Botânica > Dioscoreaceae > Flashcards

Dioscoreaceae Flashcards

(11 cards)

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1
Q

Taxonomia

A

Angiospérmicas

Monocotiledóneas

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2
Q

Distribuição

A

América do Sul

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3
Q

Clima

A

Zonas semiáridas, subtropicais, ou tropicais

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4
Q

Caracterização (porte, outros)

A

Porte herbáceo

Monoica ou dioica

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5
Q

Nervação

A

Nervação palminérvea

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6
Q

Caule

A

Rizoma (rico em amido, sendo este comestível)

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7
Q

Flor

A

Seis tépalas
Três carpelos e seis estames
Ovário ínfero

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8
Q

Fruto

A

Cápsula ou bagas

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9
Q

Polinização

A

Insetos (moscas)

Grãos de pólen monossulcados

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10
Q

Compostos

A

Corticosteroides (planta da qual se obteve o primeiro contracetivo oral)

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11
Q

Exemplo

A

Dioscorea sp.

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