SCROPHULARISE.E. XXIX. LIMXOPHILA. XXX. MOEGAKIA. 



543 



solitary, opposite, sometimes sessile, sometimes pedicellate, ax- 

 illary or racemose ; pedicels usually bibracteate at apex. 



1 . AXILLARIFLOR.E. Flatters axillary . Emersed leates 

 hardly half an inch long. 



1 L. REFLE'XA (Benth. in Wall. cat. no. 3904. scroph. ind. p. 

 25.) stem slender, glabrous ; eroersed leaves usually opposite, 

 quite entire ; flowers sessile, axillary ; teeth of calyx short, 

 mntic ; capsule at length reflexed. .? 1. S. Native of the 

 Birman Empire, at Tavoy. 



-ffe/fe.rerf-capsuled Limnophila. PL aquatic. 



2 L. HETEROPHY'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. 11. S. Native of 

 Nipaul, Wall.; at Natbpur and Gagpur, Hamilt. ; Peninsula,? 

 Heyne. Columnea heterophylla, Roxb. fl. ind. 3. p. 97. 



Variable-leared Limnophila. PL aquatic. 



3 L. SESSILIFLORA (Blum, bijdr. p. 749. Benth. in Wall. cat. 

 no. 3902. scroph. ind. p. 25.) stem hairy ; emersed leaves 3- 

 parted, cut; flowers axillary, sessile, i^. S. Native at Goal- 

 para, Hamilt. ; Silhet, Wall. ; Java, Blum. Said to be nearly 

 allied to the following. 



Sessile-faltered Limnophila. PL aquatic. 



4 L. VILLOSA (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. "H.. S. Native of Java, in 

 humid parts of the mountains. 



J'illous Limnophila. PL aquatic. 



5 L. PCSCTA'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. If. S. Native of 

 Java, in humid places near Tjiradjas, Buitenzorg, &c. 



Dotted-leaved Limnophila. PL aquatic. 



6 L. GRATIOLOI'DES (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. I/ . 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. trifida, Spreng. syst. 2. p. 802. Hottonia I'n- 

 dica, Lin. spec. 208. Gratiola trifida, Willd. spec. 1. p. 104. 

 Hydropityon pedunculatum, Ser. in D. C. prod. 1. p. 422. 

 Columnea balsamica, Roxb. fl. ind. 3. p. 97. Burm. zeyl. t. 

 55. f. 2. Rheed. mal. 12. t. 36. Root creeping. Corolla 

 blue. 



Far. /3, myriophylloidts (Benth. scroph. ind. p. 26.) leaves 

 almost all many-parted ; segments short, capillaceously multifid. 

 I/ . S. L. myriophylloides, Roth, nov. spec. 294. 



I or. /, elongata (Benth. scroph. ind. p. 26.) stem elongated ; 

 submersed leaves capillaceously multifid : cauline ones distant, 

 nearly all entire. I/ . S. L. elongata, Benth. in Wall. cat. no. 

 3903. 



Gratiola-like Limnophila. PL aquatic. 



7 L. PIXXATI'FIDA (Blum, bijdr. p. 749.) stems striated, beset 

 with glandular hairs above ; leaves all verticillate, setaceously 

 multifid ; flowers axillary, nearly sessile, solitary. 1. S. Na- 

 tive of Java, in rivulets near Linga Jattie, in the province of 

 Cherebon, where it is called Gangang. 



Finnatifid-leaved Limnophila. PI. aquatic. 



t8 L. CHAM-tDRiFOLiA ; leaves lanceolate, ovate, toothed at 

 top ; flowers opposite, axillary; ? calyx length of tube. If.. S. 

 Native of Malabar, in humid places. Gratiola chamaedrifolia, 



Lam. ill. 1. p. 54. Grat. trifida, ft, integrifblia, Vahl, enum. 1. 

 p. 90. Rheed. mal. 9. p. 166. t. 85. bad. Perhaps only a 

 variety of L. graiiololdes. 



Germander --leaved Limnophila. PI. aquatic. 



9 L. ? ROXBU'RGHII ; annual, erect, with creeping roots ; 

 leaves opposite, nearly sessile, oblong, serrated ; flowers axillary, 

 solitary, nearly sessile. Q. S. Native among the Circars, in 

 rills of fresh water. Capraria gratissima, Roxb. fl. ind. S. 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 Z\ inches long, and 1 broad. 

 Corolla campanulate, purple : upper lip broader and emarginate. 

 It is delightfully aromatic. 



Roxburgh'* Limnophila. PI. aquatic. 



2. RACEMOS.C. Floivert racemose. Emerted leaves usually 

 more than an inch long. 



10 L. ?DIFFU'SA; suffruticose, diffuse : leaves opposite, peti- 

 olate, lanceolate, obtuse, entire ; spikes axillary and terminal, 

 shorter than the leaves. ^2 . S. Native of India. Capraria 

 difiusa, 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. PI. diffuse. 



11 L. RACEMOSA (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. Ti . S. Native of the Indian 

 Peninsula and Bengal, Wall. Bejar Royle. Cyrflla aquatica, 

 Roxb. cor. 2. p. 47. t. 189. L. hyssopifolia, Roth, nov. spec. 

 297. ? Corollas purple. 



Racemose-flowered Limnophila. PI. aquatic. 



12 L. GRATI'SSIMA (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. If S. 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. PI. aquatic. 



1 3 L. POLYSTA'CHYA (Benth. in Wall. cat. no. 3909.) emersed 

 leaves 3 in a whorl, 3-nerved ; racemes branched, slender, many- 

 flowered ; flowers small, sessile. If. . S. Native of the Indian 

 Peninsula and Bengal. 



Many-spiked Limnophila. PI. aquatic. 



N.B. L. campanuloides, Benth. in Wall. cat. no. 3908, pro- 

 bably belongs to Gentianeas. 



Cult. All the species of Limnophila 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. STST. Didynamia, Angiospermia. Calyx 5-parted, 

 equal. Corolla ringent ; upper lip 2-lobed : lower lip trifid ; 

 lobes nearly equal, obcordate. Stamens 4, didynamous, la- 

 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 

 1 



