PIPER—FLORA OF THE STATE OF WASHINGTON. 257 
ALSINE. CuHICKWEED. 
Lowest leaves petiolate. 
Stems pubescent with a line of hairs; leaves ovate... ...---- 1. A. media. 
Stems glabrous, except at base; leaves shiny, the upper linear- 
lanceolate... .........2.-2222-2-2-2-2-2-----2-2-2------ 2. A. nitens. 
Leaves all sessile. 
Petals retuse or bifid at apex; leaves lanceolate; herbage gland- 
ular-pubescent........-.2.2-- 22-2 220-22 ee ee eee eee eee 11. A. jamesiana. 
Petals deeply 2-parted; herbage not glandular. 
Bracts of the inflorescence small, scarious. 
Pedicels spreading; cyme diffuse. 
Leaves linear, acute at each end; seeds smooth... 3. A. longifolia. 
Leaves lanceolate, broadest near the base; seeds 
rough _.........-.--------------++---+--- 4. A. graminea. 
Pedicels erect; cymes few-flowered.........-.-.--- 5. A. longipes. 
Bracts of the inflorescence leafy. 
Leaves lanceolate; petals small or none. ........... 6. A. borealis. 
Leaves ovate or ovate-lanceolate. 
Sepals obtuse, without scarious margins .....-. 7. A, obtusa. 
Sepals acute, with scarious margins. 
Flowers cymose; leaves lance-ovate ...... - 8. A. calycantha. 
Flowers solitary, axillary; leaves ovate, 
Herbage glabrous. .........-.---.--- 9. A. crispa. 
Herbage finely puberulent......-.--- 10. A. washingtoniana. 
1. Alsine media L. Sp. Pl. 1: 272. 1753. CHICKWEED. 
Stellaria media Cirill. Char. Comm. 36. 1784. 
Type Loca.ity: European. 
Rance: Europe and Asia. Introduced as a weed in North America. 
SPECIMENS EXAMINED: Almota, Piper, May, 1897. 
A common weed, nearly everywhere in the State. 
2. Alsine nitens (Nutt.) Greene, Man. Bay Reg. 33. 1894. 
Stellaria nitens Nutt.; Torr. & Gr. Fl. 1: 185. 1838. 
TypPE Locauity: ‘Plains of the Oregon.” Collected by Nuttall. 
Rance: British Columbia to California and Utah. 
SPECIMENS EXAMINED: Seattle, Smith 587; Tacoma, Flett 100, 23; Nisqually Valley, 
Allen 145; Hangman Creek, Sandberg & Leiberg 43; Pullman, Piper 1834; Elmer 108; Blue 
Mountains, Horner 111. 
ZONAL DISTRIBUTION: Upper Sonoran and Transition. 
3. Alsine longifolia (Muhl.) Britton, Mem. Torr. Club 5: 150. 1894. 
Stellaria longifolia Muhl.; Willd. Enum. 479. 1809. 
Tyre Locauity: “ Habitat in Pennsylvania.” 
Rance: Alaska to Newfoundland, south to Washington and Kentucky. 
SPECIMENS EXAMINED: West Seattle, Piper 593; Marshall Junction, Piper 2258, 
4. Alsine graminea (L.) Britton, Mem. Torr. Club 5: 150. 1894. 
Stellaria graminea L. Sp. Pl. 1: 422. 1753. 
Type LocaLity: European. 
SPECIMENS EXAMINED: Seattle, Piper 740; Pullman, Piper, September 6, 1899. 
29418—O6 M 17 
