SCROPHULARINE^;. XXI. BONNAYA. 



537 



simple. ? Capsule globose, bursting irregularly ; valves hardly 

 loosened ; dissepiment parallel. 



1 P. HUMIFU SUM (Delile, fl. egypt. p. 4. t. 4. f. 2. Benth. scroph. 

 ind. p. 32.) I/.. S. Native of India, and Nortb of Africa. 

 Microcarpae a cochlearifolia, Smith, in Rees' cycl. Hook. bot. 

 misc. 3. p. 95. suppl. t. 29. Paederota cochlearifolia, Kon. et 

 Rottl. Wall. cat. no. 3920. Hedyotis maritima, Lin. suppl. p. 

 119. Oldenlandia maritima, Roth, nov. spec. p. 97. Herb 

 creeping, glabrous, with the habit of Peplis. Leaves opposite, 

 obovate, quite entire. Flowers axillary, opposite, solitary, on 

 very short pedicels. 



Trailing Peplidium. PI. creeping. 



Cult. For culture and propagation see Monltra, p. 536. 



XXI. BONNA'YA (named by Link after Bonnay, a Ger- 

 man botanist.) Link, et Otto, abbild. t. 2. p. 25. t. 11 . Benth. 

 scroph. ind. p. 32. 



LIN. SYST. Didndria, Monogynia. Calyx 5-parted, nearly 

 equal. Corolla with an exserted tube, and a bilabiate, 5-parted 

 limb ; upper lip the shortest. Stamens 4, 2 superior ones fer- 

 tile, inclosed, the 2 sterile ones inserted at the base of the lower 

 lip ; anthers cohering. Stigma flattened, bilamellate. Capsule 

 globose, oblong, or usually linear, 2-valved ; valves entire, 

 membranous, with flat margins ; dissepiment parallel, placenti- 

 ferous, at length free. Usually glabrous, rarely pilose, creeping, 

 slender, or erectish herbs. Leaves opposite, quite entire, or 

 toothed. Flowers axillary, opposite, or alternate from abortion, 

 usually pedicellate, the upper ones sometimes racemose. 



1 . SILIQUOS.E (from Siliqua, a long pod ; from the long 

 narrow capsules.) Capsules linear. Allied to the siliquose 

 species of VandeUia. 



* Capsule erectly spreading. Floners racemose. The species 

 of this section are very variable, and are readily confounded 

 n'ith each other, ex Benth. 



1 B. BRACHIA'TA (Link et Otto, abbild. 2. p. 25. t. 11.) erect, 

 much branched ; leaves oblong, sharply serrated ; flowers race- 

 mose ; capsule erectly spreading, twice as long as the calyx. 

 . S. Native of the Indian Peninsula and Bengal; Manilla, 

 Lu9on, c. Gratiola serrata, Roxb. fl. ind. 1. p. 140. Gra- 

 tiola oppositifdlia, Herb. Willd. no. 376. Gratiola grandiflora, 

 Herb. Willd. no. 383. Ruellia antipoda, Lin. part. Rheed. 

 mal. 9. t. 59. Flowers racemose at the tops of the branches. 

 Corolla pink coloured. 



Armed Bonnaya. Fl. Aug. Clt. 1823. PL i foot. 



2 B. RE'PENS (Spreng. syst. 1. p. 41. Benth. scroph. ind. 

 p. 32.) stem creeping; leaves roundish-oblong, narrowed into 

 the petioles, sharply serrated ; flowers racemose ; capsule erectly 

 spreading, 2-3 times as long as the calyx. S. Native of 

 Nipaul, Silhet, and the Moluccas, &c. Gratiola reptans, Roxb. 

 fl. ind. 1. p. 140. Gratiola ruellioides, Keen. Colsm. grat. p. 

 12. Vahl. symb. 1. p. 99. Bonnaya ruellioides, Spreng. syst. 

 1. p. 41. Gratiola ciliata, Colsm. grat. p. 14. ? Bonnaya cili- 

 ata, Spreng. syst. 1. p. 41. Henckelia Roxburghiana, Link. 

 Schwaegr. et Dietr. spec. 1. p. 572. Corolla large, of a pale 

 bluish colour. Capsule longer than in B. brachiata, usually 

 8-10 lines. 



Creeping Bonnaya. PI. creeping. 



3 B. VERONICFOLIA (Spreng. syst. 1. p. 41. Benth. scroph. 

 ind. p. 33.) stem creeping ; leaves oblong : lower ones petio- 

 late : superior ones serrated, thickish ; flowers racemose ; cap- 

 sule erectly spreading, 2-3 times longer than the calyx. Q. 

 H. Native of Hindostan, Nipaul, Silhet, Birman Empire. 

 Bonnaya rigida, Benth. in Wall. cat. no. 3859. B. procum- 

 bens, Benth. in Wall. cat. no. 3860. Gratiola veronicaefolia, 



VOL. IV. 



Retz. obs. 4. p. 8.? Roxb. cor. 2. p. 30. t. 154. Gratiola 

 marginata, Colsm. grat. p. 11.? Bonnaya marginata, Spreng. 

 syst. 1. p. 4. ? Gratiola grandiflora, Retz. obs. 41. p. 8. but 

 not of Roxb. Gratiola racemosa, Roth, nov. spec. p. 9. Bon- 

 naya Rothii, Link, Schwaegr. et Dietr. spec. pi. 1. p. 55C. Co- 

 rolla reddish. Capsule 6-7 lines long. Stem tetragonal. 



Speednell-leaved Bonnaya. Fl. June, Sept. Clt. 1798. 

 PL I foot. 



4 B. VERBEN-SFOLIA (Spreng. syst. 1. p. 42. Benth. scroph. 

 ind. p. 33.) stems erect or ascending ; leaves lanceolate, quite 

 entire or serrated ; flowers racemose ; capsules erectly spread- 

 ing, 2-3 times longer than the calyx. Q. S. Native of Hin- 

 dostan, Silhet, Birmann Empire ; and of China, Nelson. Titt- 

 mannia Colsmanni, Benth. in Wall. cat. no. 3952. Gratiola 

 verbensefolia, Colsm. grat. p. 9. Gratiola racemosa, Roxb. fl. 

 ind. 1. p. 139. but not of Roth. Gratiola ciliata, Commers. in 

 Colms. grat. p. 14. ? Gratiola Roxburghiana, Roem. et Schultes, 

 syst. 1. p. 123. Bonnaya Roxburghiana, Link, Schwaegr. et 

 Dietr. spec. 1. p. 559. This species hardly differs from Van- 

 dellia, unless in the stamens. 



Vervain-leaved Bonnaya. PL \ foot. 



5 B. PUSI'LLA (Benth. in Wall. cat. no. 3861. scropb. ind. 

 p. 33.) stem diffuse, much branched ; leaves ovate-oblong, ses- 

 sile, thickish, serrated ; flowers small, racemose ; capsules 

 erectish, linear, scarcely exceeding the calyx. Q.1 S. Native 

 of Singapore. 



Small Bonnaya. PL diffuse. 



* * Capsules erectly spreading. Floners axillary. 



6 B. GRANDIFLORA (Spreng. syst. 1. p. 41. Benth. scroph. 

 ind. p. 33.) stem diffuse, subrepent; leaves ovate or ovate-lan- 

 ceolate, sessile, serrated ; flowers axillary, opposite ; capsules 

 linear, erectly spreading, hardly twice as long as the calyx. 0.? 

 S. Native of the Indian Peninsula, in wet places. Bonnaya 

 Wightii, Benth, in Wall. cat. no. 3864. Gratiola grandiflora, 

 Roxb. cor. 2. p. 42. t. 179. fl. ind. ed. Car. 1. p. 137. but hardly 

 of Retz. Henckelia grandiflora, Link, Schwaegr. etDietr. spec, 

 pi. 1. p. 573. Ruellia antipoda, Lin. spec. part. Rumph. amb. 

 5. p. 460. t. 170. f. 2. Flowers light blue, very like those of 

 VandeUia pedunculata. The specific name is not very apt, other 

 species having equally large flowers. 



Great-jlowered Bonnaya. PL creeping, 5 foot. 



7 B. PEDUNCULA'RIS (Benth. in Wall. cat. no. 3865.) stems 

 elongated, slender ; leaves remote, oblong-lanceolate, nearly 

 quite entire ; flowers axillary, solitary, on long peduncles ; cap- 

 sules linear, spreading, hardly twice as long as the calyx. O- 

 S. Native of Silhet, Wall. Nearly allied to Gratiola pulegii- 

 folia, Vahl. enum. 1. p. 98. but the flowers are very rarely op- 

 posite. 



Perfuneu/ar-flowered Bonnaya. PL creeping, \ to 1 foot. 



8 B. PULEGIIFOLIA ; leaves oblong, serrated ; peduncles axil- 

 lary, opposite, length of leaves ; capsule subulate. Q. S. 

 Native of the East Indies. Gratiola pulegiifolia, Vahl, enum. 

 1. p. 98. Stems filiform. Leaves sessile. 



Pennyroyal-leaved Bonnaya. PL creeping. 



* * * Capsules reflexed. 



9 B. OPPOSITIFOLIA (Spreng. syst. 1. p. 41.) erect; leaves 

 oblong or lanceolate, a little serrated ; peduncles opposite the 

 leaves; capsules linear, reflexed. Q. S. Native of Coroman- 

 del. Gratiola oppositifolia, Roxb. cor. 2. p. 30. t. 155. fl. ind. 

 ed. Car. 1. p. 139. and probably of Retz. obs. 4. p. 8. Henc- 

 kelia oppositifolia, Link, Schwaegr. et Dietr. spec. pi. 1. p. 

 573. Flowers small, blue. Capsule linear, twice the length of 

 the calyx. Sterile filaments white. 



Opposite-leaved Bonnaya. PL | to J foot. 

 3 Z 



