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FIGURE 3. Paepalanthus argenteus var. elatus. A, B. Habitat. C. Habit. D in Reestablishment and recircumscription of Paepalanthus elatus (Eriocaulaceae, Poales), a threatened micro-endemic species from northern Serra do Cipó, Minas Gerais, Brazil
FIGURE 3. Paepalanthus argenteus var. elatus. A, B. Habitat. C. Habit. D. Mature individual, showing inflorescences at various stages of development. E. Longitudinal section of the stem and leaf rosette, showing the yellowish caudex with marcescent leaf sheaths. F. Leaves, showing the striated indumentum on the abaxial surface and green appearance adaxially, and green scapes. G. Leaf abaxial surface, showing patent hairs and acuminate apex. H–K. Capitula in various developmental stages, from bud (H) to fruiting (K), all with long reflexed, acuminate involucral bracts; remarkable details are the capitula with staminate (I, at right, and K) and pistillate (I at left) flowers at anthesis, and the Diptera and Coleoptera flower visitors (J). (Photos: Livia Echternacht)
FIGURE 1 in Reestablishment and recircumscription of Paepalanthus elatus (Eriocaulaceae, Poales), a threatened micro-endemic species from northern Serra do Cipó, Minas Gerais, Brazil
FIGURE 1. Distribution map of Paepalanthus argenteus in the Espinhaço Range, Minas Gerais, Brazil. Map I. Paepalanthus argenteus var. argenteus studied vouchers. Map II. Area of occupancy of the only known population of P. argenteus var. elatus and the closest population of P. argenteus var. argenteus, Fechados district, Santana de Pirapama municipality.
FIGURE 6 in Reestablishment and recircumscription of Paepalanthus elatus (Eriocaulaceae, Poales), a threatened micro-endemic species from northern Serra do Cipó, Minas Gerais, Brazil
FIGURE 6. Scatter plot derived from the PCA of Paepalanthus argenteus var. argenteus (abbreviated as var. argenteus), of P. argenteus var. elatus (var. elatus) and of the neighboring population of var. argenteus to var. elatus.
FIGURE 2. Paepalanthus argenteus var. argenteus. A, B. Habitat. C–E in Reestablishment and recircumscription of Paepalanthus elatus (Eriocaulaceae, Poales), a threatened micro-endemic species from northern Serra do Cipó, Minas Gerais, Brazil
FIGURE 2. Paepalanthus argenteus var. argenteus. A, B. Habitat. C–E. Individuals representing morphological variants of the species. F–G. Rosettes of leaves showing variation in the indumentum: (F) indumentum similar to the type collection, from the population in the Fechados district neighboring P. argenteus var. elatus, (G) Individual from Diamantina. H–L. Variation in capitulum morphology from various stages of development. (Photos: Livia Echternacht)
FIGURE 5 in Reestablishment and recircumscription of Paepalanthus elatus (Eriocaulaceae, Poales), a threatened micro-endemic species from northern Serra do Cipó, Minas Gerais, Brazil
FIGURE 5. Graphs representing the minimum (a, b) and maximum (c, d) values of the continuous characters selected for the morphometric analyses of the ensemble of populations of Paepalanthus argenteus var. argenteus (abbreviated as var. argenteus), of P. argenteus var. elatus (var. elatus) (a, c) and of the neighboring population of var. argenteus to var. elatus (b, d). A. Length of the hairs on the leaf adaxial surface, [abbreviated Leaf – hair L (ad)]. B. Length of the hair on the leaf margins [Leaf – hair L (m)]. C. Length of the hair on the spathe [Spathe – hair L]. D. Length of the hair on the Scape [Scape – hair L]. E. Length of the involucral bracts [Inv. br. L]. F. Length of the involucral bracts surpassing the floral disc [Inv. br. – sup. L]. G. Length of the anthophore, in the staminate flowers [St. fl. – anth. L]. H. Diameter of the capitulum [Capitulum D]. All measures in millimeters; 'ns' = statistically not significant.
FIGURE 6 in Scilla vardaria (Asparagaceae subfamily Scilloideae): a threatened new species of Scilla L. from Northeast Turkey with a floral corona
FIGURE 6. Distribution of 1. Scilla vardaria; 2. Scilla luciliae (syn: Chionodoxa luciliae), Scilla siehei (syn: Chionodoxa siehei), Scilla sardensis (syn: Chionodoxa sardensis), Scilla forbesii (syn: Chionodoxa forbesii); 3. Scilla bifolia; 4. Puschkinia scilloides, Puschkinia peshmenii in Turkey.
FIGURE 4. A–F in Scilla vardaria (Asparagaceae subfamily Scilloideae): a threatened new species of Scilla L. from Northeast Turkey with a floral corona
FIGURE 4. A–F. Scilla vardaria (A. Habit. B. Bulb. C–D. Seeds. E. Seed surface. F. Mature fruits with seeds). G. Fruits of. 1. Scilla luciliae (syn: Chionodoxa luciliae). 2. Scilla vardaria. 3. Scilla bifolia. H–M. SEM photographs of seeds and pollen grains of Scilla vardaria (H–J. Seed and seed surface. K–M. Pollen grains).
FIGURE 5. A–C in Scilla vardaria (Asparagaceae subfamily Scilloideae): a threatened new species of Scilla L. from Northeast Turkey with a floral corona
FIGURE 5. A–C. Scilla bifolia (A. Habit, B. Flower, C, Stamens and pistil); D–F. Chionodoxa sardensis (synonym of Scilla sardensis) (D. Habit, E. Flower with a cone form stamen position, F. Stamen and pistil); G–J. Scilla vardaria (G. Habit, H. Flower and floral corona, J. Floral corona, stamen and pistil), K–M. Puschkinia scilloides (K. Habit, L. Flower and floral corona with corona lobes, M. Floral corona, stamen and pistil).
FIGURE 2 in Scilla vardaria (Asparagaceae subfamily Scilloideae): a threatened new species of Scilla L. from Northeast Turkey with a floral corona
FIGURE 2. Scilla vardaria (from type locality). A. Habit. B. Frontal view of flower. C. Dorsal view of flowers.
FIGURE 1. A–I in Scilla vardaria (Asparagaceae subfamily Scilloideae): a threatened new species of Scilla L. from Northeast Turkey with a floral corona
FIGURE 1. A–I. Scilla vardaria (from holotype). A. Habit; B–C. Frontal view of flower with floral corona structure. D. Dorsal view of flower with perigon tube. E. Floral corona structures F. Front view of flower with floral corona and pistil. G–H. Fruits. I–K. seeds with elaiosomes.
FIGURE 2 in Dorstenia acangatara (Moraceae), a new and threatened species from Southeastern Brazil
FIGURE 2: Dorstenia acangatara A: habit; B. Detail of the stipules (scale: 5 mm); C. detail of coenanthium (scale: 1 cm).
FIGURE 4 in An overlooked threatened species of eagle: Legge's Hawk Eagle Nisaetus kelaarti (Aves: Accipitriformes)
FIGURE 4. Adult Nisaetus kelaarti photographed in Sinharaja Nature Reserve in Sri Lanka by Lim Kim Chye.
FIGURE 1 in An overlooked threatened species of eagle: Legge's Hawk Eagle Nisaetus kelaarti (Aves: Accipitriformes)
FIGURE 1. Results of a Principal Component Analysis (PCA) of biometrics. Empty circles indicate Nisaetus nipalensis males and filled circles N. nipalensis females. Empty triangles indicate N. kelaarti males and filled triangles N. kelaarti females.
FIGURE 3 in An overlooked threatened species of eagle: Legge's Hawk Eagle Nisaetus kelaarti (Aves: Accipitriformes)
FIGURE 3. BMNH specimens in ventral view: (a) Nisaetus kelaarti, adult on left, four immatures in middle, juvenile on right; (b) Nisaetus nipalensis, three adults on left, two juveniles on right. Same specimens on dorsal view: (c) N. kelaarti; (d) N. nipalensis.
FIGURE 3 in Dioscorea sphaeroidea (Dioscoreaceae), a threatened new species from the highaltitude grasslands of southeastern Brazil with wingless seeds
FIGURE 3: Dioscorea sphaeroidea. A. Habit. B. Tubers. C. Staminate flower. D. Pistilate flower. E. Immature fruits. F. Seed. Photographs by R.S. Couto.
FIGURE 2 in Dioscorea sphaeroidea (Dioscoreaceae), a threatened new species from the highaltitude grasslands of southeastern Brazil with wingless seeds
FIGURE 2: Dioscorea sphaeroidea. A. Habit. B. Staminate plant. C. Secondary axis of the staminate inflorescence. D. Staminate flower. E. Right-twining stem. F. Pistilate plant. G-H. Pistilate flower. I-J. Fruit. K-L. Seed. Drawn by R. Dana.
FIGURE 1 in Dioscorea sphaeroidea (Dioscoreaceae), a threatened new species from the highaltitude grasslands of southeastern Brazil with wingless seeds
FIGURE 1: The habitat of Dioscorea sphaeroidea in high-altitude grasslands of Serra dos Órgãos National Park, southeastern Brazil. Photograph by R.S. Couto.
FIGURE 1 in Manilkara dardanoi (Sapotaceae): the rediscovery of an endemic and threatened species in northeastern Brazil
FIGURE 1. Place of occurrence of Manilkara dardanoi, Pernambuco State: (1) Aldeia (Municipality of Camaragibe, Metropolitan Region of Recife), with three specimens, (2) "Mata da Gia" (Municipality of Barreiros, southern coast of Pernambuco State), with two specimens.
FIGURE 3 in Acantholimon riyatguelii (Plumbaginaceae), a threatened new unarmed species from Central Anatolia, Turkey
FIGURE 3. Acantholimon riyatguelii Yıldırım: A−C. Branching pattern; D. Flowering spikelet; E. Spikelet dissection; F. Petals with stamens; G. Petals; H. Calyx, showing androecium and gynoecium; I. Calyx at the anthesis; J−K. Spikelet bracts at the anthesis (the outer one on the right side); L. Branchlet with leaves and spike; M−N. Bracts and calyx in fruiting time; O−P. Leaf rossetes; Q−R. Details of leaves, with apical mucro and calcareous-punctate depositions. Scale bars: A−C, L: in cm; D−K, M−N, Q: in mm.
FIGURE 2 in Acantholimon riyatguelii (Plumbaginaceae), a threatened new unarmed species from Central Anatolia, Turkey
FIGURE 2. Acantholimon riyatguelii Yıldırım: A−F. Habit and habitat (from Sivrihisar, the type locality).
ScienceDex guides
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These curated guides explain access requirements, typical timelines, costs, and reuse considerations for widely used research datasets.
Allen Brain Atlas
Allen Brain Atlas is an Allen Institute collection of brain map atlases, datasets, APIs, and analysis tools covering mouse, human, and non-human primate brain resources.
Annotated Behaviour and Observability Dataset (ABODe)
ABODe is a University of Edinburgh DataShare dataset for behavior classification in group-housed mice using home-cage video, identities, bounding boxes, ground-plate positions, and annotator labels.
DANDI Archive for NWB datasets
DANDI is a BRAIN Initiative archive for publishing and sharing neurophysiology data, including electrophysiology, optophysiology, and behavioral data packaged as NWB and related standards.
International Brain Laboratory public data
The International Brain Laboratory public data releases expose standardized mouse decision-making experiments, including Neuropixels recordings, widefield calcium imaging, behavior, and session metadata accessed through the ONE API.
OpenNeuro
OpenNeuro is a free, open platform for sharing neuroimaging datasets, with public search, dataset pages, and download paths for web, S3, DataLad, and the OpenNeuro CLI.