CATALOGUE. 105 



fragile ; leaves 1-2' long, ovate or oblong, on slender petioles ; petals deep- 

 purple, 2-4" long, rhomboidal, vv'itli a short claw, undivided ; stamens all fer- 

 tile, with a villous scale at the base of each ; stigmas short and hairy ; cap- 

 sules 1' in length, on short pedicels, nearly glabrous. — Oregon and Northern 

 CaUfornia. Found in the Havallah range, Nevada, and frequent in the Wah- 

 satch ; 5-6,000 feet altitude ; June, July. (400.) 



Gatophytum^ eamosissimum, T. & Gr. Glabrous, divaricately branched ; 

 flowers very minute ; calyx-lobes lanceolate-oblong, equaling the rose-colored 

 petals and exceeding the longer stamens ; capsules oblong, 3-5-seeded, rather 

 shorter than the fihform pedicels. — Stems 6-18' high, becoming very much 

 branched. Readily distinguished by the short pods (2-3" long) on pedicels 

 of about the same length, which are often deflexed ; flowers i" long. Rocky 

 Mountains, from Southern Idaho to Colorado. Frequent from Western Ne- 

 vada to the Wahsatch ; 5,000 feet altitude ; May-July. (401.) 



Gayophytdm eacemosum, T. & Gr. Nearly glabrous, branched, the 

 branches elongated, mostly simple ; flowers as in the last, axillary along the 

 branches ; capsules linear, tapering at base into a very short pedicel or sessile, 

 many-seeded. — Glabrous or with a minute fugacious pubescence upon the 

 young capsules ; stems 6-18' high ; capsules 8-10" long, sometimes only 

 8-12-seeded. Distinguished from the last by its longer many-seeded nearly 

 sessile pods and more simple branches. This specfes includes G. JVutfallii, 

 T. & G. Rocky Mountains of Idaho and Colorado ; California, (Bolander.) 

 Pah-Ute range and East Humboldt Mountains, Nevada, and in the Wahsatch ; 

 5-7,500 feet altitude ; June-August. (402.) 



Var. A reduced mountain form, 1-6' high, simple or branched, few- 

 flowered, glabrous or clothed with a dense short appressed pubescence. The 

 latter resemble Oregon specimens collected by Cronkhite, and are equivalent 

 to G. ccBsiutn, T. &. G., wb.ich differs from G. racemosum only in its pubes- 

 cence. East Humboldt and Clover Mountains, Nevada, and in the Wahsatch ; 

 7-10,000 feet altitude; July-September. (403.) 



Gayophytum diffusum, T. & G. Nearly glabrous, somewhat pubescent 



1 GAYOPHYTUM, A. Juss. Calyx-tube not produced 'beyoiid the ovary, linear, subterete ; lobes 

 4, spreading, deciduous. Petals 4, obovate, very shortly unguioulate. Stamens 8, or 4 alternate with as 

 many staminodia ; filaments short, filiform ; anthers globose. Style rather short, with a capitate or cla- 

 vate stigma. Capsule small, membranous, linear, 2-celled, 4-valved, two opposite valves bearing a nar- 

 row dissepiment. Seeds few-many, in a single series in each cell, ascending. — ^Annual slender branching 

 herbs, with alternate linear entire nerveless leaves and small axillary solitary flowers. Benth. & HooKi 



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