Pleuridium subulatum (Hedw.) Rabenh.

Pleuridium moss (en)

Species

Bryophytes > Dicranales > Ditrichaceae > Pleuridium

Characteristics

Stem leaves patent to erect-spreading, concave, lamina 1-stratose through-out; proximal leaves minute and bract-like, long-deltoid, subulate, 0.38-0.8 x 0.15-0.23 mm, entire proximally, minimally serrulate to entire distally; distal stem leaves with oblong-ovate base, apex subulate, 1.03-2.13 x 0.18-0.35 mm, entire proximally, infrequently serrulate distally; costa narrow, percurrent. Perichaetial leaves oblong-ovate, gradually narrowed to long-subulate, frequently crisped awn, 2.25-3.43 x 0.23-0.4 mm, margins entire proximally, irregularly serrate to serrulate distally in the subula; basal cells loosely rectangular; median cells irregular, subquadrate to short-rectangular to rhomboidal; distal cells in subula oblong to trapezoidal; costa percurrent, filling the tubulose subula; transverse section of costa at mid leaf with central guide cells forming a row across the width between a more restricted band of adaxial stereids and an extensive abaxial stereid band, accessory cells sandwiched in the center; innermost perichaetial leaves ovate, more or less sheathing base and acuminate tip, subpercurrent. Specialized asexual reproduction absent. Sexual condition autoicous, antheridia naked in persistent axillary leafy buds, one to several along the distal part of stem. Seta 0.25-0.53 mm. Spores 25-31.3 µm, densely and finely papillose, light orange-brown in mass.
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Stem leaves patent to erect-spreading, concave, lamina 1-stratose through-out; proximal leaves minute and bract-like, long-deltoid, subulate, 0.38-0.8 × 0.15-0.23 mm, entire proximally, minimally serrulate to entire distally; distal stem leaves with oblong-ovate base, apex subulate, 1.03-2.13 × 0.18-0.35 mm, entire proximally, infrequently serrulate distally; costa narrow, percurrent. Perichaetial leaves oblong-ovate, gradually narrowed to long-subulate, frequently crisped awn, 2.25-3.43 × 0.23-0.4 mm, margins entire proximally, irregularly serrate to serrulate distally in the subula; basal cells loosely rectangular; median cells irregular, subquadrate to short-rectangular to rhomboidal; distal cells in subula oblong to trapezoidal; costa percurrent, filling the tubulose subula; transverse section of costa at mid leaf with central guide cells forming a row across the width between a more restricted band of adaxial stereids and an extensive abaxial stereid band, accessory cells sandwiched in the center; innermost perichaetial leaves ovate, more or less sheathing base and acuminate tip, subpercurrent. Specialized asexual reproduction absent. Sexual condition autoicous, antheridia naked in persistent axillary leafy buds, one to several along the distal part of stem. Seta 0.25-0.53 mm. Spores 25-31.3 µm, densely and finely papillose, light orange-brown in mass.
Life form perennial
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Foliage retention deciduous
Sexuality monoecy
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Environment

Light -
Soil humidity 4-9
Soil texture 5-6
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Usage

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Cultivation

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Images

Pleuridium subulatum unspecified picture

Distribution

Pleuridium subulatum world distribution map, present in South Africa

Identifiers

LSID 35124739
WFO ID wfo-0001160146
COL ID 77Q9G
BDTFX ID -
INPN ID 4826
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Phascum intermedium Dicranella decipiens Pleuridium subulatum Pleuridium toepferi Astomum subulatum Phascum subulatum Pleuridium alternifolium var. lancastriense Pleuridium alternifolium var. robustum