Archive for Family: Schizaeaceae

Lygodium flexuosum

Lygodium flexuosum (L.) Sw.

Recent Synonyms: None relevant.

Status: Native; Common.

Fertile leaves
Jurong; 2010.

Growth Form or Habit: Climber.

Short primary rachis
Jurong; 2010.

Other Information:

Similar Species: Primary rachis only protrudes a little compared to Lygodium microphyllum which is elongated.

More pictures can be found at

(1) The Plant Observatory website

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Lygodium circinnatum

Lygodium circinnatum (Burm. f.) Sw.

Recent Synonyms: None relevant.

Status: Native; Vulnerable.

Habit
Near Singapore Science Centre; 2010.

More pictures can be found at

(1) The Plant Observatory website

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Lygodium microphyllum

Lygodium microphyllum (Cav.) R. Br.

Recent Synonyms: None relevant.

Status: Native; Common.

Climbing habit Jurong Lake Park; 2010.

Growth Form or Habit: Climber.

Elongated primary rachis
Jurong Lake Park; 2010.

Other Information:

Similar Species: Primary rachis is elongated compared to Lygodium flexuosum which is not.

More pictures can be found at

(1) The Plant Observatory website

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Schizaea dichotoma

Schizaea dichotoma (L.) Sm.

Recent Synonyms: None relevant.

Status: Native; Endangered.

Habit
Central Catchment Nature Reserve; 2010.

Growth Form or Habit: Terrestrial herb less than 1m in height.

Leaves: Sterile fronds are 7-20cm long and wide. Dichotomously branching occurs 2-8 times. Sorophores grows at the ends of the branching, each having 5-10 pairs of lobes.

Stem: Rhizomes creeping and deep in the ground. It is also coated densely with shiny brown hairs.

Fruits: “Sporangia in two rows mixed with conspicuous long brown hairs. Spores with minutely granular or smooth surface.”

Habitat: “Grows in moderate shade in lowland to lower montane forest to 1000m altitude (occasionally to 2500m) or in sandy beach areas”.

Occurrence: Parts of Pulau Ubin, Seletar Reservoir and Central Catchment Nature Reserve. Previously collected at Jurong Road, Kranji, Pulau Senang and Tuas.

Distribution: “Madagascar to South India and Sri Lanka, to Myanmar, Indo-China and Japan (Ryukyu Islands), throughout Malesia (except Lesser Sunda Islands) to Australia, New Zealand and Polynesia.”

References: SRDB, FMP Series I.

More pictures can be found at

(1) The Plant Observatory website

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