| alpine | a disease caused by deficiency of niacin or tryptophan (or by a defect in the metabolic conversion of tryptophan to niacin) |
|---|---|
| alpine | whitish hairy plant with featherlike leaves and a few stout stems each bearing an especially handsome solitary large yellow flower head |
| alpine | low wide-spreading coniferous shrub of New Zealand mountains |
| alpine | a glacier that moves down from a high valley |
| alpine | slender fern of northern North America with shining chestnut-colored stipes and bipinnate fronds with usually distinct marginal sori |