HEATH FAMILY 303 



globose, scpticidally 4-6-valved. Seeds numerous, minute, only narrowly winged. [Name 

 Greek, a sea nymph, mentioned by Vergil.] 



A circumboreal genus of about S species, 3 of which are restricted to North America. Type species, Pkyllo- 

 doce taxifoUa Salisb. 



Calyx and corolla glandular-pubescent; corolla yellow, ovoid and constricted at the throat. 



I. r. glanaultjiora. 



Calyx and corolla glabrous; corolla pink or rose-purple, campanulate or open-campanulate. 



Corolla-lobes one-third the length of the tube or less; stamens not exserted, the filaments only slightly longer 



than the anthers. 2. P. empetrtfortnts. 



Corolla-lobes about equaling the tube in length; stamens exserted, the filaments several times longer than the 

 anthers. ^- ^- Brewert. 



1 Phyllodoce glanduliflora (Hook.) Coville. Yellow Mountain Heather. 



Fig. 3681. 



Memiesia glanduliflora Hook. Fl. Bor. Amer. 2: 40. 1834. 

 Bryanthus glandulijiorus A. Gray, Proc. Amer. Acad. 7: 367. 1868. 

 Phyllodoce glanduliflora Coville, Mazama 1: 196. 1897. 



Low matted shrub with rigid erect branches, 2-4 dm. high. Leaves linear, 4-12 mm. long, 

 numerous and crowded, minutely glandular-serrulate ; flowers solitary or 3-8 in a cluster ; pedi- 

 cels 1-3 cm. long, glandular-pubescent; calyx-lobes broadly lanceolate, about 3 mm. long, 

 glandular-pubescent, the margins glandular-ciliate ; corolla 5-8 mm. long, the tube puberulent, 

 the minute lobes glabrous; stamens included, filaments pubescent, anthers purple; capsule 

 globose, about 3 mm. broad, equaled or slightly exceeded by the persistent calyx-lobes. 



Rocky places, near timber line, Arctic and Hudsonian Zones; higher peaks of the Cascade, Olympic and 

 Blue Mountains; extending from Alaska to Crater Lake, Oregon, and eastward to the Rocky Mountains. Type 

 locality: "mountains north of Smoking River, lat. 56°. " July-Aug. 



2. Phyllodoce empetriformis (Smith) D. Don. Pink Mountain Heather. 



Fig. 3682. 



Menziesia empetriformis Smith, Trans. Linn. Soc. 10: 380. 1811. 

 Memiesia Grahamii Hook. Fl. Bor. Amer. 2: 40. 1834. 

 Phyllodoce empetriformis D. Don, Edinb. New Phil. Journ. 17: 160. 1834. 

 Bryanthus empetriformis A. Gray, Proc. Amer. Acad. 7: 367. 1868. 



Low much-branched matted shrub with erect branches, 1-5 dm. high. Leaves linear or 

 linear-oblong, crowded on the branches, 6-15 mm. long, obtuse or acutish, minutely glandular- 

 serrulate; flowers few to many; pedicels 12-25 mm. long, puberulent and glandular; calyx- 

 lobes 2.5 mm. long, ciliolate on the margins, otherwise glabrous; corolla campanulate, rose-pink, 

 not constricted at the throat, 5-8 mm. long, the lobes 2 mm. long ; stamens included, the filaments 

 glabrous, slightly longer than the anthers; capsule globose, 3^ mm. in diameter, slightly ex- 

 ceeding the enclosing calyx-lobes. 



Mountain slopes near timber line, Arctic and Hudsonian Zones; Alaska, south in the Olympic and Cascade 

 Mountains to Mount Shasta, California, east to Alberta and Montana. Type locality: Nootka, Vancouver Island. 

 July-Aug. 



3. Phyllodoce Breweri (A. Gray) Heller. Purple or Brewer's Mountain Heather. 



Fig. 3683. 



Bryanthus Breweri A. Gray, Proc. Amer. Acad. 7: 367. 1868. 

 Phyllodoce Breweri Heller, Muhlenbergia 1: 1. 1900. 



Cespitose shrub with rigid erect branches, 1-4 dm. high. Leaves linear, 6-20 mm. long, 

 obscurely serrulate; flowers numerous in the clusters; pedicels 1-2 cm. long, puberulent and 

 sparingly glandular; calyx-lobes oblong, obtuse, 3.5-4.5 mm. long, glabrous on the back, finely 

 ciliate on the margins; corolla open-campanulate, deep rose-purple, about 8 mm. broad, the 

 lobes equaling the tube or longer; stamens conspicuously exserted, the filaments glabrous, sev- 

 eral times longer than the anthers; style exserted; capsule spherical, 3-3.5 mm. in diameter, 

 equaled or exceeded by the calyx-lobes. 



Rocky ledges, Hudsonian Zone; Mount Shasta region, southward through the Sierra Nevada to the San 

 Bernardino Mountains, California. Type locality: Wood's Peak, Eldorado County, California. July-Aug. 



8. CASStOPE D. Don, Edinb. New. Phil. Journ. 17: 157. 1834. 



Prostrate or creeping shrubs with ascending branches. Leaves scale-like, closely 

 imbricate and decussately opposite in pairs (4-ranked), evergreen and long-persistent on 

 the branches after dying. Flowers solitary in the axils of the leaves toward the endsof 

 the branches, on slender elongated pedicels, nodding in anthesis. Bractlets 4, subtending 

 the pedicels. Calyx 4-5-lobed, persistent, the lobes exceeding the tube. Corolla campanu- 

 late, 4-5-lobed, the lobes much shorter than the tube. Stamens 8 or 10, included; filaments 

 longer than the anthers, glabrous; anthers attached dorsally near the apex, opening by 

 terminal pores, each sac with a dorsal awn-like appendage. Ovary depressed-globose, 4-5- 

 celled; style persistent, stigma minute. Capsule globose to ovoid, 4-5-lobed and loculi- 



