'58 



All parts, also the flowers and pedicels more or less tomentose or puberulous, . . C. tomentosa. 



* * Filaments short, only as long as the anthers. 



All parts, also the flowers and pedicels more or less tomentose or puberulous, , . . . C Vareca. 

 HOMALIUM. 



* Stamens solitary and opposite the petals. 



Flowers about 2 lines in diameter. 



Ovary villous ; leaves coriaceous, tomentose or puberulous beneath ; flowers tomentose, 

 sessile ; racemes robust, tomentose H. tomentosum. 



Ovary villous ; leaves thin chartaceous, pubescent along the nerves ; flowers tomentose, 



shortly pedicelled ; racemes pubescent, slender, H. Griffilhianum. 



Flowers about a line in diameter. 



All parts also the inflorescences quite glabrous, H. mimitiflorum. 



* * Stamens bij 2 or more opposite to the petals. 



Ovary glabrous. All parts quite glabrous ; racemes slender, glabrous, H.foetidum. 



PASSIFLORAGE^. 



Conspectus of genera. 



Casica. Flowers unisexnal, or polygamous, the male and female perianths dissimilar. Calyx minute. Hale ooroUa 

 tubular, female one 5-peteilled. Stamens in 2 rows, the filaments free. 



CARICAi Only species C. Papaya. 



DATISGACE^. 



Conspectus of genera. 

 Tetkameles, Only genua. 



TETRAMELES.-Only species, T. nudifiora. 



ARALIACEJE. 



Conspectus of genera. 



Petals more or less imbricate in bud, inserted with a broad base. 



Aealla. Gynoecium 2-5-meroua. Styles free. Fruit in a dried state angular. Pedioela jointed. Leaves nsoally 

 pinnate or decompound. 



Petals valvate in the bud. Stamens as many as petals. Albumen homogeneous. 



O Ovary 2-rarely l-,3-, or 4-celled. Styles united in a cone or column. 

 Beassaiopsis. Flowers 5-merou3. Fruit terete. Ovary 2-1 -colled. Pedicels not jointed. Umbels forming large 

 terminal racemes. Leaves usually palmatifid. 



O Ovary 5- or more, rarely by abortion 3-4-celled. 

 X Pedicels jointed below the calyx. 

 PoLTSCiAS. Flowers B-more-parted. Petals free or cohering at summit. Ijeaves pinnate. 



X X Pedicels not jointed. 

 HEPTAPLEumm. Flowers 5-6-merous, seldom 4,^r 7-8-meronB. Drupes in a dried state ribbed and angular. 



Leaves usually digitate. 

 Tebvesia. Flowers 8-ia-merons. Drupes globular, snlcate or ribbed. Leaves palmatifid, digitate or pinnate. 



* * Petals valvate in bud. Stamens as many aa petals. Albumen ruminate. (Ovary a-ocoasionallv 



3.ceUed.) ' 



X Pedicels not jointed. 

 Hetebopanax. Styles distinct, filiform. Leaves pinnately-deoomponnd. 



X X Pedicels jointed below the calyx. 

 Maceopanax. Styles united in a cone or column. Leaves digitate. 



* * Petals valvate or valvately cohering. Stamens numerous. Styles none, connate in a cone or 



column. 

 TupiDANTHUS. Petals firmly cohering, thick. Gynoecium poly-{nearIy 100-) merous. Leaves digitate. 



ARALIi). 



Leaves decompound, sparingly hirsute ; petiole and rachis glabrous sparingly, acule- 

 ate, A__ armata. 



BRASSAIOPSIS. 



Young shoots rusty-scurvy-pubescent, B. palmata. 



POLYSCIAS.-Only species p. nodosa. 



