PETASOSTYLIS NIGRESCENS, 
جس 
Gentianaceæ $ Gentianæ-Lisiantheæ. 一 Pentandria-Monogynia. 
CHARACT. GENER. — Calyx 5-fidus v. 5-parti- 
tus , segmentis lanceolatis acuminatis m margine dorso 
carinatis valv: — Corolla infundibuliformis Ms 
(Gers fale nea toed 
) m Cen 
fauce ampliata cum abo 5-partito ی‎ ig or a- 
mina ی‎ tubo m veis inserta, filam 
tis elongatis; the mbentes im aditi 
exsertæ v . 0v eg annulo basilari des- 
titutum an perse Mes biloculare; ‚ovulis an ngulo 
centrali utrinque insertis. St ylus 
clausis approximatis. 
رد‎ subglo ge muri a 
pes annum v. biennes suffrutescentes in regno 
a placentis immersa 
mexicano indigene , caule ramoso , cymis in pani- 
culam —— SE albis و‎ habitu Iribachic. 
t DC r. IX. 71. Omphal 
Gent. 198, fom Gilet Seet. 
CHARACT. SPEC. — P. Foliis majoribus ob 
lanceolatis acuminatis basi — panicul 
laze pedicellis longiusculis; calyce 5-partito ; - 
rolle ur tubo lobos ovatos acuminatos quater 
supera ; stigm gé exserto. 
reel ars nigrescens Gusts. lh 
Leianthus nigrescens ۰ 
Mag. t. 4043. Ben EM Hart w. Cr 
FT سا‎ Cam. Gas, Linn. 
VI. 389. 
ent. 29. et Bot. 
Texte du Magazine of Botany de M. Paxton. 
LEIANTHUS (hic PETASOSTYRLIS NIGRESCENS. 
BLACK-FLOWERED LEIANTHUS, 
ErvmoLocx. See hereafter, that of Petasostylis. 
GENERIC CHARACTER 
SPECIFIC CHARACTER 
SYNONYMY . 
see above. 
The Genus Leunruus was founded by Grisessch upon the Lisnwrmvs longifolius, and with that plant 
our present one is undoubtedly a یمن‎ and remarkable for the colour of the flower, Wide: yr 
bl am robably d سم‎ 
P 
more nearly to 
naming it « nigrescens, » 
than any wit 
had an idea that it be 
acquainted. 
came black only in drying; and Gaisssacn and Dé 
esca or probably, greenish-yellow (Dox) in the recent state. 
; they of as rich a deep 
t ible, و‎ E is not their only recommendatio 
CHANISS0 an ECHTENDAL, 
blue, or, — A — as 
d hey rge (larger 
im our figure represents them, when in perfection), graceful in form and pant 2 like 
1 
a Focus), so nu 
broad; a great 
shady greenhouse, its 
I scarcely know 
even in this age of novelties, than 
pantla, in Mexico. But it had 
iu 1842; and for a dried specimen. Mr. Ha 
epeque, and 
merous as to form a large panicle 
many are in beauty at one time, and the 
time, if kept cool, and protected from the too powerful rays the sun. Indee 
flowers have been equally profuse and perfect iod of four months. 
more interesting plant, that has for many years been introduced to our collections, 
e present. Scape appears to be the first to 
been long known to Mr. رگ‎ as an inhabitant of Guatimala; and 
to him I am indebted for the plants which were reared from hi 
atwec (n° 493) detected it at Tanetze, Talca, and 
Mr. Garrorri at Xalapa; from both of these Botanists I possess fine natir specimens. 
o to three feet high and a foot and a half 
ey continue in nom tion 5 a very long 
of us, ina 
t for a per 
discover it at Pa- 
n the Royal Gardens of Kew: 
It bids fair to produce seed with us, and it strikes readily from cuttings. 
