Rhizomatous geophytes or rarely perennial suffrutices with much-branched stems, adorned with tubular persisting leaf bases, up to 1.8 m tall, glabrous, hairy or glandular-pubescent; roots various, fibrous or spindle-shaped, often swollen and fused, forming a compact tuberous, lobed organ, with attenuated ends
Leaves
thickly leathery to somewhat succulent, rosulate, rarely distichous, or cauline and alternate, variously shaped, often terete, with a basal tubular sheath; shoots and/or leaf bases often enveloped by tubular membranous squamae
Inflorescence
an axillary, simple or branched raceme, often with serial buds; scape usually naked; one bract per flower; pedicels not articulated, mobile
Flowers
erect or pendulous; opening in afternoon, closing at night
Perianth
stellate or recurved, deciduous, cohering apically when wilted, circumscissile below, leaving a shallow cup below capsule; usually white, rarely yellow, pink or mauve, dark-keeled, often bi-maculate below
Stamens
: filaments retrorsely scabrid
Ovary
with 2-16 ovules in each locule
Capsule
rounded or sometimes stipitate through abortion of lower ovules
Seeds
angled, brown or grey, with some scattered glands
x = 7
Nomenclature:
Trachyandra
Kunth
Kunth: 573 (1843)
Baker: 378 (1896-1897) under
Anthericum
Obermeyer: 711 (1962)
Sölch et al.: 68 (1970)
Distribution & Notes:
Global
: Species ± 50, Africa
Southern Africa
: Species 49, widespread in all countries and provinces, mainly restricted to winter-rainfall area of Western Cape
KUNTH, C.S. 1843.
Enumeratio plantarum
4. J.G. Cotta, Stuttgart and Tübingen
OBERMEYER, A.A. 1962. A revision of the South African species of
Anthericum
,
Chlorophytum
and
Trachyandra
.
Bothalia
7
SÖLCH, A., ROESSLER, H. & MERXMÜLLER, H. 1970.
Liliaceae
.
Prodromus einer Flora von Südwestafrika
147
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