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31 results for “Tetragona”
FIGURE 63. Lavoisiera tetragona. A. Habit. B. Abaxial leaf surface. C. Abaxial bract surface. D. Flower. E in A Monograph of the Brazilian endemic genus Lavoisiera (Melastomataceae: Microlicieae)
FIGURE 63. Lavoisiera tetragona. A. Habit. B. Abaxial leaf surface. C. Abaxial bract surface. D. Flower. E. Hypanthium and calyx lobes with lobe margin detail (upper right) and enlarged detail of adaxial intercalycine sinus. F. Ovary cross-section. G. Petal with lateral margin detail (lower left). H. Ventral view of antesepalous stamen. I. Ventral view of antepetalous stamen. J. Seed. (Based on: A–J, Almeda et al. 7808, CAS, UEC.)
FIGURE 9. Acanthopsis tetragona subsp. pedunculata. A & B. Habit. C & D in Taxonomic notes on Acanthopsis Harv. (Acanthaceae, tribe Acantheae): the group with trifid bracts
FIGURE 9. Acanthopsis tetragona subsp. pedunculata. A & B. Habit. C & D. Leaf indumentum (abaxial). E & F. Bract. G. Calyx. H. Corolla lobes lilac, throat lemon-yellow. I. Glandular hairs at base of style. J. Capsule. K. Seed. Vouchers: C–H, J, K = Steyn 2144 (PRE), I = Steyn 1887 (PRE). Photographed by: H.M. Steyn (A, C–K) and M. Koekemoer (B).
FIGURE 8. Acanthopsis tetragona subsp. tetragona. A & B. Habit. C & D in Taxonomic notes on Acanthopsis Harv. (Acanthaceae, tribe Acantheae): the group with trifid bracts
FIGURE 8. Acanthopsis tetragona subsp. tetragona. A & B. Habit. C & D. Leaf indumentum (abaxial). E–G. Bract. H. Calyx. I. Corolla lobes purple, throat lemon-yellow. J. Glandular hairs at top of ovary (base of style). K. Capsule. Vouchers: C–G = Steyn 1853 (PRE), H–K = Steyn 1848 (PRE). Photographed by: S.P. Bester (A), M. Koekemoer (B) and H.M. Steyn (C–K).
FIGURE 59. Meriania tetragona. A. Terminal fertile branch with inflorescence. B. Leaf blade, abaxial view. C in A synopsis of Meriania (Melastomataceae: Merianieae) in Peru
FIGURE 59. Meriania tetragona. A. Terminal fertile branch with inflorescence. B. Leaf blade, abaxial view. C. Detail of the adaxial leaf surface. D. Detail of the abaxial leaf surface. E. Flower at anthesis. F. Flower with petals and stamens removed. G. Petal. C. Stamen, lateral view. A from J. Luteyn & E. Cotton 11379; B from T. Pennington et al. 17701; C–H from R. Fernandez-Hilario et al. 2092.
FIGURE 60. Meriania tetragona. A. Terminal fertile branch with inflorescence. B. Interpetiolar flap. C in A synopsis of Meriania (Melastomataceae: Merianieae) in Peru
FIGURE 60. Meriania tetragona. A. Terminal fertile branch with inflorescence. B. Interpetiolar flap. C. Abaxial projections on the apex of the petiole. D. Flowers at anthesis, apical view. A and D from R. Fernandez-Hilario et al. 2092, B and C from R. Fernandez-Hilario et al. 1888. Photos by Robin Fernandez-Hilario.
Figure 2 from: Tagane S, Dang VS, Toyama H, Naiki A, Nagamasu H, Yahara T, Tran H (2015) Aporosa tetragona Tagane & V. S. Dang (Phyllanthaceae), a new species from Mt. Hon Ba, Vietnam. PhytoKeys 57: 51-60. https://doi.org/10.3897/phytokeys.57.6347
Figure 2 - Aporosa tetragona sp. nov. A Fruiting branch B Schematic of the placement of the disc-like glands on the lower side of the leaf C Apex of branch D Pistillate inflorescence E Longitudinal section of fruits. Materials: A–C, E from Toyama et al. V1976 (KYO), D from Toyama et al. V829 (FU).
Figure 3 from: Tagane S, Dang VS, Toyama H, Naiki A, Nagamasu H, Yahara T, Tran H (2015) Aporosa tetragona Tagane & V. S. Dang (Phyllanthaceae), a new species from Mt. Hon Ba, Vietnam. PhytoKeys 57: 51-60. https://doi.org/10.3897/phytokeys.57.6347
Figure 3 - NJ tree of Aporosa species based on rbcL and matK. Branches are labeled with bootstrap support (% of 10,000 replicates).
Figure 1 from: Tagane S, Dang VS, Toyama H, Naiki A, Nagamasu H, Yahara T, Tran H (2015) Aporosa tetragona Tagane & V. S. Dang (Phyllanthaceae), a new species from Mt. Hon Ba, Vietnam. PhytoKeys 57: 51-60. https://doi.org/10.3897/phytokeys.57.6347
Figure 1 - Aporosa tetragona sp. nov. A Leafy branch B Fruits and portion of abaxial surface of young leave C Apical bud and pulvinate petiole at both base and apex D Pistillate inflorescence E Fruits F, G Transverse section of fruits H Seeds taken from fruits. Materials: Toyama et al. V1976.
Oenothera tetragona Roth (BR0000010871775)
Belgium Herbarium image of <a href="https://www.plantentuinmeise.be">Meise Botanic Garden</a>.
FIGURE 4 in Revision of the Tetragona clavipes (Fabricius, 1804) species-group (Hymenoptera: Apidae: Meliponini)
FIGURE 4. Heads of Tetragona clavipes (Fabricius, 1804) in frontal view. A: from Atalaia do Norte (Amazonas, Brazil). B: from Careiro (Amazonas, Brazil). C: from Amajari (Roraima, Brazil). D: from Aripuanã (Mato Grosso, Brazil). E: from Acrelândia (Acre, Brazil). F: from Casanare (Colombia). G: from Campo Novo (Rondônia, Brazil). H: from Panguana (Huánuco, Peru). I: from Manacapuru (Amazonas, Brazil). Scales: 0.5 mm.
FIGURE 10 in Revision of the Tetragona clavipes (Fabricius, 1804) species-group (Hymenoptera: Apidae: Meliponini)
FIGURE 10. Genital capsule of Tetragona Lepeletier & Serville, 1828 species in dorsal and ventral view: T. clavipes (Fabricius, 1804) (A), T. perangulata (Cockerell, 1917) (B), T. quadrangula (Lepeletier, 1836) (C), T. mourei sp. nov. (D), T. essequiboensis (Schwarz, 1940) (E), T. handlirschii (Friese, 1900) (F), T. truncata Moure, 1971 (G), T. goettei (Friese, 1900) (H), T. dorsalis (Smith, 1854) (I) and T. ziegleri (Friese, 1900) (J). Scale: 0.5 mm.
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