Lycophytes Flashcards Preview

Field Botany > Lycophytes > Flashcards

Flashcards in Lycophytes Deck (10):
1

Lycophytes

aka Lycophylls

Small leaves with 1 STRAND OF VASCULAR TISSUE

2

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Family: ISOETACEAE

Genus: ISOETES 

Common: Quillwort

-corm-like roots

-each leaf possesses a LIGULE

-microsporangia at leaf bases

-heterosporous

 

3

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FAMILY: LYCOPODIACEAE

GENUS: DIPHASIASTRUM

COMMON: Running Cedar

-homosporous

-sporangia in sporphylls aggregated into a strobilus

4

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FAMILY: LYCOPODIACEAE

GENUS: DENDROLYCOPODIUM 

COMMON: Tree Clubmoss

-homosporous

-sporangia in sporphylls aggregated into a strobilus

5

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FAMILY: LYCOPODIACEAE

GENUS: SPINULUM

COMMON: Stiff Clubmoss

-stobili not stalked 

6

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FAMILY: LYCOPODIACEAE 

GENUS: HUPERZIA

-no strobili 

sporangia grouped along stem

7

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FAMILY: LYCOPODIACEAE 

GENUS: HUPERZIA

-no strobili 

sporangia grouped along stem

8

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FAMILY: LYCOPODIACEAE

GENUS: LYCOPODIUM 

COMMON: Staghorn Clubmoss

-dry spores used by Chinese as flash powder and condom lubricants 

9

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FAMILY: SELAGINELLACEAE 

GENUS: BRYODESMA 

COMMON: Rock Spike Moss

-sporophylls aggregated into strobilus 

-heterosporous 

10

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FAMILY: SELAGINELLACEAE

GENUS: LYCOPODIOIDES

COMMON: Meadow Spike Moss