228 A SYNOPSIS OF THE GENUS PITCAIRNIA. 
Subgenus V. Neumannia. Flowers generally pale, arranged in 
dense simple strobiliform subspicate racemes, the canals # deltoid 
ae an much-imbricated bracts overtopping 
Leaves sessile : On. £46 a oleuca. 
Leaves canted. white beneath : 64. P. rhodostachys. 
Leaves petioled, green and naked on both surfaces. 
Flowers white or pale yellow. 
65. P. Altensteinii. 66. P. Wendlandi. 67. P. imbricata. 
68. P. atrorubens. 69. P. petiolata. 
Flowers bright red-yellow . 70. P. densiflora. 
. P. netreropoytia, Beer Brom. 68.—P. Morrenii, Lemaire 
Tard, Fleur, t. 291.—P. cernua, Pasig et Bouché Ind. Sem. Be rol. 
1848, 12 Fes evscapa, Liebm. Ind. Sem. Hafn. 1848, 12; Hook. 
2 Bot. Mag. t. 4591.—Puya heterophylla, Lindl. in Bot. Reg. Xxvl, 
b. Ti Nae oe re ine in Ann. Soc. Roy. Gand. ii. 483, 
t. 101; Pax r. Gard. iii. t. 86. Acaulescent, densely tufted. 
Outer Pate nee. ‘of the rosette 10 or more, deltoid, 
seariose, with a rigid pectinate narrow linear alm a pungent tip 
aa in. long. Produced leaves about half a een, linear, 1-2 ft. 
long, +-4 in. broad at the middle, not petioled, tapering to a point, 
" green on both sides, not at all toot thed. Flowers 6-12 in a capitate 
& 
ae nearly or ite ia a Petals bri cht red, rarely ght, 
ha ong again as the sepals, scaled at ia base. Stamens and 
aie Sieti ded. — Mexico, Sinclair! Bourgeau, 2524! F. Muller, 
1461! Guatemala, Salwin & Godman! Veraguas, Seemann, 1564! 
Petipa FRialph Tate, 414, 415! a enennelae Fendler, 1520! 
Santa Martha, Purdie! A Gra nada, Goudo The names above 
cited seem to me all s ms of one species, ‘an that not a ver 
variable one, well pe ey from every other (except P. sbatepoeaic 
by its : apoaniagut like inflorescence 
: ABULASFORMIS, Linden Cat. 1862, 5; He vatires in Belg. 
Hort. 1862, 257, cum icone; Lemaire, I. Hor . 844; Floral 
Mag. t. 297. Produced leaves 20-80 in a ase eget, oblong, 
satin late, 5 5-6 in. long, 2 in. broad at the middle, narrowed 
Mexico, in the province of Chiapas, Ghiesbreght. Not unfrequent 
in cultivation 
ALYX, Baker caulescens, K. Koch herb. 
Acaulescent. Produced leaves 1i ua almost petioled, 2 ft. long, 
{ in. broad at the middle, tapering to the point and base, thin in 
texture, green and slightly ed nada on the face, thinly white- 
furfuraceous all over the back, quite entire. Pedunele a foot long, 
