PHANEROGAMS — PROFESSOR BAYLEY/ BALFOUR. 237 



bearing leaves but slightly larger than in the type, and also less prominently 

 pubescent, having very short inconspicuous hairs. Quite inodorous. Otherwise 

 like the type. 



From the plains. 



n. 580. Shows elongated twigs with large leaves, nearly as large as in n. 

 385, which are thin and membranous with longish petioles. Many of the 

 lateral branchlets are contracted. Strongly odorous. 



From the Haghier hills near Tamarida. 



5. AVICENNIA. 



Avicennia, Linn. Geu. app. n. 1237; Beuth. et Hook. Gen. PI. ii. 11G0. 



A genus of four species found on the shores of all countries in the warmer 

 regions of the world. 



A. officinalis, Linn. Sp. ed. 1. 110 ; Schauer in DC. Prod. xi. 700 ; Boiss. 

 Flor. Orient, iv. 536 ; Ach. Rich. Tent. Flor. Abyss, ii. 173. 



A. tomentosa, Jacq. Stirp. Amer. 178, t. 112, f. 2 ; E. Br. Prod. 518 ; Schauer in DC. Prod. xi. 

 699 ; Wall. PI. As. Ear. iii. 44, t. 271 ; Wight 1c. t. 1481. 



Soeotra. At Khor Hadjin and elsewhere. B.C.S. n. 559. 



Distrib. Of the genus. 



The Socotran plant is the form with narrow lanceolate and acute leaves. 



Order LVIL LABIATE. 



A large family of, commonly odorous, herbs found in all parts of the globe. 

 There are fifteen species in Soeotra representing eight genera. Of these genera, 

 three are widely spread round the world in the tropics, two of them also occurring 

 in extratropical regions ; four are essentially old world tropical genera, one of 

 them being now found introduced in the new world, another extending to the 

 Pacific islands, another to Australia, while the fourth has its maximum in the 

 Mediterranean region ; the eighth genus is one of limited range, occurring only 

 in south Africa, Abyssinia, and Soeotra. 



1. OCIMUM. 



Ocimum, Linn. Gen. n. 732, pro parte; Benth. et Hook. Gen. PI. ii. 1171. 



A large and widely-dispersed genus of odorous plants of the warmer regions 

 of the globe. 



O. canum, Sims Bot. Mag. t. 2452 ; Benth. Lab. 3, and in DC. Prod. xii. 

 32. 



Soeotra. Abundant everywhere. B.C.S. nn. 3, 435. Schweinf. n. 288. 



Distrib. A variable plant of cultivation widely dispersed in tropical Asia, 

 and Africa. 



