HOYA. 37 
lorum stigmatis pollen granulosum (simplex) colligentis."? 
This means I suppose simple with regard to the non-aggre- 
gation of masses, for each individual grain of pollen has cer- 
tainly the ordinary periploceous structure. 
In this structure, this plant accedes closely to Cryptolepis. 
I have examined both inthe Hort. Bot. Calcut. June, 
1835. 
Hoya. 
l. Hoya viridiflora, Pl. CCCLXXXVIII. 
1. Flower. 
2. Ditto perianth removed. 
3. Ditto Perianth and one of the fissures, a pollen mass is 
observable. 
4. Ditto all the processes of the corona removed. A gland 
with its pollinia is seen opposite one of the fissures, into 
which the tubes are descending. 
5. Gland and Pollinia (front.) 
6. Ditto lateral. 
7. Ditto emitting tubes. 
8. Portion of the interior of a pollen mass, which has. 
bursted. 
9. The same viewed externally. 
10. Detached grain with its tube. 
ll. Long, section of ovarium and style; gland and pollinia 
attached ; the brown spot at the apex of the placenta 
indicates the passage of the cord of tubes. 
Vellore: August, 1833. 
2. Hoye sp. 
Scandens et subparasit. in arboribus. 
Caulibus crassis, albis. 
Fol. vel caulinis vel in ramis brevissimis ovato-oblongis 
crassissimis coriaceis, l-veniis sepe cochleato-concavis, pal- 
Jidis petiolis i uncial ialibus. ; 
Umbellis f. tih rennantibus; floribus nu- 
a A 
