Selaginella biformis A.Braun ex Kuhn

Species

Pteridophytes > Lycopodiales > Selaginellaceae > Selaginella

Characteristics

Plants terrestrial or epilithic, evergreen, erect or creeping, 15-45 cm, with creeping subterranean rhizome and stolons. Rhizophores restricted to creeping rhizomes and stolons. Main stems branched in upper part, pinnately branched, stramineous, stem 1-1.5 mm in diam. at lower part, angulate or subquadrangular, sulcate, unbranched main stem glabrous or pubescent in leafy branched part, apex of main creeping stems flagelliform; primary leafy branches 4-7 pairs, 2 times pinnately branched, leafy branches dorsiventrally flattened, pubescent on ventral side, leafy portion of main stem including leaves 4-5 mm wide at middle, ultimate branches 2-3 mm wide including leaves. Axillary leaves on branches slightly asymmetrical, ovate-lanceolate or elliptic, 1.8-2.4 × 0.8-1.2 mm, base exauriculate, margin ciliolate at base. Dorsal leaves on branches contiguous, ovate, 0.8-1.4 × 0.6-0.8 mm, not carinate, base obliquely cordate, margin very ciliolate, apex aristate. Ventral leaves on branches contiguous or imbricate, slightly ascending, oblong-falcate or falcate, 1.8-3.2 × 1.2-1.6 mm, apex acute; basiscopic base rounded, margin subentire except base with a few cilia; acroscopic base not enlarged, not overlapping stem and branches, margin ciliolate to denticulate. Strobili solitary, terminal, compact, tetragonal, 5-15 × 1.5-2 mm; sporophylls uniform, not white-margined, ovate, sharply carinate, margin denticulate or ciliolate, apex acuminate; megasporophylls in basal portion on lower side of strobili, or megasporophylls and microsporophylls at intervals, microsporangia elliptic; microspores yellowish orange, megaspores pale yellow, whitish, or dark brown, without equatorial flange, undulate-rugose.
More
A fern. It can be erect or creeping. It is 15-45 cm long.
Life form perennial
Growth form herb
Growth support -
Foliage retention evergreen
Sexuality -
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.2 - 0.35
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
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Nitrogen fixer -
Photosynthetic pathway -

Environment

It is a tropical plant. It grows in shaded places and on rocks in forests between 100-1,500 m above sea level in southern China.
Light -
Soil humidity 1-3
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-12

Usage

The stems and leaves are used as a vegetable.
Uses medicinal
Edible fronds leaves
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
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Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Selaginella biformis unspecified picture

Distribution

Selaginella biformis world distribution map, present in Bangladesh, China, Indonesia, India, Cambodia, Lao People's Democratic Republic, Myanmar, Philippines, Papua New Guinea, Thailand, Tanzania, United Republic of, and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:324137-2
WFO ID wfo-0001125302
COL ID 4WBFS
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Selaginella biformis Selaginella flagellifera