Polystichum lonchitis

Common name

Holly Fern

Polystichum lonchitis Holly Fern

Holly Fern

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Natural History Museum

Latin names

Class	Pteridopsida
Order	Polypodiales
Family	Aspidiaceae
Genus	Polystichum
Species	lonchitis

Geographic details

Habitat	high mountains
Soil type	alkaline
Distribution	Rare in W.Ireland, N.Wales,N.England, Scotland
Native	Yes

General

Plant height	small
Branched	No
Plant colour	deep green
Stipe description	very scaly
Habit	lvs shuttlecock
Conservation status	Rare

Leaf details

Separate fertile leaves	No
Leaf shape	lanceolate-linear
Pinnae	1-pinnate
Wintergreen	Yes

Spore details

Spore size	40
Spore description	papillate
homospore	Yes

Rhizome details

Rhizome description	short
Rhizome scales	very scaly stipe
Rhizome position	erect

Sori details

Sori shape	round
Sori placement	in row either side of midrib

Indusium details

indusium present	Yes
indus_shape	round
indusium description	thick, attached at centre