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This genus is accepted, and its native range is Ethiopia to S. Africa, Madagascar, S. Arabian Peninsula.
Ruttya fruticosa

[FZ]

Flora Zambesiaca Acanthaceae (part 2) by Iain Darbyshire, Kaj Vollesen and Ensermu Kelbessa

Morphology General Habit
Shrubs or shrubby herbs; cystoliths conspicuous, linear; stems rounded.
Morphology Leaves
Leaves opposite, entire.
Morphology Reproductive morphology Flowers
Flowers single, aggregated into short few-flowered to long many-flowered racemoid cymes.
Morphology Reproductive morphology Inflorescences Bracteoles
Bracteoles present, triangular.
Morphology Reproductive morphology Flowers Calyx
Calyx deeply divided into 5 equal subulate to narrowly triangular lobes.
Morphology Reproductive morphology Flowers Corolla
Corolla glabrous on outside; basal tube short and wide, widening slightly into a short throat; lobes 5, lower 3 strongly deflexed against tube, upper 2 erect, forming a hood.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 2, with 2 minute to long staminodes; filaments attached near base of upper lip and held under it, glabrous, terete to flattened and winged; anthers monothecous, ellipsoid to oblong, straight or curved, with a short spur or mucronate to rounded at base, glabrous.
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary with 2 ovules per locule; style glabrous; stigma of 2 equal, erect, broadly ellipsoid lobes.
Morphology Reproductive morphology Fruits
Capsule 4-seeded, clavate with contracted solid stalk-like basal part, glabrous, seed-bearing part ellipsoid, laterally flattened; retinacula strong, hooked.
Morphology Reproductive morphology Seeds
Seeds discoid, smooth on both sides, with a broad longitudinal ridge on outer side.
Distribution
A genus of six species, one in N Ethiopia and Eritrea, one widespread in NE Africa and extending to Arabia, one in southern Africa and three on Madagascar.

[FSOM]

M. Thulin et al. Flora of Somalia, Vol. 1-4 [updated 2008] https://plants.jstor.org/collection/FLOS

Morphology General Habit
Woody-based herbs or shrubs
Morphology Leaves
Leaves opposite
Morphology Reproductive morphology Inflorescences
Flowers in dense cymes; bracts and bracteoles small, linear
Morphology Reproductive morphology Flowers Calyx
Calyx deeply 5-lobed; lobes narrow
Morphology Reproductive morphology Flowers Corolla
Corolla 2-lipped; tube narrowly campanulate; upper lip shallowly notched to deeply 2-lobed; lower lip 3-lobed
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens 2, exserted, with 2 staminodes; anthers 1-celled
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary 2-celled, with 2 ovules in each cell, glabrous; style filiform, exserted; stigma shortly 2-lobed
Morphology Reproductive morphology Fruits
Capsule club-shaped
Morphology Reproductive morphology Seeds
Seeds smooth and glabrous.
Distribution
Genus of six species in tropical and southern Africa, Arabian Peninsula and Madagascar.

Native to:

Cape Provinces, Djibouti, Ethiopia, Kenya, KwaZulu-Natal, Madagascar, Mozambique, Northern Provinces, Oman, Somalia, Swaziland, Tanzania, Uganda, Yemen

Ruttya Harv. appears in other Kew resources:

Date Reference Identified As Barcode Type Status
McWhites, J. [184], Madagascar 32193.000

First published in London J. Bot. 1: 27 (1842)

Accepted by

  • Govaerts, R., Nic Lughadha, E., Black, N., Turner, R. & Paton, A. (2021). The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. https://doi.org/10.1038/s41597-021-00997-6 Scientific Data 8: 215.

Literature

Flora Zambesiaca

  • in Hooker, London J. Bot. 1: 27: (1842).
  • —Nees in De Candolle, Prodr. 11: 309 (1847).

Flora of Somalia

  • Flora Somalia, (2000) Author: by M. Thulin [updated by M. Thulin 2008]

Flora Zambesiaca
Flora Zambesiaca
http://creativecommons.org/licenses/by-nc-sa/3.0

Flora of Somalia
Flora of Somalia
http://creativecommons.org/licenses/by-nc-sa/3.0

Herbarium Catalogue Specimens

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0