340 AviCENNrA. 



inserted in the corolla-throat; filaments short; anthers 

 shortly exsert; anther-cells ellipsoid, parallel; style short 

 and conical or longer, subfiliform, stigma cylindrical (or 

 bifid?); ovary imperfectly 4-celled, with a 4-winged central 

 axis; ovules 4, pendulous between the axial wings; fruit 

 a capsule, dehiscent by 2 leathery valves; seed solitary, 

 erect, albumen none. 



Distribution : in estuaries and along the sea-coast of the 

 warmer regions of the Old World. 



1. A. officinalis L. s.a., Sp. pi. 110 (1735); Benth. and 

 V. MuelL, Fl. Austr. V. 69; Williams, Bull. Herb. Boiss. 

 ser. II, T. V, 432; Schauer. DC, Prodr. XI, 700; Fox- 

 worthy, Distrib. Mangrove-swamps, Ann. J. bot. Btz. 

 suppl. 3, 324 and 337; Forbes and Hemsley, Fl. Sin. II, 

 265; Pulle in Lorentz, Nova-Guinea, VIII, 2, 403; Hemsley, 

 Chall. Rep. Bot. I, 110 and 178; Hook, f., Fl. Br. Ind. 

 IV, 604; Koord. en Vai, Bijdr. Booms. Java no. 7, 217; 

 iid., Atl. d. Baum. II, 6, t. 273 and 274; Koord., Meded. 

 's L. PI. tuin XIX, 558; King and Gamble, Journ. As. 

 Soc. Bengal, LXXIV, 4, 867; Miq., Fl. Ind. bat. II, 912, 

 and suppl. 244; Merrill, Bur. Gov. Lab. no. 27, 69; 

 Maximowicz, Bull. Ac. Imp. Sc. St.-Pet. XXXI, 88; 

 Schumann u. Lauterbach., Fl. D. Schutzgeb. Sudsee, 527; 

 Schimper, Bot. Mitt. a.d. Trop. Ill, 98 and 129; Scheffer, 

 Ann. Jard. bot. Btz. I. 43; Valeton, Bull. Dept. agric. 

 Ind. neerl. X, 53; Warburg. Engl. Jhrb. XIII, 426. ^ 

 A. alba Bl. Bijdr. 821 (1826); Wight, Icones t. 1482; 

 Koord. en Vai, Bijdr. I.e. 221; iid. Atl. t. 273.; 

 King and Gamble, I.e. 868; HooA:., Comp. Bot. Mag. 

 I, 349; Miq., Fl. I.e. 913 and suppl. 244; Merrill, Phil. 

 Journ. Sci. Bot. XI, 311; Hall f., Med. 's Rijks Herb. 

 Leid. no. 37, 87 ^); Spanoghe, Linnaea XV, 330; Scheger, 



•) „A toraentosa (baud Jacq. nee Willd., nee R.Br, aec Roxb. etc.) 

 BL! Bijdr. 821" in Hallier f.. I.e. 88, must be a mistake of Hallier; 



