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16 results for “Tradescantiinae”
Supplementary material 2 from: Pellegrini MOO (2017) Morphological phylogeny of Tradescantia L. (Commelinaceae) sheds light on a new infrageneric classification for the genus and novelties on the systematics of subtribe Tradescantiinae. PhytoKeys 89: 11-72. https://doi.org/10.3897/phytokeys.89.20388
Supplementary material 2 from: Pellegrini MOO (2017) Morphological phylogeny of Tradescantia L. (Commelinaceae) sheds light on a new infrageneric classification for the genus and novelties on the systematics of subtribe Tradescantiinae. PhytoKeys 89: 11-72. https://doi.org/10.3897/phytokeys.89.20388
Supplementary material 1 from: Pellegrini MOO (2017) Morphological phylogeny of Tradescantia L. (Commelinaceae) sheds light on a new infrageneric classification for the genus and novelties on the systematics of subtribe Tradescantiinae. PhytoKeys 89: 11-72. https://doi.org/10.3897/phytokeys.89.20388
Supplementary material 1 from: Pellegrini MOO (2017) Morphological phylogeny of Tradescantia L. (Commelinaceae) sheds light on a new infrageneric classification for the genus and novelties on the systematics of subtribe Tradescantiinae. PhytoKeys 89: 11-72. https://doi.org/10.3897/phytokeys.89.20388
Figure 8 from: Pellegrini MOO (2017) Morphological phylogeny of Tradescantia L. (Commelinaceae) sheds light on a new infrageneric classification for the genus and novelties on the systematics of subtribe Tradescantiinae. PhytoKeys 89: 11-72. https://doi.org/10.3897/phytokeys.89.20388
Figure 8 - Distribution of Tradescantia subg. Austrotradescantia (D.R.Hunt) M.Pell. in blue, and of T. subg. Campelia (Rich.) M.Pell. in purple.
Figure 9 from: Pellegrini MOO (2017) Morphological phylogeny of Tradescantia L. (Commelinaceae) sheds light on a new infrageneric classification for the genus and novelties on the systematics of subtribe Tradescantiinae. PhytoKeys 89: 11-72. https://doi.org/10.3897/phytokeys.89.20388
Figure 9 - Tradescantia subg. Austrotradescantia (D.R.Hunt) M.Pell. A–C habit: A prostrate, mat-forming habit of T. cymbispatha C.B.Clarke B detail of a branch of T. cymbispatha, showing the distichously-alternate leaves C young specimen of T. cerinthoides Kunth, showing the rosette habit and spirally-alternate leaves D subpetiolate leaf of T. tenella Kunth E–F inflorescence: E inflorescence of T. fluminensis Vell., showing the leaf-like, saccate cincinni bracts, and deflexed pedicels at post-anthesis F synflorescence of T. umbraculifera Hand.-Mazz., showing two inflorescence per leaf axil, and spathaceous, saccate cincinni bracts G floral bud of T. fluminensis, showing three keeled sepals H–I flowers: H flower of T. fluminensis, showing the white, plicate petals I flower of T. cerinthoides, showing the pink, flat petals J anther of T. fluminensis, showing the rhomboid connective and elliptic anther sacs K style of T. fluminensis, showing the punctate stigma L seed of T. cerinthoides, showing the costate testa cleft towards the embryotega, and the inconspicuous embryotega. All photos by M.O.O. Pellegrini.
Figure 4 from: Pellegrini MOO (2017) Morphological phylogeny of Tradescantia L. (Commelinaceae) sheds light on a new infrageneric classification for the genus and novelties on the systematics of subtribe Tradescantiinae. PhytoKeys 89: 11-72. https://doi.org/10.3897/phytokeys.89.20388
Figure 4 - Congruence between morphological and molecular datasets. A, majority-rule tree showing the sections and series proposed by Hunt (1975, 1980, 1986b) color-coded; the five newly proposed subgenera are represented by the black bars; Tradescantia guatemalensis C.B.Clarke ex Donn.Sm. is depicted in red, to highlight its placement as sister to Elasis hirsuta (Kunth) D.R.Hunt; the ● represents Tradescantia s.s.; Bremer Index support values are depicted over the branches, while bootstrap support values are depicted under the branches B simplification of the current hypothesis for phylogenetic relationships in tribe Tradescantieae, based on molecular data. Thyrsanthemum Pichon and Weldenia Schult.f. are depicted in red since they were not sampled in the present study. Modified from Hertweck and Pires (2014).
Figure 5 from: Pellegrini MOO (2017) Morphological phylogeny of Tradescantia L. (Commelinaceae) sheds light on a new infrageneric classification for the genus and novelties on the systematics of subtribe Tradescantiinae. PhytoKeys 89: 11-72. https://doi.org/10.3897/phytokeys.89.20388
Figure 5 - Majority-rule tree showing the relation between the genera in the Tradescantia alliance, highlighting the reproductive synapomorphies recovered for each lineage. Synapomorphies for Tinantia (clade A): cincinni verticillate, flowers zygomorphic, filaments sigmoid, anthers dimorphic with inconspicuous connectives, style sigmoid, stigma truncate, and hilum C-shaped. Synapomorphy for clade B: basal bract inconspicuous and tubular. Synapomorphies for Elasis s.l. (clade C): cincinni fasciculate, flowers actinomorphic, filaments sigmoid, anthers dimorphic, style sigmoid, and stigma truncate. Synapomorphies for clade D: double-cincinni fused back to back. Synapomorphies for clade E: seeds triangular to round triangular or tetrahedral, ventrally ridged, hilum elliptic or punctate, and leaf epidermis with silica crystals in specialized cells with thickened cell walls. Synapomorphies for Callisia s.s. (clade F): inflorescences mainly axillary, bracteoles conspicuous, pedicels apically non-gibbous, and penicilliform stigma. Synapomorphies for Tripogandra s.l. (clade G): floral display with a 60° torsion, petals ranging from pink to lilac to purple, antesepalous filaments shorter than the antepetalous, and filaments sigmoid at anthesis and post-anthesis. Synapomorphies for Tradescantia s.s. (clade H): double-cincinni fused back to back; frondose cincinni bracts, pedicels deflexed at post-anthesis, seeds elliptic to oblong in outline, ventrally flattened, hilum linear and longer than ½ the length of the seed, leaf epidermis lacking silica bodies in specialized cells, and diffuse bundle sheath in the mesophyll. Synapomorphies for T. subg. Austrotradescantia (clade I): sepals elliptic to broadly elliptic, all keeled, filaments basally and densely bearded with long moniliform hairs, style obconic at base and conic at apex, and stigma punctate with type D papillae. Synapomorphies for clade J: overlapping cincinni bracts, conspicuous bracteoles sometimes completely involving the cincinnus, membranous sepals, stigmatic papillae equal or shorter than 1μm, and conspicuous embryotega. Synapomorphies for T. subg. Campelia (clade K): synflorescence with one or more coflorescences, presence of peduncle bracts, presence of supernumerary bracts, spathaceous cincinni bracts, flowers with pedicels geniculate at anthesis and pre-anthesis, unequal sepals, androecium with filaments from external series shorter than the internal, pollen white in vivo, pistil longer than the stamens, and semilateral embryotega. Synapomorphies for Core Tradescantia (clade L): petals ranging from lilac to purple or pink, connectives quadrangular to rectangular to slightly curved, anther sacs C-shaped, and pistil the same length as the stamens. Synapomorphies for T. subg. Tradescantia (clade M): pedicels apically non-gibbous, filaments densely bearded with moniliform hairs, and stigmatic papillae restricted to the margins of the stigma. Synapomorphies for clade N: ovary pubescent with eglandular hairs; hilum shorter than ½ the length of the seed. Synapomorphies for T. subg. Mandonia (clade O): inflorescences mainly axillary, sessile main florescences, the presence of supernumerary bracts, reduced cincinni bracts, cincinni bracts not overlapping, chartaceous sepals, filaments apically spirally-coiled at post-anthesis, style ½ time longer than the stamens, and style spirally-coiled at post-anthesis. Synapomorphies for T. subg. Setcreasea (clade P): saccate cincinni bracts, tubular flowers, pedicel the same length as the floral buds, hyaline sepals, fused petals, clawed petals, and epipetalous stamens.
Figure 3 from: Pellegrini MOO (2017) Morphological phylogeny of Tradescantia L. (Commelinaceae) sheds light on a new infrageneric classification for the genus and novelties on the systematics of subtribe Tradescantiinae. PhytoKeys 89: 11-72. https://doi.org/10.3897/phytokeys.89.20388
Figure 3 - Strict consensus tree (length= 516 steps; CI= 0.3411; RI= 0.8039), showing the character state optimizations at each node of the cladogram, represented by circles. In each circle, the numbers above and below represent the character and character state numbers, respectively (as presented in Suppl. material 1). Tradescantia guatemalensis C.B.Clarke ex Donn.Sm. is depicted in red, to highlight its placement as sister to Elasis hirsuta (Kunth) D.R.Hunt.
Figure 6 from: Pellegrini MOO (2017) Morphological phylogeny of Tradescantia L. (Commelinaceae) sheds light on a new infrageneric classification for the genus and novelties on the systematics of subtribe Tradescantiinae. PhytoKeys 89: 11-72. https://doi.org/10.3897/phytokeys.89.20388
Figure 6 - Floral morphology of subtribe Tradescantiinae s.l. A Tinantia Scheidw B Thyrsanthemum Pichon C Weldenia Schult.f. D–I Callisia Loefl. s.l.: D Cuthbertia Small E Aploleia Raf. (i.e. C. sect. Leptocallisia s.s.) F Callisia s.s. (i.e. C. sect. Callisia) G Callisia sect. Brachyphylla D.R.Hunt H Hadrodemas H.E.Moore (i.e. C. sect. Hadrodemas) I–J Tripogandra Raf. s.l.: I Callisia sect. Leptocallisia pro parte J Tripogandra s.s. K–L Elasis D.R.Hunt: K E. hirsuta (Kunth) D.R.Hunt L E. guatemalensis C.B.Clarke ex Donn.Sm.) M.Pell M Matudanthus D.R.Hunt N Gibasis Raf. O–T Tradescantia L. emend. M.Pell.: O T. subg. Austrotradescantia P–Q T. subg. Campelia R T. subg. Mandonia S T. subg. Setcreasea T T. subg. Tradescantia. A by E. Barbier, B, L, P by P. Acevedo-Rodriguez, C by S. Cross, D by D. Rankin, E by J. Amith, F, J, N–O, Q–T by M.O.O. Pellegrini, G by S. Eduardo, H by C. Willemsen, I by B.E. Hammel, K by A. Kay, and M by A. Garcia Mendoza.
Figure 2 from: Pellegrini MOO (2017) Morphological phylogeny of Tradescantia L. (Commelinaceae) sheds light on a new infrageneric classification for the genus and novelties on the systematics of subtribe Tradescantiinae. PhytoKeys 89: 11-72. https://doi.org/10.3897/phytokeys.89.20388
Figure 2 - Anatomical characters used in the phylogenetic analysis. A leaf epidermis with silica crystals in specialized cells with thickened cell walls (Character 103–104), in Callisia multiflora (M.Martens & Galeotti) Standl B leaf epidermis with silica crystals in specialized cells without thickened cell walls (Character 103–104), bundle sheath in the mesophyll with longitudinal sclerenchymatic extensions (Character 105), in Gibasis pellucida (M.Martens & Galeotti) D.R.Hunt. C detail of the silica crystals in the leaf epidermis, in Tripogandra aff. glandulosa D raphides inside the raphide canals, evidencing the different morphology and position from the silica crystals in the leaf epidermis, in G. pellucida. All photos by S. Yankowski & F.B. Faden; A based on Spencer 92-308 (US), B, D based on Rosen 4645 (US), C based on Bogner 2381 (US).
Figure 13 from: Pellegrini MOO (2017) Morphological phylogeny of Tradescantia L. (Commelinaceae) sheds light on a new infrageneric classification for the genus and novelties on the systematics of subtribe Tradescantiinae. PhytoKeys 89: 11-72. https://doi.org/10.3897/phytokeys.89.20388
Figure 13 - Tradescantia subg. Setcreasea (K.Schum. & Sydow) M.Pell. A–D habit: A prostrate habit with ascending apex to T. buckleyi (I.M.Johnst.) D.R.Hunt B the dwarf habit of T. pygmaea D.R.Hunt C erect habit of T. hirta D.R.Hunt D habit of T. rozynskii Matuda, showing the spirally-alternate and strongly complicate leaves E–F leaves: E young leaf of T. pallida (Rose) D.R.Hunt cv. Purpurea, showing the glabrous leaves with lanate hairs at the margin F branch of T. sillamontana Matuda, showing the distichously-alternate leaves, densely covered by lanate hairs G–H inflorescence: G main florescence of T. brevifolia H inflorescence of T. hirta I post-anthesis flower of T. sillamontana, showing the hyaline sepals. J–K flowers: J front view of a flower of T. sillamonata K front view of a flower of T. pallida L anther of T. pallida, showing the quadrangular connective and C-shaped anther sacs M style of T. pallida, showing the trilobate stigma. A by J.M. Jenkins, B by M. Egger, C by J.-P. Piquet, D by J. Vích, E, I–M by M.O.O. Pellegrini, F by D. Stang, G by K. Yatskievych, and H by O. Peri.
Figure 12 from: Pellegrini MOO (2017) Morphological phylogeny of Tradescantia L. (Commelinaceae) sheds light on a new infrageneric classification for the genus and novelties on the systematics of subtribe Tradescantiinae. PhytoKeys 89: 11-72. https://doi.org/10.3897/phytokeys.89.20388
Figure 12 - Tradescantia subg. Mandonia (D.R.Hunt) M.Pell. A thick tuberous roots on T. boliviana (Hassk.) J.R.Grant. B–E habit: B vegetative shoot of T. ambigua Mart. ex Schult. & Schult.f., showing the spirally-alternate leaves C flowering shoot of T. crassifolia Cav., showing the sessile and axillary inflorescences restricted to the apex of the branch D flowering shoot of T. ambigua Mart. ex Schult. & Schult.f., showing the sessile and axillary inflorescences evenly distributed along the stem E rosette habit of T. iridescens Lindl., showing the inflorescences restricted to the apex of the stem or in lateral shoots F detail of an inflorescence of T. ambigua, with arrows indicating the reduced cincinni bracts G post-anthesis flower of T. boliviana, showing glandular-pubescent sepals and hispid immature capsule H–K flowers: H flower of T. ambigua at anthesis I flower of T. ambigua at post-anthesis, showing the spirally-coiled filaments J flower of T. boliviana at anthesis, showing the peculiarly long filaments and style; K flower of T. crassioflia at anthesis, showing the campanulate perianth L anther of T. ambigua, showing the C-shaped anther sacs and quadrangular and slightly curved connective M style of T. ambigua, showing the capitulate stigma. A, J by P. Christian (RarePlants.co.uk), B by E.O. Moura, C, K by T.R. Van Devender, D, I by L.J. Leitão, E by J.C. Garcia Morales, F, H, L–M by M.O.O. Pellegrini, and G by Instituto Darwinion.
Figure 14 from: Pellegrini MOO (2017) Morphological phylogeny of Tradescantia L. (Commelinaceae) sheds light on a new infrageneric classification for the genus and novelties on the systematics of subtribe Tradescantiinae. PhytoKeys 89: 11-72. https://doi.org/10.3897/phytokeys.89.20388
Figure 14 - Tradescantia L. subg. Tradescantia. A tuberous roots of T. ohiensis Raf. B–D habit: B erect robust habit of T. ohiensis C erect delicate habit of T. pinetorum Greene D rosette habit of T. longipes E.S.Anderson & Woodson. E, leaf-sheath split at maturity of T. ohiensis F detail of the leaf-blade of T. ohiensis, showing the conspicuous secondary veins G–H inflorescence: G inflorescence of T. ohiensis, showing the saccate cincinni bracts H inflorescence of T. virginiana L., showing the non-saccate cincinni bracts and densely pubescent bracts, pedicels and sepals I floral bud of T. ohiensis, showing the non-gibbous pedicel apex J–L flowers: J front view of a flower of T. ohiensis K front view of a flower of T. pinetorum L oblique view of a flower of T. virginiana M anther of T. ohiensis, showing the quadrangular and slightly curved connective, and the C-shaped anther sacs. N, style of T. ohiensis, showing the capitate stigma. A–B, E–F, H–I, L by G. Davidse, C, K by R.W. Van Devender, D by B. Nellums, and G, J, M–N by M.O.O. Pellegrini.
Figure 11 from: Pellegrini MOO (2017) Morphological phylogeny of Tradescantia L. (Commelinaceae) sheds light on a new infrageneric classification for the genus and novelties on the systematics of subtribe Tradescantiinae. PhytoKeys 89: 11-72. https://doi.org/10.3897/phytokeys.89.20388
Figure 11 - Distribution of Tradescantia subg. Mandonia (D.R.Hunt) M.Pell. in yellow, of T. subg. Setcreasea (K.Schum. & Sydow) M.Pell. in green, and Tradescantia L. subg. Tradescantia in pink.
Figure 10 from: Pellegrini MOO (2017) Morphological phylogeny of Tradescantia L. (Commelinaceae) sheds light on a new infrageneric classification for the genus and novelties on the systematics of subtribe Tradescantiinae. PhytoKeys 89: 11-72. https://doi.org/10.3897/phytokeys.89.20388
Figure 10 - Tradescantia subg. Campelia (Rich.) M.Pell. A–B habit: A prostrate habit of T. zebrina Heyhn. ex Bosse, also showing the distichously-alternate, subpetiolate, striped leaves B rosette habit of T. spathacea Sw., also showing the spirally-alternate and sessile leaves C–E inflorescence: C synflorescence showing the presence of a coflorescence, also showing the berry-like fruits of T. zanonia (L.) Sw. D main florescence of T. polliae D.R.Hunt, showing the basally fused, folded, non-saccate, not overlapping, cincinni bracts and flat flower E main florescence of T. zanonia, showing the basally free, not folded, saccate, overlapping cincinni bracts, geniculate pedicels at anthesis and pre-anthesis, and the infundibuliform flower F–H flowers: F oblique view of a flower of T. zebrina G cluster of flowers of T. spathacea, showing the orange to red anther sacs H oblique view of a flower of T. commelinoides Schult. & Schult.f., showing the linearly-tapered connectives I anther of T. zanonia, showing the sagittate connective and round anther sac. J style of T. zanonia, showing the capitate stigma. A, C, E, F, I, J by M.O.O. Pellegrini, B by L. Gutierrez, D by F.A. Michelangeli, G by S. Neuwirth, and H by P. Acevedo-Rodriguez.
Figure 1 from: Pellegrini MOO (2017) Morphological phylogeny of Tradescantia L. (Commelinaceae) sheds light on a new infrageneric classification for the genus and novelties on the systematics of subtribe Tradescantiinae. PhytoKeys 89: 11-72. https://doi.org/10.3897/phytokeys.89.20388
Figure 1 - Some macromorphological characters used in the phylogenetic analysis. A subpetiolate leaf (Character 8) and asymmetrical base (Character 16), in Tradescantia tenella Kunth B complicate leaves (Character 8), in Tradescantia crassula Link & Otto. C impressed secondary veins (Character 19), in Tradescantia fluminensis Vell D predominantly axillar to thyrse-like synflorescence (Character 24), in Callisia repens (Jacq.) L. E synflorescence with two paraclades (Character 26), in Tradescantia zanonia (L.) Sw. F contracted cincinni (Character 34), fused back to back (Character 35), vestigial cincinni bracts (Character 38), flower display of 60° (Character 48), shorter antesepalous stamens (Character 72), sigmoid filaments (Character 73), and zygomorphic androecium (Character 76), in Tripogandra diuretica (Mart.) Handlos G supernumerary cincinni bracts (Character 37), in Tradescantia praetermissa M.Pell H cincinni bracts saccate at base (Character 43), tubular flower (Character 47), fused petals (Character 60), clawed petals (Character 62), shorter antesepalous stamens (Character 72), connective expanded and transversally linear (Characters 77–80), round anther sacs (Characters 81–82), pollen white in vivo (Character 83), and trilobate stigma (Character 91), in Tradescantia zebrina Heynh. ex Bosse. I tubular flower (Character 47), pedicels geniculate at anthesis and pre-anthesis (Character 51), fused sepals (Character 53), filaments bearded with sparse and short hairs at mid-length (Characters 66–71), shorter antesepalous stamens (Character 72), connective expanded and transversally linear (Characters 77–80), round anther sacs (Characters 81–82), pollen white in vivo (Character 83), and trilobate stigma (Character 91), in T. zanonia J sepals all keeled (Character 56), in T. fluminensis K filaments basally bearded with dense and long hairs (Characters 66–71), connective expanded and rhomboid (Characters 77–80), anther sacs ellipsoid (Characters 81–82), and pollen yellow in vivo (Character 83), in T. fluminensis L pistil longer than the androecium (Character 86) and punctate (Character 91), in Tradescantia cerinthoides Kunth. All photos by M.O.O. Pellegrini, except G by H. Huaylla.
Figure 7 from: Pellegrini MOO (2017) Morphological phylogeny of Tradescantia L. (Commelinaceae) sheds light on a new infrageneric classification for the genus and novelties on the systematics of subtribe Tradescantiinae. PhytoKeys 89: 11-72. https://doi.org/10.3897/phytokeys.89.20388
Figure 7 - Distribution of Tradescantia L. emend. M.Pell.
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