Gastonia

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Gastonia

Description

Trees unarmed with thick branches, glabrous or tomentose. Leaves large, im- paripinnate, exstipulate; Flowers in umbellules which are arranged race- mosely, or in verticils, on strong inflorescence branches; Stamens either equal in number to the petals or up to several times as many; Ovary inferior, broadly obconic, cells 7-22; Fruit a spherical berry (strongly ribbed when dry), with an indistinct calyx rim, a flattened disk, and a prominent stylopodium bearing a ring of radiating stigmatic arms;

Distribution

Africa:, Seychelles (Seychelles present) Asia-Tropical: East Africa: present Madagascar: present Solomon Is: present
About 10 spp. in East Africa, Madagascar, the Seychelles and Mascarenes, Malesia, and the Solomon Is.

Taxonomy

I have amply analyzed and discussed the affinities of Gastonia (). I have come to the conclusion that within its alliances Gastonia is the only genus west of Samoa; in Polynesia there are three other closely allied genera.

Citation

Miq. - in Nachtr. 1900: 253
Hutch. - in Gen. Fl. Pl. 1967: 68
Miq. - in Ann. Mus. Bot. Lugd.-Bat. 1863: 5
Harms - in E. & P., Nat. Pfl. Fam. 3. 1894: 43
Harms - in E. & P., Nat. Pfl. Fam. 3. 1894: 29
Philipson - in Blumea. 1970: f. 1-10