Part 2, 1917] AMARANTHACEAE 99 
6. Celosia floribunda A. Gray, Proc. Am. Acad. 5: 167. 1861. 
Shrub 4 m. high or less, much branched; branches stout, striate, green or glaucous, gla- 
brous, at least up to the inflorescence; petioles 1-4 cm. long, often margined or winged nearly 
to the base; leaf-blades 3-18 cm. long, 5-9 cm. wide, from triangular-ovate and nearly entire 
or subhastate to narrowly oblong and subhastate or even linear, the basal lobes rounded, the 
blades acutish to rounded at the apex, obtuse to acute at the base and often decurrent, sub- 
coriaceous, prominently reticulate-veined, deep-green or yellowish-green, usually glabrous on 
the upper surface, scabro-puberulent beneath; flowers very numerous, sessile in slender, loosely 
flowered spikes 2-15 cm. long and 3-4 mm. thick, these aggregate in a dense corymbiform 
panicle 7-25 cm. high, the rachises of the inflorescence sparsely puberulent; bracts rounded- 
ovate, one third to one half as long as the sepals, rounded at the apex; sepals oval or oblong, 
2 mm. long, rounded at the apex, thin, stramineous or whitish, not carinate, faintly nerved; 
stamens 5, slightly exceeding the ovary; style short, equaling or shorter than the ovary, much 
shorter than the utricle; stigmas 3, longer than the style; utricle globose, equaling or slightly 
exceeding the sepals; seeds 2~—4, rotund, 1.2 mm. in diameter, black or dark-brown, smooth, 
shining. 
TYPE LOCALITY: Vicinity of Cape San Lucas, Lower California. 
DistTRiBuTION: Southern Lower California. 
7. Celosia Moquini Guillem.; Mog. in DC. Prodr. 132: 239. 1849. 
Chamissoa paniculata Mogq,. in DC. Prodr. 132: 239, as synonym. 1849. 
Stems slender, erect, branched, striate-angled, purplish; petioles 8-16 mm. long; leaf-blades 
15-30 em. long, 4-6.5 cm. wide, elliptic-lanceolate, acute at the apex, attenuate at the base, 
mucronulate, thin, pale-green, glabrous, the upper ones lanceolate to nearly linear; flowers 
sessile, in terminal and axillary panicles 30 cm. long or more and 7-10 cm. wide, the branches 
of the inflorescence slender, puberulent, purple; bracts triangular-ovate, carinate, brownish- 
white, one fifth as long as the sepals; sepals oblong-ovate, scarious, dark-brown at the base, 
obscurely nerved; ovary depressed-ovate, short-stipitate, 2-ovuled; style short; stigmas 2, 
slender. 
Type Locality: Mexico. . 
DISTRIBUTION: Southern Mexico. 
8. Celosia Orcuttii Greenman, Field Columb. Mus. Publ. Bot. 2: 
330. 1912. 
Stems slender, striate-angled, glabrous, green or reddish; petioles stout, 7-12 mm. long; 
leaf-blades 6-17 cm. long, 1.8-5.7 cm. wide, narrowly obovate to elliptic-lanceolate, acute at 
the apex, long-attenuate at the base, yellowish-green, glabrous; flowers sessile, in loose, narrow, 
terminal or axillary panicles 6-40 cm. long, composed of slender, rather densely flowered, 
paniculate spikes 1-5 cm. long and 5 mm. thick; bracts about one fourth as long as the sepals, 
ovate or rounded-ovate, obtuse, thin, carinate; sepals 2.5 mm. long, ovate or oblong-ovate, 
obtuse or rounded at the apex, thin, stramineous, faintly nerved; stamens about equaling the 
ovary, the cupule 1 mm. high, the sinuses between the filaments obtuse; style very short, 
much exceeded by the 2 stigmas; utricle subglobose, sessile, shorter than the sepals; seeds 
1~1.5 mm. in diameter, black, shining. 
TYPE LOCALITY: Vicinity of Colima, Colima. 
DISTRIBUTION: Vicinity of the type locality. 
Il. AMARANTHEAE. Herbs or shrubs. Leaves alternate. Flowers 
perfect, polygamous, or dioecious; perianth-segments distinct. Stamens 
hypogynous, the filaments distinct or united at the base; anthers 4-celled. 
Ovary 1-ovuled, the ovule erect. Radicle superior. 
