-acuminate, adpressed. 

 Inflorescence a dense simple erect spike ; flower-bracts ovate, 

 acute, blood red, furfuraceous, the lower 2|-3 in. long. Sepals 

 lanceolate, 1^ in. long. Petals lingulate, red-violet, more than 

 twice as long as the calyx. 



Hab. Columbia, on the banks of the Rio Dagua, Lehmann 3854. Named 

 after Dr. Gravis, Prof. E, Morren's successor in the chair at Liege. 



96. P. DENsiFLOEA A. Brong. in Hort. Univ. vi. 228, with figure. 

 P. aurantiaca Tenore in Ann. Sc. Nat. ser. 4, ii. 378. Lampro- 

 conus aurantiacus E. Morren (M.D.). — Acaulescent. Leaves with 

 an indistinct petiole and a thin lanceolate reflexing blade 2-3 ft. 

 long, 1^-2 in. broad at the middle, narrowed gradually to the base 

 and a long point, entire, green on both sides. Peduncle a foot or 

 more long ; lower bract -leaves with long points ; upper ovate, 

 green, imbricated. Kaceme very dense, 3-4 in. long ; flower-bracts 

 ovate, acute, l^-lf in. long, reddish-yellow. Sepals oblong- 

 lanceolate, under an inch long. Petals bright yellowish-red, twice 

 as long as the calyx. Stamens as long as the petals and style 

 finally a little longer. 



Hab. Mexico. Described from Brongniart's type-specimen, dried from the 

 Paris Garden in 1854. 



Subgenus 5. Schweideleria. 



97. P. UNDULATA Scliwcid. in Otto & Dietr. Allgem. Gartenzeit. 

 X. 275 ; Eegel Gartenfl. t. 781 ; Flore des Serres, t. 162 (M.D.). 

 Lariijn'oconus undulaUis Lemaire in Jard. Fleur. sub. t. 127. P. 

 speciosissima Hort. — Acaulescent. Leaves few to a stem, with a 

 slender unarmed petiole J-1 ft. long and an oblanceolate-oblong 

 chartaceous reflexing blade a foot or more long, 4-5 in. broad at 

 the middle, cuneate at the base, green and glabrous on the upper 

 surface, finely white-furfuraceous beneath. Peduncle 1-li ft. 

 long, bright red, with 5-6 small adpressed lanceolate bract-leaves. 

 Kaceme simple, a foot long, lax in the lower half ; rachis bright red, 



