






























90. 
.. Sesamum indicum, L., known Joly as Sim-sim.— This also is 
extensively cultivated, , but chiefly on the mainland. There are two Mads, 
_ the white and the black. The common castor oil plant ee co 
pawi; L.) is fou em in s village, and the seed used for 
cce Cuca p ide ria rons talis, Hk. f.) is a native 4 ‘the island 
d al d; the seeds are roasted and eaten; oil also is 
Eleis guineensis, Jacq.). The oil palm occurs > 
Zanzibar wild, ! s abundant in Pen nba. The kernal is ex poor 
the husk yields A “little oil. The s species requires verificatio 
[Specimens of oil-palm from Zanzibar, believed by Sir John Kirk io be 
identical with that found in Central Africa by himself on Lake Nyassa 
by Ca aptain Durton on Tan ganyika, 3 were received at Kew in 
i T rhe following are the chief fibres :— 
= is mad the coir of the cocoa-nut and exported 
Cotton. Cloth is made of the native cotton ( Gossypium, spp. ) which 
„grows readily, but the bole is very subject to be attacked by insects, and. 
Furerea gigantea, Vent. known as Mauritius hemp, and anot other 
"i "ice from Mauritius, both yield fibre. The e fier 
ds The: common American aloe (Agave tinéFiclinu, L.) has been 
introduced, but does not spread like the made vica The species of 
didisevichsa. common in the islands is worthless, beiug too short in thé 
fibre. Other deine on the mainland sieht: ein fibre. [Kew 
Bulletin, May 188 
Dyes. Indigo is perhaps the only postes we that has been manu 
ured for lcs in the islands. Thei as been abandoned for 
; d the tanks have | gone. is (nii the e plant grows. wild : 
! la eod (pr ~abably daid leon dis of inore species of Roccella.) COS 
obtainable in epe aec but the supply: for trade is all deri ved. 
om the northern coast of the mainland. 
Logwood (Hæmatoxylon debetis; L.)has been introduced. 
and oo rapidly, being evidently well UA to the climate and soil. 
"E rabian coffee ( Coffea arabica, L.) is grown by the Arabs, 
‘elds badly, the iali is also peculiarly liable to be ete suddenly 
he attack of a beetle that bores down the pith to the 
ion Coffee (Coffee liberica, Hiern) has been Waehéid, grows 
well, and yields freely, the coffee being of. orgs quality. 
ca nut ( ber Catechu, L.).—The Betel palm row and sup- 
i not only th local demand, but also a certain amount for e export. z 
ete par (Piper Betle, L.) is grown for its leaf in places ager des 
: shaded. The leaf is sold in every village. Van 4 
E fiel, ee was introduced from Réunion; it. ism E 
| might no doubt do better in the island of » 
greita sed to 




