glabrous

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glabrous

[′glab·rəs]
(biology)
Having a smooth surface; specifically, having the epidermis devoid of hair or down.
References in periodicals archive ?
Drymonia squamosa can be distinguished from the other species in the genus by the densely clustered scale-like indument on the petiole that is especially conspicuous when dry, the glabrate leaf blades with minute punctuations on the lower surface, the villous to lanate corolla, and the style with glandular trichomes.
4 cm); blade glabrate and with minute punctuations abaxially (vs.
biocellata the laminas are initially sericeous adaxially with sessile, straight, more or less appressed hairs but soon glabrate except often persistently sericeous on the midrib.
The calyx of the pistillate flower is glabrous or glabrate (with bristles in Astrocaryum gratum and A.
Leaves alternate, deciduous; commonly petiolate; blades ovate to orbicular, coriaceous, less commonly chartaceous, caducous, pinnately veined, margin entire, both surfaces densely tomentose to glabrate.