Burke: Phyllodoce glanduliflora vs. Phyllodoce empetriformis

	Phyllodoce glanduliflora	Phyllodoce empetriformis
	yellow mountain-heath	pink mountain-heath
Habit	Matted, evergreen shrubs 1-4 dm. tall, forming large mats, the young stems glandular-pubescent.	Matted, evergreen shrubs 1-4 dm. tall, forming large mats, the young stems finely pubescent and glandular, soon becoming glabrous.
Leaves	Leaves linear, alternate, closely crowded, persistent, 6-12 mm. long and 1-1.5 mm. broad, finely glandular-puberulent, revolute, leaving a peg-like leaf scar.	Leaves linear, alternate, closely crowded, persistent, 8-16 mm. long and 1-2 mm. broad, deeply grooved beneath, leaving a peg-like leaf scar.
Flowers	Flowers single in the leaf axils, clustered at the stem tips; calyx lobes 5, nearly distinct, narrowly lanceolate, acute; corolla united, narrowly urn-shaped, dirty yellowish to greenish-white, 5-7 mm. long, the 5 lobes short, ovate-lanceolate, spreading; stamens 10, included, the anthers without awns, opening by apical slits; ovary superior, glandular.	Flowers single in the leaf axils, clustered at the stem tips; calyx lobes 5, nearly distinct, ovate-lanceolate, obtuse; corolla united, bell-shaped, about 7 mm. long, deep pinkish-rose, the 5 short lobes recurved; stamens 10, included, the reddish anthers without awns, opening by apical slits; ovary superior, glandular-pubescent.
Fruits	Capsule opening from the apex.	Capsule opening from the apex.

	Phyllodoce glanduliflora	Phyllodoce empetriformis
Flowering time	July-September	June-August
Habitat	Rocky sites in high coniferous forests to alpine meadows and seeps.	Rocky sites in high coniferous forests to alpine meadows.
Distribution	Occurring on both sides of the Cascades crest in Washington; Alaska to Oregon, east to Wyoming. [WildflowerSearch map] [BONAP county map]	Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to Alberta, Montana, Wyoming, and Arizona. [WildflowerSearch map] [BONAP county map]
Origin	Native	Native
Conservation status	Not of concern	Not of concern
Sibling taxa	P. empetriformis, P. ×intermedia	P. glanduliflora, P. ×intermedia
Web links	Local floras: BC, OR, WA Local Web sites: Flora NW, PNW Herbaria, Turner Photog. WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search	Local floras: BC, CA, OR, WA Local Web sites: CalFlora, CalPhotos, Flora NW, PNW Herbaria, Turner Photog. WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search

Phyllodoce glanduliflora

Phyllodoce empetriformis

yellow mountain-heath

pink mountain-heath

Habit

Matted, evergreen shrubs 1-4 dm. tall, forming large mats, the young stems glandular-pubescent.

Matted, evergreen shrubs 1-4 dm. tall, forming large mats, the young stems finely pubescent and glandular, soon becoming glabrous.

Leaves

Leaves linear, alternate, closely crowded, persistent, 6-12 mm. long and 1-1.5 mm. broad, finely glandular-puberulent, revolute, leaving a peg-like leaf scar.

Leaves linear, alternate, closely crowded, persistent, 8-16 mm. long and 1-2 mm. broad, deeply grooved beneath, leaving a peg-like leaf scar.

Flowers

Flowers single in the leaf axils, clustered at the stem tips;

calyx lobes 5, nearly distinct, narrowly lanceolate, acute;

corolla united, narrowly urn-shaped, dirty yellowish to greenish-white, 5-7 mm. long, the 5 lobes short, ovate-lanceolate, spreading;

stamens 10, included, the anthers without awns, opening by apical slits;

ovary superior, glandular.

Flowers single in the leaf axils, clustered at the stem tips;

calyx lobes 5, nearly distinct, ovate-lanceolate, obtuse;

corolla united, bell-shaped, about 7 mm. long, deep pinkish-rose, the 5 short lobes recurved;

stamens 10, included, the reddish anthers without awns, opening by apical slits;

ovary superior, glandular-pubescent.