Pedaliaceae

Sesame Sesamum indicum, copyright Franz Xaver.

Belongs within: Lamiales.

The Pedaliaceae are a primarily tropical group of herbs with mucilaginous hairs, the most familiar member of which is the sesame plant Sesamum indicum.

Characters (from Black & Robertson 1965): Glandular herbs, with opposite exstipulate leaves. Flowers bisexual, irregular; corolla five-lobed, more or less two-lipped; stamens 4, in pairs, with a minute staminode; the two anther-cells parallel; ovary superior, of two to four carpels, but finely divided by secondary disseptiments into twice as many cells; ovules anatropous, several in each cell on axile placentas or rarely solitary and almost basal; style filiform, with as many stigmatic lobes as carpels; fruit a nut or capsule; seeds with scanty albumen; embryo straight, with very short radicle.

<==Pedaliaceae
    |--Sesamothamnus leistneranus CV06
    |--Pedalium murex PP07
    |--Josephinia Ventenat 1804 BR65
    |    |--J. eugeniae BR65
    |    `--J. papillosa LK14
    |--Rogeria CV06
    |    |--R. adenophylla C55a
    |    `--R. bigibbosa CV06
    `--Sesamum OP01
         |--S. abbreviatum CV06
         |--S. indicum OP01 [incl. S. orientale C55b]
         `--S. marlothii CV06

*Type species of generic name indicated

REFERENCES

[BR65] Black, J. M., & E. L. Robertson. 1965. Flora of South Australia. Part IV. Oleaceae–Compositae. W. L. Hawes, Government Printer: Adelaide.

[C55a] Candolle, A. de. 1855a. Géographie Botanique Raisonée: Ou exposition des faits principaux et des lois concernant la distribution géographique des plantes de l’époque actuelle vol. 1. Librairie de Victor Masson: Paris.

[C55b] Candolle, A. de. 1855b. Géographie Botanique Raisonée: Ou exposition des faits principaux et des lois concernant la distribution géographique des plantes de l’époque actuelle vol. 2. Librairie de Victor Masson: Paris.

[CV06] Craven, P., & P. Vorster. 2006. Patterns of plant diversity and endemism in Namibia. Bothalia 36 (2): 175–189.

[LK14] Lyons, M. N., G. J. Keighery, L. A. Gibson & T. Handasyde. 2014. Flora and vegetation communities of selected islands off the Kimberley coast of Western Australia. Records of the Western Australian Museum Supplement 81: 205–244.

[OP01] Olmstead, R. G., C. W. dePamphilis, A. D. Wolfe, N. D. Young, W. J. Elisons & P. A. Reeves. 2001. Disintegration of the Scrophulariaceae. American Journal of Botany 88 (2): 348–361.

[PP07] Pandey, R. P., & P. M. Padhye. 2007. Studies on phytodiversity of Arid Machia Safari Park-Kailana in Jodhpur (Rajasthan). Bulletin of the Botanical Survey of India 49: 15–78.