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Species of Hookeria are readily separated from other pleurocarpous mosses in the flora area by their absence of costa, complete lack of border, and very large laminal cells that are observable with a hand lens. When moistened, the plants appear almost transparent or pellucid.
- Hookeria acutifolia in Flora of North America @ efloras.org
Hookeria acutifolia is a species of warm-temperate and...
- Hookeria acutifolia in Flora of North America @ efloras.org
The genus is charac-terized by (1) yellowish green plant color, (2) the presence of a central stand, (3) the leaf being com-planate without a costa, (4) leaf cells large, forming. net-like areolation, and (5) the mitriform calyptra (Hooker & Greville 1825; Tan & Robinson 1990).
The parenchymatous cells in Hookeria lucens resemble the sieve elements, or conducting cells of the phloem of vascular plants. They have a similar stratification of the wall consisting of two layers, one thinner next to the middle lamella and the other thicker, facing the cell cytoplasm.
1 de ene. de 2014 · The two species of Hookeria in the flora area have laminal cells large enough to observe with a hand lens, lax and broadly oblong-hexagonal or rhomboidal. Lepidopilum (Bridel) Bridel, as
Hookeria acutifolia is a species of warm-temperate and tropical distribution, rare and scattered in eastern North America, and disjunct to British Columbia and Washington state. The leaves may be more lanceolate (broadest below the middle) than those of H. lucens.
23 de may. de 2023 · 1. ]. Medium-sized plants in flat, soft, shiny, whitish-green to pale-yellowish mats. Stems fleshy, with large cortical cells, prostrate, sparsely branched.
Hookeria acutifolia Hook. & Grev. is reported here as a new genus and species record for Thailand. A description, line drawing and photographs are provided, and its lectotype is designated here.
