H. A. Crum

Bryologist 74: 170. 1971.

Etymology: For Roelof van der Wijk, 1895 – 1981, Dutch bryologist
Treatment appears in FNA Volume 28. Treatment on page 582. Mentioned on page 571, 572, 645.

Plants small, yellow-green, dark green, or brownish, glossy. Stems 1–2 cm, not complanate-foliate, irregularly to regularly pinnate to 2-pinnate. Leaves closely imbricate to slightly spreading, ovate, straight; margins serrulate; apex gradually acuminate, often abruptly piliferous; ecostate or costa double; alar cells elongate, inflated, pigmented, walls thin, region of 1–4 cells, middle lamella not apparent, supra-alar cells differentiated, few, quadrate to rhombic; laminal cells vermicular, smooth or 1-seriate multipapillose. Sexual condition dioicous or phyllodioicous. [Seta 1–2 cm. Capsule inclined to horizontal, ovoid to cylindric; exothecial cell walls not or slightly collenchymatous; operculum short- to long-rostrate or conic].


B.C., Central America, South America, Asia (India, Indonesia, Japan, Taiwan), Africa, Pacific Islands (New Zealand, Philippines), Australia.


Species 25 (1 in the flora).

Selected References


Lower Taxa

... more about "Wijkia"
Wilfred B. Schofield† +
H. A. Crum +
B.C. +, Central America +, South America +, Asia (India +, Indonesia +, Japan +, Taiwan) +, Africa +, Pacific Islands (New Zealand +, Philippines) +  and Australia. +
For Roelof van der Wijk, 1895 – 1981, Dutch bryologist +
Sematophyllaceae +