SCROPHULARINEZE. XXIX. 
sólitary, opposite, sometimes sessile, sometimes pedicellate, ax- 
illary or racemose ; pedicels usually bibracteate at apex. 
$ 1. AxitnariFLore. Flowers axillary. Emersed leaves 
hardly half an inch long. 
1 L. uzrrE xA (Benth. in Wall. cat. no. 3904. seroph. ind. p. 
25.) stem slender, glabrous; emersed leaves usually opposite, 
quite entire; flowers sessile, axillary ; teeth of calyx short, 
mutic ; capsule at length reflexed. ©.? 2t. S. Native of the 
Birman Empire, at Tavoy. 
Reflexed-capsuled Limnophila. Pl. aquatic. 
2 L. uETEROPHY' LLA (Benth. in Wall. cat. no. 3905. scroph. 
ind. p. 25.) stem thickish, glabrous ; emersed leaves usually 3 
in a whorl, serrulated ; flowers sessile axillary, subverticillate ; 
teeth of calyx subulately acuminated. — 2t. S. Native of 
Nipaul, Wall.; at Natbpur and Gagpur, Hamilt.; Peninsula, ? 
Heyne. Coltimnea heterophylla, Roxb. fl. ind. 3. p. 97. 
Variable-leaved Limnophila. Pl. aquatic. 
3 L. sESSILIFLÒRA (Blum. bijdr. p. 749. Benth. in Wall. cat. 
no. 3902. scroph. ind. p. 25.) stem hairy ; emersed leaves 3- 
parted, cut; flowers axillary, sessile. 24. S. Native at Goal- 
para, Hamilt:; Silhet, Wall.; Java, Blum. Said to be nearly 
allied to the following. 
Sessile-flowered Limnophila. Pl. aquatic. 
4 L. virosa (Blum. bijdr. p. 750.) stem villous; leaves 
all opposite, lanceolate-linear, stem-clasping, serrated, rather 
pilose ; peduncles axillary, solitary, 1-flowered, and are, 
as well as the calyxes, villous. 2t. S. Native of Java, in 
humid parts of the mountains. 
Villous Limnophila. | Pl. aquatic. 
5 L. ruscrA' TA (Blum. bijdr. p. 750.) stem a little stri- 
ated; leaves all opposite, or 3 in a whorl, stem-clasping, 
oblong-lanceolate, serrated, glabrous, full of depressed dots on 
both surfaces; peduncles axillary, 1-flowered, and are, as well 
as the calyxes, clothed with glandular hairs. 2f. S. Native of 
Java, in humid places near Tjiradjas, Buitenzorg, &c. 
Dotted-leaved Limnophila. Pl. aquatic. 
6 L. cnaTIOLorDEs (R. Br. prod. p. 442.) stem glabrous; 
emersed leaves opposite: lower ones tripartite, cut, or capil- 
laceously multifid: superior ones entire, serrulated ; flowers 
pedicellate, opposite, axillary. %. S. Native throughout 
India, in lakes, pools,. and marshes, and, therefore, the habit is 
very variable. It is also to be found in New Holland, within 
the tropic. L. trífida, Spreng. syst. 2. p. 802. Hottònia I'n- 
dica, Lin. spec. 208. Gratiola trífida, Willd. spec. 1. p. 104. 
Hydropítyon pedunculatum, Ser. in D. C. prod. 1. p. 422. 
Colümnea balsámica, Roxb. fl. ind. 3. p. 97.—Burm. zeyl. t. 
55. f. 2.—Rheed. mal. 12. t. 36. Root creeping. Corolla 
blue. 
Var. Q, myriophylloides (Benth. scroph. ind. p. 26.) leaves 
almost all many-parted ; segments short, capillaceously multifid. 
X. S. - L. myriophylloides, Roth, nov. spec. 294. 
Var. y, elongàta (Benth. scroph. ind. p. 26.) stem elongated; 
submersed leaves capillaceously multifid : cauline ones distant, 
nearly all entire. 2. S. L. elongata, Benth. in Wall. cat. no. 
3903. 
Gratiola-like Limnophila. ' Pl. aquatic. 
7 L. PiNNATI FIDA (Blum. bijdr. p. 749.) stems striated, beset 
with glandular hairs above; leaves all verticillate, setaceously 
multifid ; flowers axillary, nearly sessile, solitary. %. S. Na- 
tive of Java, in rivulets near Linga Jattie, in the province of 
Cherebon, where it is called Gangang. 
Pinnatifid-leaved Limnophila. Pl. aquatic. 
8 L. CHAMÆDRIFÒLIA ; leaves lanceolate, ovate, toothed at 
top; flowers opposite, axillary; ? calyx length of tube. %. S. 
Native of Malabar, in humid places. Gratiola chameedrifolia, 
Lruwworuina. XXX. Moreania. 543 
Lam. ill. 1. p. 54. Grat. trifida, 8, integrifolia, Vahl, enum. 1. 
p. 90.—Rheed. mal. 9. p. 166. t. 85. bad. Perhaps only a 
variety of L. gratioloides. 
Germander-leaved Limnophila. Pl. aquatic. 
.9 L.? Roxsv'zeunu; annual, erect, with creeping roots ; 
leaves opposite, nearly sessile, oblong, serrated; flowers axillary, 
solitary, nearly sessile. (2. S. Native among the Circars, in 
rills of fresh water. Capraria gratissima, Roxb, fl. ind. 3. p. 
92.—Rheed. mal. 9. t. 78. Stems round, as thick as the little 
finger; all the joints under water emit many fibrous roots, or 
multifid, filiform leaves. Leaves 23 inches long, and 1 broad. 
Corolla campanulate, purple: upper lip broader and emarginate. 
It is delightfully aromatic. 
Roxburgh’s Limnophila. Pl. aquatic. 
$ 2. Racrwósz. Flowers racemose. | Emersed leaves usually 
more than an inch long. 
10 L.? pirrU'sA ; suffruticose, diffuse; leaves opposite, peti- 
olate, lanceolate, obtuse, entire; spikes axillary and terminal, 
shorter than the leaves.  b.S. Native of India. Caprària 
diffüsa, Roxb. fl. ind. 3. p. 92. Plant spreading, young parts 
puberulous. Leaves 1-3 inches long, and under one in breadth. 
Flowers small, purple. Racemes villous, clammy. 
Diffuse Limnophila. Pl. diffuse. 
11 L. rnacemdsa (Benth. in Wall. cat. no. 3907.) emersed 
leaves opposite, or subverticillate, 3-nerved, serrated, or the 
lower ones are parted ; racemes dense, many-flowered ; calyxes 
membranous, smooth, pedicellate. 2t. S. Native of the Indian 
Peninsula and Bengal, Wall. Bejar Royle. Cyrilla aquatica, 
Roxb. cor. 2. p. 47. t. 189. L. hyssopifolia, Roth, nov. spec. 
297.?  Corollas purple. 
Racemose-flowered Limnophila. Pl. aquatic. 
12 L. cnaTYssiMA (Blum. bijdr. p. 749.? Benth. in Wall. 
cat. no. 3906. scroph. ind. p. 26.) emersed leaves 3 in a whorl, 
lanceolate-linear, serrated, feather-nerved ; raceme loose; 
calyx with elevated stripes, on long pedicels. 2/.$. Native 
at Goalpara, Hamilt.; Peninsula, Wight ; Ceylon, Macrae; 
Java, Blume.—Rheed. mal. 10. t. 6, ex Blume. Leaves all 
ternate, sessile. Peduncles and calyxes clothed with glandular 
hairs, ex Blume. 
Very grateful Limnophila. Pl. aquatic. 
13 L. porysta‘cuya (Benth. in Wall. cat. no. 3909.) emersed 
leaves 3 in a whorl, 3-nerved ; racemes branched, slender, many- 
flowered ; flowers small, sessile. 2/. S. Native of the Indian 
Peninsula and Bengal. 
Many-spiked Limnophila. Pl. aquatic. 
N.B. L. campanuloides, Benth. in Wall. cat. no. 3908, pro- 
bably belongs to Gentiàneze. 
Cult. All the species of Limnóphila being aquatic, they 
should be grown in a cistern placed in a stove, or warm part of 
a greenhouse, and treated like other tender aquatics. 
XXX. MORGA'NIA (named in memory of Hugh Mor- 
gan, an apothecary of London, whose botanic garden is spoken 
of highly by Lobel and Gerarde in several parts of their works.) 
R. Br. prod. p. 441. 
Lin. syst. Didyndmia, Angiospérmia. Calyx 5-parted, 
equal. Corolla ringent; upper lip 2-lobed: lower lip trifid ; 
lobes nearly equal, obcordate. Stamens 4, didynamous, in- 
closed; lobes of anthers divaricate, mutic. Stigma bilamel- 
late. Capsule 2-celled, 2-valved; valves bipartite; dissepiment 
from the inflexed margins of the valves.—Herbs with opposite 
leaves. Stems erect, tetragonal. Leaves linear. Peduncles 
axillary, 1-flowered, bibracteate at apex. Flowers blue. This 
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