302 



The following are the approximate quantities and value of the 

 Sisal hemp exported from German East Africa since 1902 : 



Year. 



Quantity. Value 



Year 



Quantity. 



Value. 



• • 



Ions. 



1,140 

 1,836 



43,900 

 66,900 



During the first half of 1907 the exports from Tanga and 



Pansra 



XLII.-POLYADOA AND HOLALAFIA. 



Otto Stapf. 



Polyadoa.-In the Journal of the Linnean Society vol. xxx. (1894), 

 p. WiX described what was evidently a new species of Apocynamie 

 as Apocynacea quoad genus dubia," from specimens collected by 

 Mr bcott-Whot in Sierra Leone. In the absence of fruits I 

 Hesitated to refer it to one of the genera then known or to make a 



~ . "■■"■ ■*■*** ^vncia lxxcjxx xyixuvyxx ur tu xxxtxxvc a, 



new genus ot it. Subsequently, when working out the Apocy- 



rvra. nf 7W«~;*_i A ^ : _ T re(J j ged ifc as 



I 



naceae for tne Flora of Tropical Af> 



ff un f e7 ■ 



-~ .....vw,,^^^ AAcm. x.. \\ji.iiiiJ\jUbltlh'lA/0 i* 



* on those 



in*,* 17 o l n — Z »"">vi.vv<A,vu, y nail. i. \Kjuruoai\ 



t™JL ;• Schu ^:>' and based a new genus, Pohjadoa, w ,«v~ 

 nf tS • T ^ e ? ame ( P °!yad-oa) was intended to indicate one 



rtUHnt„ 1 ?a{, nC i P 5 cha ™ cters by which the new genus could be 

 £ niSf u , T ? unt 1 eria aad PUiocarpa, two genera with 



I nofnipVr,r ident ! y f ied " A P art from the numerous ovules, 



aES^Ssri sshs^x the ™ us sepals ' ^ 



foreign to PUiocarpa. The 



h 



fruit nf T> n u.r.3 ' ^v««*uierB ioreign to rieiocarpa. uie 



su^L^^*^ St P Mkno ^ but its numerous ovules 



^^eiAr^^i^^i?^*^ that ° f the *-**** 



la. Irom fruiting specimens 



Hunte? 



of La*os mv ««n«7 T, Jasi ' y ear trom Mr - * J - vv - roster, 



SH.T f?S? been conti ^ed ; but at the same time 



a zZkvZL S th p at ^y«ft»Bhonld be reduced to Picralima, 



ame SZ ?hn Pierre in l896 ' The floral characters are the 



pS^si Th 5 ; r ch j ar r 8ize ° f the amvers of 



-^S^ their partial 



in T the jSSSSlSS^ which have been described by me 



species of Pu/Ji^T^t A / nca ^} n therefore have to stand as 



should be added ;Jntn'n* ? wda ^ ™ d P. Elliotii. To these 

 aauedjmother, imperfectly known, species from 



ill »w km>$ /«,»« dSjJjJ ^g f V- ****« J/n>«, vol. iv., p. 103, and 



