96 Anton K. Schindler. — Halorrhagaceae. 



rotundata vel lentiformi-eompressa et acute 1 -lineata migulosa vel tuberculata, nunquam 

 2-lineata. Species indicae et madagascarienses. 



21. M. tetrandrum Roxb. Fl. ind. ed. Carey I. (1820) 470; P. DC! in DC. Prodr. 

 III. (1828) 68; Griff. Notul. IV. (1854) 686; Wight et Arn. Prodr. I. (183 4) 3 29; 

 Miq. Fl. Ind. bat. I. (1855) 634. — M. indieum Wall.! Cat. n. 6338 non Roxb. 

 — M. indieum Clarke! in Hook. f. Fl. Brit. Ind. II. (1878) 433 non alior. (e. p., 

 quoad cit. Wall. Cat. n. 6338 et synon. M. tetrandrum). — Herba submerse aquatica, 

 caulium apieibus emergentibus foliosa, sparse ramosa, usque 2 m longa. Folia plerum- 

 que 5 Da verticillata, capillaceo-pinnata, usque ad 60 mm longa, lobis capillaceis ad 13 mm 

 longis, apicem caulis versus emergentia in bracteas transeuntia, lanceolata vel spathulata, 

 inciso-serrata vel obsolete serrata, submucronata, superiora ± 4 mm longa et 1 mm 

 lata. Flores hermaphroditi vel abortu infimi foeminei summi masculi, in foliorum axillis 

 singuli breviter pedicellati, 5 111 verticillati, bracteolis 2 palmiscissis ±0,4 mm longis 

 praediti; calycis tubus tetraqueter, 4-sulcatus, granulatus, ± 0,5 mm longus totidem- 

 que diam., lobis 4 triangularibus acutis ± 0,2 mm longis et 0,15 — 0,2 mm latis; 

 petala 4, cochleiformia, planiuscula, breviter unguiculata, membranacea, ± 1,0 mm 

 longa et latere visa 0,4 mm lata; stamina 4, filamentis dz 0,3 mm, antheris ± 0,5 mm 

 longis et 0,2 mm latis; styli 4 patenter recurvi, erecte papillosi. Fructus 4-partitus, 

 merocarpiis 4 dorso late rotundatis paullo compressis hie rugulosis et acute granulatis, 

 late 4-lobatus, ad 1,5 mm longus et 2,0 mm diametro metiens brunneus. 



Ost-Indien: Bengalen; Calcutta (Wallich n. 356 r 2170, 6338D, Kamphövener 

 [Galathea-Exped.] n. 664 u. 3092, Segain n. 659), Serampore (Lehmann, Voigt, 

 Wallich n. 6338G); Silhet (Wallich n. 6338E); Ost-Bengalen (Griffith [Kew Distrib.] 

 n. 2441 [e. p.], Hooker f. et Thomson). 



22. M. tuberculatum Roxb. Hort, bengal. (1814) 12 et Fl. ind. ed. Carey I. 

 (1820) 471 ; Wallich! Cat. n. 6337.; P. DC! in DC. Prodr. III. (1828) 69; Miq. Fl. Ind. 

 bat. I. I. (1855) 635; Clarke! in Hook. f. Fl. Brit. Ind. II. (1878) 432. ■ — M. indieum 

 Wight, Illustr. (1841—50) t. 102 (non P. DC.) (e. p., quoad fruetum, cet. excl.). — 

 M. intermedium Clarke, 1. c. non Wight, sphalm. — M. indieum Griff. Not. IV. (1854) 

 687. — Herba suffrutescens submerse aquatica, caule florifero emergente, vel limosa, 

 caule in limo repente et hinc inde radices nonnunquam etiam parte amphibia pro- 

 ferente, folioso, ramoso usque ad 2 m longa. Folia verticillata vel pseudoverticillata, 

 inferiora pinnata, usque ad 80 mm longa, lobis linearibus vel capillaceis, amphibia ± 

 10 mm longa et 1,0 mm lata, pinnatifida, superiora fertilia saepius alterna, lineari-spa- 

 thulata apicem versus serrulata, usque ad 1 5 mm longa et 1,0 mm lata non petiolata. 

 Flores in bractearum axillis sessiles singuli, norma hermaphroditi vel infimi abortu 

 foeminei, summi masculi caulis apice plurimi verticillati, non nisi summi alterni, ramorum 

 inflorescentiis paene omnes alterni, bracteolis 2 ovatis minute coneavis serratis ± 0,8 mm 

 longis et 0,5 mm latis praediti; calycis tubus obverse pyramidali-tetraqueter, 4-sulcatus, 

 0,6 — 1 mm longus et 0,4 mm diam., carpellis dorso acute granulatis, lobis 4 ovatis 

 ± 0,1 mm longis et latis; petala 4, cochleiformi-navicularia, apice acuta, ±1,2 mm 

 longa et latere visa rb 0,3 mm lata, minime unguiculata; stamina 4, alternipetala, 

 antheris ± 1,0 mm longis et 0,2 mm latis; styli 4, basi subglobose incrassati apicem 

 versus altenuati, divergentes, ± 0,2 mm longi. Fructus maturus carpellis valde lenti- 

 formi-compressis dorso tuberculatis et acutangulis cruciatus, pallide brunneus, ±2,5 mm 

 longus et 3,0 mm diametro metiens. 



Indien: Ost-Bengalen (Griffith [Kew Distrib.] n. 2441 (e. p.), 5609, Thomson, 

 Wallich n. 750, 6337); Serampore (Voigt). 



23. M. intermedium P. DC! in DC. Prodi*. III. (1828) 69; Miq. Fl. Ind. bat. 

 I. (1855) 634. — M. intermedium Clarke! in Hook. f. Fl. brit. Ind. II. (1878) 433 

 non P. DC (e. p., excl. cit. synon. M. variaefolium). — M. indieum Wight!, Illustr. 

 (1841 — 50) t. 102 (non alior.) (e. p., excl. fruet.). — M. indieum Trimen ! Handb. 

 Fl. Ceylon. II. (1894) non alior. (e. p., quoad cit. synon. Haloragis oligantha Wight 



