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245 results for “Pooideae”
FIGURE 5 in Stipa ×fallax (Poaceae: Pooideae: Stipeae), a new natural hybrid from Tajikistan, and a new combination in Stipa drobovii
FIGURE 5. High mountain feather grass steppes near Iskanderkul Lake (Zeravshan Mts, Tajikistan), a habitat of Stipa ×fallax: (A) association of Stipetum drobovii, (B) association of Stipetum lipskyi, (C) Stipa ×fallax. Photos by M. Nobis, 30 May 2015.
FIGURE 3 in Stipa ×fallax (Poaceae: Pooideae: Stipeae), a new natural hybrid from Tajikistan, and a new combination in Stipa drobovii
FIGURE 3. Micromorphology of Stipa drobovii (A–D), S.×fallax (E–H) and S. macroglossa subsp. macroglossa (I–L). (A, E, I) lemma surface - lateral view, (B, F, J) lemma apex, (C, G, K) callus, (D, H, L) adaxial surface of vegetative leaves. Abbreviations: h = hook, lc = long cell, sb = silica body, cc—cork cell, pr—prickle, mh—macrohair. Scale bars: C, G, K: 1 mm. Examined specimens of S. drobovii, S.×fallax and S. macroglossa were collected in Tajikistan (near Iskanderkul Lake) and are preserved at KRA.
FIGURE 2 in Stipa ×fallax (Poaceae: Pooideae: Stipeae), a new natural hybrid from Tajikistan, and a new combination in Stipa drobovii
FIGURE 2. Pollen grains of Stipa taxa stained with Alexander's dye: (A) S. ×fallax, (B) S. macroglossa subsp. macroglossa, (C) S. drobovii. Scale bar 50 μm.
FIGURE 4 in Stipa ×fallax (Poaceae: Pooideae: Stipeae), a new natural hybrid from Tajikistan, and a new combination in Stipa drobovii
FIGURE 4. Stipa ×fallax: (A) vegetative shoots, (B) awns, (C) anthecia, (D) panicle, (E) lower part of awns (columns) with anthecia. Scale bar: (A), (B), (D), (E) = 1 cm, (C) = 0.5 cm.
FIGURE 1 in Stipa ×fallax (Poaceae: Pooideae: Stipeae), a new natural hybrid from Tajikistan, and a new combination in Stipa drobovii
FIGURE 1. Biplot of principal component analysis (PCA) performed on 10 quantitative characters; ellipses indicate 95% confidence interval. For character abbreviations see Methods.
FIGURE 4 in Taxonomic treatment of the Festuca marginata group (Pooideae, Poaceae) on the Iberian Peninsula (SW Europe)
FIGURE 4. Distribution map of Festuca marginata subsp. marginata, F. marginata subsp. andres-molinae and F. lambinonii in the Iberian Peninsula.
FIGURE 2 in Taxonomic treatment of the Festuca marginata group (Pooideae, Poaceae) on the Iberian Peninsula (SW Europe)
FIGURE 2. Box plots describing the variation of the quantitative characters for the taxa studied: (MAR) Festuca marginata subsp. marginata, (ALO) F. marginata subsp. alopecuroides, (RIV) F. rivas-martinezii, (GAL) F. marginata subsp. gallica auct. hisp. and (AND) F. marginata subsp. andres-molinae. The box plots show the median (horizontal midline), 25%–75% quartile range (box), 10%–90% percentile range (whiskers), outliers (○, 1%–99%) and extreme outliers (*). All leaf measurements refer to tiller leaves except the box plot entitled "Uppermost leaf blade length" which refer to culm leaves.
FIGURE 1 in Taxonomic treatment of the Festuca marginata group (Pooideae, Poaceae) on the Iberian Peninsula (SW Europe)
FIGURE 1. Three-dimensional scattergram of Categorical Principal Component Analysis (CATPCA) showing relative position of specimens of Festuca marginata subsp. marginata -Iberian specimens- (○), F. marginata subsp. marginata -French specimens- (●), F. marginata subsp. alopecuroides -Iberian specimens- (□), F. marginata subsp. alopecuroides -French specimens- (■), F. rivas-martinezii (∆), F. marginata subsp. gallica auct. hisp. (+) and F. marginata subsp. andres-molinae (♦) as defined by the three greatest principal component scores (the three components account for 56.44% of the variance). Numbers correspond to the specimens listed in Table 2.
FIGURE 5 in Taxonomic treatment of the Festuca marginata group (Pooideae, Poaceae) on the Iberian Peninsula (SW Europe)
FIGURE 5. Festuca lambinonii (SPAIN. Gerona: Coll d'Ares, 23 May 2014, E. López & G. Martínez; COFC 61582): A. Habit. B. Detail of the apex of the sheath and ligule in adaxial view. C. Spikelet. D. Lower glume in abaxial view. E. Upper glume in abaxial view. F. Lemma in abaxial view. G. Palea in abaxial view. H. Lodicule. I. Sexual whorls. J. Caryopsis in abaxial view. K. Caryopsis in abaxial view.
FIGURE 3 in Taxonomic treatment of the Festuca marginata group (Pooideae, Poaceae) on the Iberian Peninsula (SW Europe)
FIGURE 3. Tiller leaf cross-sections: A. Festuca marginata subsp. marginata (FRANCE. Ardèche: Near Mayres, Rocher d'Abraham, 1 July 1971, Auquier; MAF 96011). B. Festuca marginata subsp. andres-molinae (SPAIN. Barcelona: Monte Caro, without date, Font Quer; BC 69748). C. Festuca lambinonii (SPAIN. Ávila: Garganta del Villar - Navacepedilla de Corneja, Pass of Chía, 4 July 2012, Devesa & G. Martínez; COFC 61504). D. Festuca lambinonii -with interrupted sclerenchyma- (SPAIN. Huesca: Formigal, 4 July 2013, Devesa & G. Martínez; COFC 61460).
FIGURE 5 in Lachnagrostis filiformis (Poaceae: Pooideae: Poeae: Agrostidinae) in México: known distribution and suppression of lemma awn development in terminal spikelets
FIGURE 5. Point locations of Lachnagrostis filiformis in the states of Guanajuato, México, Michoacán, Puebla and Querétaro (www. google.com.mx/maps/@20.0598534,-100.0700718,8.75z?hl=en. Imagery ©2018 DigitalGlobe, Map data ©2018 Google, INEGI).
FIGURE 2 in Lachnagrostis filiformis (Poaceae: Pooideae: Poeae: Agrostidinae) in México: known distribution and suppression of lemma awn development in terminal spikelets
FIGURE 2. Diagram of primary branches from two synflorescences of Lachnagrostis filiformis showing the number and position of the spikelets with awnless lemmas (circles). A = synflorescence with the lowest number of awnless lemmas and B = synflorescence with the highest number of awnless lemmas, of those examined.
FIGURE 1. Lachnagrostis filiformis. A. Plant. B. Ligule somewhat lacerated upwards. C. Spikelet. D in Lachnagrostis filiformis (Poaceae: Pooideae: Poeae: Agrostidinae) in México: known distribution and suppression of lemma awn development in terminal spikelets
FIGURE 1. Lachnagrostis filiformis. A. Plant. B. Ligule somewhat lacerated upwards. C. Spikelet. D. Ventral and dorsal view of awned lemmas. E. Ventral and dorsal view of awnless lemmas. E. Ventral and dorsal view of the caryopsis (Meagher 24-11-02 (IEB)). Illustrated by Alfonso Barbosa.
FIGURE 4 in Lachnagrostis filiformis (Poaceae: Pooideae: Poeae: Agrostidinae) in México: known distribution and suppression of lemma awn development in terminal spikelets
FIGURE 4. Lachnagrostis filiformis. Left: small sized plant; inset (lower left)—primary branch of the synflorescence with trichotomous branching; inset (center)—ligule. Right: tall sized plant (Rule = 20 cm).
FIGURE 3. Spikelets and lemmas. A. Spikelet with typically awned lemma. B. Spikelet with lemma with a reduced and apical awn. C in Lachnagrostis filiformis (Poaceae: Pooideae: Poeae: Agrostidinae) in México: known distribution and suppression of lemma awn development in terminal spikelets
FIGURE 3. Spikelets and lemmas. A. Spikelet with typically awned lemma. B. Spikelet with lemma with a reduced and apical awn. C. Pair of spikelets showing both awned (lower) and awnless (terminal) lemma. D. Lemma with a dorsal awn. E. Lemma with a subapical reduced awn. F. Awnless lemmas. F1. Immature lemma. F2. Mature lemma with caryopsis (Meagher 24-11-02 (IEB)).
FIGURE 3 in Verification of taxonomic relationships within the genus Secale (Poaceae: Pooideae: Triticeae) based on multiple molecular methods
FIGURE 3. Dendrograms constructed based on SSR markers using a) NJ method and b) Bayesian inference. The numbers in the Bayesian dendrogram are posterior probabilities. Roman numerals mark separate clusters.
FIGURE 5 in Verification of taxonomic relationships within the genus Secale (Poaceae: Pooideae: Triticeae) based on multiple molecular methods
FIGURE 5. Dendrograms constructed based on SNP markers using a) NJ method and b) Bayesian inference. The numbers in the Bayesian dendrogram are posterior probabilities. Roman numerals mark separate clusters.
FIGURE 2 in Verification of taxonomic relationships within the genus Secale (Poaceae: Pooideae: Triticeae) based on multiple molecular methods
FIGURE 2. Dendrograms constructed based on variation in ScBx5 gene fragment using a) NJ method and b) Bayesian inference. The numbers in the NJ dendrogram are bootstrap support and posterior probabilities in Bayesian dendrogram. Roman numerals mark separate clusters.
FIGURE 1 in Verification of taxonomic relationships within the genus Secale (Poaceae: Pooideae: Triticeae) based on multiple molecular methods
FIGURE 1. Dendrograms constructed based on variation in ScBx1 gene fragment using a) NJ method and b) Bayesian inference. The numbers in the NJ dendrogram mean bootstrap support and posterior probabilities in Bayesian dendrogram. Roman numerals mark separate clusters.
FIGURE 4 in Verification of taxonomic relationships within the genus Secale (Poaceae: Pooideae: Triticeae) based on multiple molecular methods
FIGURE 4. Dendrograms constructed based on SSAP markers using a) NJ method and b) Bayesian inference. The numbers in the Bayesian dendrogram are posterior probabilities. Roman numerals mark separate clusters.
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International Brain Laboratory public data
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OpenNeuro
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