264 
PRIMULACEAE. 
6 . GLAUX L. Sea Milkwort, Black Saltwort, 
i. Glaux maritima L. On beaches and in salt marshes from Newf. and 
Alaska to N. J., Colo, and Ore.—Alt. about 5000 ft.—New Windsor, Weld 
Co.; Ft. Collins; Cache la Poudre. 
Order 41. OLE ALES. 
Family 106. OLEACEAE Lindl. Olive 
Fruit a samara. 
Fruit a drupe. 
1. FRAXINUS L. Ash. 
1. Fraxinus anomala Torr. In canons from western 
Ariz.—Alt. 4500-5000 ft.—Grand Junction; Deer River; 
and Smith’s Fork. 
2. ADELIA P. Br. 
1. Adelia neo-mexicana (A. Gray) Kuntze. (Forestiera neo-mexicana A. 
Gray; F. acuminata parvifolia A. Gray) On hills from Colo, to Tex. and N. 
M.—San Juan (Brandegee). 
Family. 
1. Fraxinus. 
2. Adelia. 
Colo, and Utah to 
between Hotchkiss 
Order 42. GENTIANALES. 
Corolla-lobes convolute or imbricated in the bud; leaves typically opposite and 
simple. 107. Gentianaceae. 
Corolla-lobes induplicate-valvate in the bud; leaves alternate, in ours mostly 
basal and trifoliolate. 108. Menyanthaceae. 
Family 107. GENTIANACEAE Dumont. Gentian Family. 
Style filiform, mostly deciduous ; anthers recurving or twisted at maturity. 
Corolla small, red, rose or yellowish; tube surpassing the calyx; filaments 
spirally twisted. • 1. Erythraea. 
Corolla large, blue, purple or white; tube much shorter than the calyx; 
stamens recurved. 2. Eustoma. 
Style stout and short or none, persistent. 
Corolla without nectariferous pits, glands or scales. 
Corolla campanulate, funnelform or salvershaped; calyx 4-5-lobed ; stamens 
inserted in the corolla-tube. 
Corolla without plaits or lobes at the sinuses ; calyx without an intercalycine 
membrane ; sepals imbricated. 
Flowers 4-merous, rather large, usually over 3 cm. long; corolla-lobes 
more or less fringed or toothed ; inner sepals broader, membraneous- 
margined. 3. Anthopogon. 
Flowers small, 5-merous (seldom 4-merous), less than 2 cm. long; 
outer sepals the broader; corolla-lobes never fringed, rarely toothed. 
4. Amarella. 
Corolla plicate in the sinuses ; the plaits more or less extended into mem¬ 
braneous lobes or teeth; calyx with an intercalycine membrane; its 
lobes valvate. 
Dwarf annuals or biennials ; flowers solitary, terminal; anthers cordate- 
versatile. 5. Chondrophylla. 
Perennials; flowers short-peduncled, at least some of them axillary; 
anthers linear or oblong, extrorse. 6. Dasystephana. 
Corolla rotate; calyx 4-5-parted to near the base; stamens inserted on the 
base of the corolla. 7. Pleurogyne. 
