328 xxxvi. burseracEjE (oliveb). [Canarium. 



striate, puberulous. Leaves imparipinnate, apparently about 7-foliolate; leaf- 

 lets opposite, firmly membranous, petiolulate, oblong- or broadly-elliptical, 

 entire, apiculate, glabrous above, minutely scaberulous beneath, 5-6 in. long, 

 3-3£ in. broad or terminal leaflet 8 in. by 5 in. ; petiolules |-1 in. Flowers 

 small, in axillary, erect or ascending panicles of 4-6 in., usually 2 or 3 

 together : lateral branches, at least the upper ones, short or flowers fascicled. 

 Pedicels equalling the 3-partite calyx or shorter. Calyx-lobes broadly ovate- 

 deltoid. Stamens 6, inserted on the outer side of an undulate disk. Ovary 

 glabrous, 2-celled. Ovules geminate. 



Upper Guinea. Small Kobi Island, Gulf of Guinea, Mann ! 



The fruit, which 1 have not seen, Mr. Mann says is eaten by the natives. 



4. PAIViEUSA, Welw. ; Benth. et Hook. f. Gen. PI. i. 993. 



Flowers unisexual; male in shortly pedunculate involucrate capitula; 

 female solitary. Male fl. : Calyx more or less oblique, deeply 6-8-fid ; lobes 

 unequal, erect, obtuse. Petals* 0. Stamens 6-8, inserted around a crenate 

 disk ; filaments filiform, glabrous. Anthers basifixed, 2-celled, dehiscing 

 longitudinally. Ovary obsolete. Female fl. : Calys same as in male, but 

 larger, persistent. Petals 0. Ovary ovoid, surrounded by 6-7 minute, 

 ciliate, distinct or confluent scales, 2-celled ; style short ; stigmas 2, reni- 

 form ; ovules geminate, pendulous from near the apex of the cells. Fruit 

 obovoid ; epicarp coriaceous ; endocarp thin, imperfectly 2-valved, with 1-2 

 bony pyrenes in each cell. Seed exalbuminous ; cotyledons broadly obcordate, 

 plane; radicle superior, short, straight.— Small tree, with stout tuberculate 

 branches. Leaves alternate, fascicled at the extremities, digitate ; leaflets 5 

 (rarely more or fewer), oblanceolate or obovate-oblong, rather obtuse, entire, 

 tomentose beneath. Flowers inconspicuous ; the male in densely fascicled 

 involucrate heads. 



But one species is known. 



1. P. dactylophylla, Welw. in Linn. Trans, xxvii. (ined.) t. 7. A small 

 tree of 8-15 ft. ; extremities brownish- or rusty-tomentose or silky. Leaves 

 spreading, thinly pubescent above, at length nearly glabrous, softly tomen- 

 tose beneath ; leaflets 2|—5 in. long, 1-lf in. broad ; petiole 2-3 in. Male 

 flowers 30 or more in each head ; involucre unequally 6-8-lobed. 

 Lower Guinea. Huilla, Angola, Br. Welwitsch I 

 For the details of the above description I am indebted to Dr. Welwitsch ! 



? Hemprichia, Ehrenb. ; Benth. et Hook. f. 1. c. 327. " Flowers hermaphrodite. Calyx 

 4-fid. Petals 4, hairy externally. Stamens 8, inserted on the margin of an adnate disk. 

 Ovary ovoid, 2-celled, with a short thick style and 3-suleate stigma; ovules solitary. Fruit 

 globose ; the outer layer of the pericarp separating in 2-4 deciduous valves ; inner layer 

 sheathing the base of the 1 -celled (by abortion) pyrene, red, succulent, resembling an arillus. 

 Seed exalbuminous; cotyledons plicate ; radicle superior.— A shrub or tree. Leaves alter- 

 nate, 3-5-foliolate. Panicles short, axillary." 



Based upon a plant {H. erythraa, Ehrenb.) collected on the Island Ketumbal, in the Red 

 Sea. 



