Comparaison

Comparer plusieurs plantes en visualisant leurs photos, leurs critères distinctifs ou communs, et leur répartition géographique selon les connaissances actuelles.

Photos (clic pour agrandir)

Berle des blés
Sison segetum

Pas de photo pour cette espèce © author

Critères (➡️)

Critère	Berle des blés Sison segetum
Période floraison ou sporulation	J F M A M J J A S O N D
Rareté	Extrêmement rare (RRR)
Hauteur mini-maxi de la plante	40 - 60 cm
Type de plante	Autre plante herbacée à fleur
Port de la plante	Tige dressée
Habitat	Champ cultivé, vigne Terrain vague, chemin
Type biologique	Plante annuelle
Disposition des feuilles	Alternes
Structure de la feuille	Pennée et plus profondément découpée
Forme des feuilles indivises	Feuilles découpées ou composées
Bord des limbes	Lobé ou découpé
Type de fleur	Pétales ou tépales libres
Dimension de la fleur en mm	1
Position de l'ovaire	Infère
Couleur dominante des pièces pétaloides	Blanche
Nombre de pétales ou de tépales	5
Type d'inflorescence	Ombelle
Nombre d'étamines	5
Type de fruit	Akène simple
Forme de la tige ou de la hampe florale	Lisse ou finement striée
Inflorescence détail	Ombelles composées d'ombellules
Nombre de rayons par ombelle	2 à 5
Forme des bractées de l'involucre	Involucre développé, bractées entières Involucre absent ou très réduit, 0 à 2 bractées
Forme des bractéoles de l'involucelle	Involucelle développé, plus de 2 bractéoles Involucelle absent ou réduit, 1 à 2 bractéoles
Pilosité de la plante	Plante glabre ou localement ciliée
Ornementation du fruit	Nervuré
Pilosité du fruit	Glabre et non épineux
Forme du fruit	Ovoïde, entre 1 et 2 fois plus long que large
Découpure de la feuille	Derniers segments larges: limbe 1 fois divisé
Inégalité des fleurs	Fleurs périphériques à peine plus grandes
Particularité du fruit	Pas de vésicules visibles
Folioles des feuilles inférieures	Plus de 11 folioles, toutes < 5 cm de long

Carte des observations

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Avertissement : La carte présentée ne correspond qu'à l'état actuel des connaissances et ne peut être considérée comme exhaustive. Cette carte est une retranscription en temps réel des contributions de chacun sur la base de données et toute nouvelle donnée est à ce titre intéressante, même pour les espèces les plus communes.
Copyright © : Geonat'ÎdF - Lobelia

Comparaison

Photos (clic pour agrandir)

Berle des blés Sison segetum

Critères (➡️)

Carte des observations

Berle des blés
Sison segetum