CATALOGUE. 
115 
long and 6" in diameter; petals a light sulphur-yellow, fading with age, open 
during the day. M. ornata , with “ white” flowers and bracteated calyx-tube, 
was not met with. Stansbury’s plant, so named, is l&vicaulis. From New 
Mexico and Colorado to California and Washington Territory. On dry foot¬ 
hills from the Washoe Mountains to Salt Lake; 4,500-6,000 feet altitude; 
June-September. (432.) 
CACTACEiE. 
BY DR. GEORGE EN GELMA NN. 
Mamillaria 1 (Eumamillaria) Grahami, Eng. Globose or oval, usually 
simple, 1—3'high; on the short oval close-set tubercles are numerous thin 
but rigid whitish spines, 3-6" long, the outer 15-30 in a single series and 
straight, surrounding a stouter and longer hooked brown one ; flowers small, 
nearly V wide, reddish ; berry oval, green, with black pitted seeds.—Rocky 
localities in Southern New Mexico, Arizona and the adjoining parts of Utah. 
Mamillaria phellosperma, Eng. Resembling the last, rather larger, 
more oblong or cylindrical; tubercles longer and less crowded; spines more 
numerous, the outer 40-60 in two series, the exterior bristle-like, the inner 
more robust, with ^3—4 brown central spines, of which one or more* are 
hooked; flowers similar; berry club-shaped, scarlet; seed globose, with a 
larger spongy brown appendage.—Gravelly soil in Southern Utah and Ari¬ 
zona, rarer than the last. 
Mamillaria (Coryphantha) yiyipara, Haw., Yar. Simple, oval, the 
almost terete tubercles bearing fascicles of 5-8 reddish-brown spines sur¬ 
rounded by 15-20 grayish ones in a single series, all straight and very rigid, 
the latter 5-8", the former even 10" long;. flowers purple, often 2' or more in 
diameter, with numerous lance-subulate petals and fringed sepals ; berry oval, 
green; seed pitted, light-brown.—Near St. George, Southern Utah, (J. E. 
Johnson.) Larger than the often caespitose forms of the eastern slopes and 
MAMILLARIA, Haw. Sepals and petals united beyond the naked ovary into a short tube. 
Berry juicy, oval or club-shaped. Seeds brown or blacky embryo straight, without albumen; cotyledons 
very short, globose.—Low globose or oval plants, simple or branched, covered with spine-bearing tuber¬ 
cles; flowers rising from the axils of the tubercles, usually small, about as wide as long, opening in sun¬ 
shine only. Comprising two sections :— 
§ EUMAMILLARIA, Eng. Flowers from, the axils of the older (never grooved) tubercles, 
usually small. 
$ CORYPHANTHA, Eng. Tubercles grooved on the upper surface; flowers usually large, from 
the axils of the youngest often scarcely developed tubercles. 
Botanical 
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