654 
bilamellate. Seeds numerous, cylindrical.—An herb with al- 
ternate leaves, and somewhat grumose from minute down. Leaves 
unequal-sized. Flowers disposed in a terminal raceme. Habit 
of a species of Cüphea. 5 
1 K. azu'rza (Schlecht, l. c.) 2t. S. Native of Mexico, 
at Cueste grande de Chiconquiaco. Root creeping. Stems 
simple, or branched, roughish from minute, spreading, stiff 
hairs. Leaves oblong-ovate, acuminated, vertical, entire, or 
repand, or obsoletely and sinuately-toothed, bluntish at the base, 
green above, and beset with short, thick, rufous hairs, paler 
beneath, and clothed with somewhat grumose, minute down; 
largest ones 4-5 inches long. Racemes usually solitary, downy. 
Corolla blue, 14 inch long. Capsule elliptic, attenuated at both 
ends, 1-celled. 
Azure-flowered Klugia. Pl. i to 1 foot. 
Cult. For culture and propagation see Ztytidophijllum, p. 650. 
XIII. TAPI'NA (from razevoc, tapeinos, humble; dwarf 
plants.) Mart. nov. gen. bras. 3. p. 59. 
Lin. syst. Didynamia, Angiospérmia. Calyx free, 5-part- 
ed, unequal. Corolla funnel-shaped, sub-ringent, gibbous in 
front at the base ; tube coarsely ventricose behind; throat con- 
tracted; limb erect; upper lip 2-lobed; lower one 3-lobed. 
Stamens 4, didynamous, with the rudiment of a fifth behind ; 
anthers cohering. | Hypogynous ring swelling into a gland 
behind. Capsule ovate, coriaceous, 1-celled, 2-valved; pla- 
centas 2, parietal, bilamellate. Seeds numerous, oblong.— 
Stems simple, or branched, rising from an underground tuber, 
and, like all the herb, soft and fleshy. Leaves petiolate, oppo- 
site. Peduncles axillary, 1-flowered, solitary, rarely twin. 
1 T. sarga'ra (Mart. l. c. p. 60. t. 225. f. 1.) stem branch- 
ed; leaves oblong, or oblong-lanceolate, attenuated at both 
ends, acute, toothed ; segments of calyx cordately sub-deltoid ; 
corolla hairy outside. YY. S. 
Native of Brazil, in the mine 
provinces, in dense woods near 
Almada; and in like marshy 
places on the road to Felisbert. 
Gesnéria barbàta, Nees, et 
Mart. in nov. act. bonn. 11. 
p. 48. Stems decumbent, throw- 
ing out roots at the base. Co- 
rolla white, suffused with red 
inside, above an inch long, much 
inflated below. (f. 69. a.) 
Bearded-flowered Tapina. Pl. 
decumbent. 
2 T. rusrrrA (Mart. l. c. p. 
61. t. 225. f. 2.) stem simple, an 
inch high; leaves orbicularly- 
ovate, obtuse, crenated ; caly- 
cine segments triangular; corolla downy outside. 5. S. Na- 
tive of the province of Rio Janeiro, in shady woods on Serra 
d' Estrella, Beyrich. Tuber size of a pea. Corolla 4-lines 
long, white, ventricose in the throat below. 
Least Tapina. PI. 1 inch. 
Cult. For culture and propagation see Rytidophyllum, p. 650. 
XIV. NEMATA'NTHUS (from »npa, nema, a thread ; and 
a»0oc, anthos, a flower; in allusion to the flowers being hairy.) 
Schrad. in gött. gel. anz. 1821. 1. p. 719. Maximil. reise bras. 
2. p. 108. and 343. Mart. nov. gen. bras. 3. p. 46. 
Lin. syst. Didynamia, Angiospérmia. Calyx free, deeply 
5-parted, oblique. ^ Corolla inferior, campanulately funnel- 
shaped, oblique, gibbous at the base behind ; throat spreading ; 
limb equally 5-lobed. Stamens 4, didynamous, with a small 
GESNERIACEJE. XII. Kroan. XII. Taria. XIV. NxuarANTHUS. 
XV. ALLOPLECTUS. 
rudiment of a fifth, or without ; anthers cohering. Hypogynous 
ring swollen into an oblong gland behind. Capsule pyramidal, 
coriaceous, 1-celled, 2-valved ; placentas 2, parietal, bilamellate. 
Seeds numerous, oblong.—Shrubs with simple, or irregularly 
branched stems, furnished with shining, cinereous epidermis, 
tumid at the nodi, climbing upon trees, and adhering to them 
by their roots. Leaves opposite, petiolate, thickish. Gem- 
mation naked, with complicate leaves. Peduncles axillary, 1- 
flowered, bractless, very long and filiform, pendulous. Corollas 
large, showy, scarlet. 
1 N. cuzonoxE Ma (Mart. 1. c. p. 47. t. 219.) leaves oblong- 
lanceolate, acuminated at both ends ; calyxes and peduncles 2-4 
inches long, green, clothed with white hairs. 5. S. Native 
of the province of Rio Janeiro, in shady parts of woods on 
Mount Corcovado; and on Serra dos Orgaos. Leaves reddish 
beneath, or pale, glabrous, or ciliated. Calyx 1 to 13 inch long, 
with glandularly denticulated margins. Corollas large, 2 inches 
long, scarlet, beset with white hairs outside. Filaments white, 
Green-threaded Nematanthus. Shrub climbing. 
2 N. Jone’ma (Schrad. l. c.) leaves broad-lanceolate, acu- 
minated at both ends; calyx of a violaceous colour, clothed 
with hoary villi; peduncles 6 to 12 inches long, clothed with 
violaceous and white vill. k. |. S. Native of Brazil, in 
woods between Ilheos and St. Petro de Alcantara. Habit of 
the preceding. Calyx obscurely violaceous ; segments shorter 
and narrower, hoary from white hairs. Corolla scarlet, a little 
smaller, beset with scattered, minute hairs. 
Violet-threaded Nematanthus. Shrub climbing. 
Cult. For culture and propagation see Rytidophyllum, p. 650. 
XV. ALLOPLE'CTUS (from aAXoc, allos, diverse; and 
m)ekw, pleco, to plait; the calyx appears as if it was plaited in 
diverse directions.) Mart. nov. gen. bras. 3. p. 53.— Crántzia, 
Scop.—Orobánche species, Vellos. in Vand. script. t. 7. f. 18.— 
Gesnéria species, Lin., Aubl., Swartz, and Kunth. 
Lin. syst. Didynàmia, Angiospérmia. Calyx free, coloured, 
5-cleft ; segments imbricate, more or less combined, 2 interior. 
Corolla inferior, tubular or club-shaped, straightish; limb short, 
5-lobed or 5-toothed. Stamens 4, didynamous, with a small 
rudiment of a fifth from the base of the tube. Hypogynous 
ring swollen into a gland behind. Capsule baccate, ovate, coria- 
ceous, l-celled, 2-valved. Seeds numerous, oblong.—Shrubs 
climbing on trees, and adhering to them by the roots, or by the 
clasping of the branches. Stems somewhat tetragonal above, 
and somewhat thickened at the nodi, rather flexile, and filled 
with medulla. Branches opposite. Leaves opposite, one in 
each pair smaller than the other, petiolate, fleshy, with scattered 
or decumbent, or erect down, the under surface generally red- 
dish. Gemmation naked, with the young leaves complicate, vil- 
lous, or hairy. Flowers axillary or many, aggregate, nearly 
sessile or racemose, furnished with coloured bracteas, or soli- 
tary, on long peduncles. Calyxes and bracteas scarlet or blood 
red. Corolla yellow. The species inhabit the humid parts of 
woods in tropical America, in which they are great ornaments to 
the trees, from the vivid colour of the calyxes and bracteas. 
1 A. sparsirtorus (Mart. nov. gen. bras. 3. p. 55. t. 223. f. 
1.) leaves oblong, or oblong-lanceolate, attenuated at the base; 
acuminated, beset with fine strigee ; flowers nearly sessile, ax- 
illary, aggregate, or scattered; bracteas smaller than the orbi- 
cularly triangular segments of the calyx, which are, as well as 
the bracteas, of a deep blood colour, and almost quite entire ; 
limb of corolla villous, 5-toothed. .S. Native of Brazil, in 
the province of Rio Janeiro, climbing upon rocks and trees, in 
shady humid places near Corrego Seco, and elsewhere on Serra 
dos Orgaos ; as well as on Serra de St. Geraldo, in the mine 
] 
