Monodora stenopetala

Monodora stenopetala is a species of plant in the family Annonaceae. It is native to Malawi and Mozambique.[1] Daniel Oliver, the English botanist who first formally described the species, named it after its narrow (στενός, stenos, in Ancient Greek) petals.

Monodora stenopetala
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Magnoliids
Order: Magnoliales
Family: Annonaceae
Genus: Monodora
Species:
M. stenopetala
Binomial name
Monodora stenopetala

Description

It is a bush or small tree. Its leaves are 8.5-11 by 3-4.2 centimeters and rounded at their tips. The leaves are lightly hairy on their upper and lower surfaces. Its petioles are 3-4 millimeters long. Its solitary flowers are extra-axillary. Each flower is on a pedicel 1-1.6 centimeters long. Its flowers have 3 oblong sepals that are 4-5 millimeters long. The sepals are smooth, curved backwards, and have wavy or fringed margins. Its 6 petals are arranged in two rows of 3. The outer petals are yellow, 3.5-5 by 0.2-0.4 centimeters, and smooth or lightly hairy. The inner petals are similarly colored. The inner petals have a 0.3-0.7 centimeter long claw at their base and a 0.2-0.4 by 0.35-0.5 centimeter blade. The inner petals are smooth on their outer surface, and hairy inside. Its stamens that are 0.35 millimeters long. Its fruit are 6 by 4 centimeters smooth ellipsoids. Its smooth yellow-brown seeds are 1.5-2 centimeters long.[2][3]

Reproductive biology

The pollen of M. stenopetala is shed as permanent tetrads.[4]

References
  1. "Monodora stenopetala Oliv". Plants of the World Online. The Trustees of the Royal Botanic Gardens, Kew. n.d. Retrieved April 26, 2019.
  2. Oliver, Daniel (1868). Flora of Tropical Africa. London: L. Reeve and Co. p. 39.
  3. Robson, N.K.B. (1960). "Annonaceae". In Exell, A.W.; Wild, H. (eds.). Flora Zambesiaca. London: Royal Botanic Gardens, Kew.
  4. Couvreur, Thomas L. P.; Botermans, Marleen; van Heuven, Bertie Joan; van der Ham, Raymond W. J. M. (2008). "Pollen morphology within the Monodora clade, a diverse group of five African Annonaceae genera". Grana. 47 (3): 185–210. doi:10.1080/00173130802256913. ISSN 0017-3134.
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