Sideroxylon Linnaeus (1753: 192)

Völtz, Rafael R., Alves-Araújo, Anderson & Goldenberg, Renato, 2020, Native Species of Sapotaceae Juss. in Paraná, Brazil, Phytotaxa 430 (4), pp. 224-276 : 269

7. Sideroxylon Linnaeus (1753: 192) .

Treelet, spiny. Stipules absent. Leaves opposite to subopposite at first, becoming alternate or fascicled on short shoots, spaced; venation brochidodromous, secondary veins straight, parallel, intramarginal vein present, intersecondaries long, interspersed among the secondaries and parallel to them, tertiary veins ramified, parallel to the secondaries and intersecondaries and descending from the margin (admedial), or occasionally reticulate, quaternary veins inconspicuous. Inflorescences axillary. Flowers androgynous; calyx in a single whorl of 5 sepals, free, valvate; corolla cyathiform, glabrous, tube shorter than the lobes, lobes 5, divided to the base into 3 segments, margin entire or erose; stamens 5, fixed at the top of corolla tube, exserted; staminodes 5, undivided; ovary 4–5-locular, pubescent at the base. Fruit immature glabrous. Seeds not available.