518 PROF. OLIVER ON THREE NEW GENERA OF PLANTS. 
' cumscisse caduco, sæpius etiam lateraliter rumpendo; tubo persistente turbinato- 
campanulato truncato indiviso ovario adnato. 
Petala apice obtusiuscula glabra 
1-poll. longa. Capsula lignosa 3-4 poll. lata, basi in stipitem brevi crasso angustata, 
valvis liberis post dehiscentiam calycis tubum adnatum + poll. superantibus. 
Hab. Penang, Dr. Maingay. 
(No. 1513, Kew distr.) 
EXPLANATION OF THE PLATES. 
PLATE XLII. 
Pteleocarpa malaccensis, Oliv. 
Fig. 1. Flower. Fig. 7. Apices of two seeds in situ. The seed to 
Fig. 2. Corolla laid open, with stamens. the left shows the lateral raphe on the 
Fig. 3. Anther. near side of the testa. 
Fig. 4. Calyx and pistil. Fig. 8. Seed. 
Fig. 5. Pistil. Fig. 9. Embryo. 
Fig. 6. Vertical section of same. 
Prare XLIII. 
Ctenolophon parvifolius, Oliv. 
Fig. 1. Bud. Fig. 6. Same, with a portion of the pericarp, the 
Fig. 2. Vertical section of flower. calyx removed. 
. Fig. 3. Pistil. Fig. 7. Transverse section of (imperfect) seed 
Fig. 4. Young seed, with the placentary axis 
and remains of abortive ovules. 
Fig. 5. Calyx and mature seed, after removal of 
the pericarp, pendulous from the per- 
sistent separable placentary axis. 
showing the crested raphe. 
Fig. 8. Vertical section of pistil of C. grandifolius. 
Fig. 9. Dissepiment, partially perforate, of ovary 
of the same. 
Fig. 10. A pollen-grain (greatly enlarged). 
PLATE XLIV. 
Maingaya malayana, Oliv. 
Fig. 1. Bud. 
Fig. 2. The same, the calyx-limb circumsciss at 
base and irregularly opening. 
Fig. 3. Flower after fall of calyx-limb. 
Fig. 4. The same, petals removed. 
Figs. 5 & 6. Staminodia. 
Fig. 7. Stamen. 
Fig. 8. Vertical section of ovary. 
