Porophyllum maritimum Brandeg.

Porophyllum maritimum Brand. Zoe 5 : 162. 1903
A perennial, fruticose at the base; stem about 2 dm. high, divaricately branched, striate, glaucous; leaves sessile, terete, fleshy, 2-3 cm. long, acuminate, with 2-4 glands; heads terminating the short branches, or solitary in the upper axils; peduncles 2-4 cm. long; involucre oblong, very glaucous, 10-12 mm. high; bracts 5, oblong, obtuse, with a double Une of oblong or linear glands, purple-tinged, at last reflexed; floweres 15-20; corollas 7 mm. long, ochroleucous with dark streaks on the throat; tube shorter than throat; achenes 8 mm. long, tapering at the ape.v, hispidulous with yellow hairs; pappus 7 mm. long, yellow, tinged with rose; bristles hispidulous.
Type locality: Between Cabo San Lucas and San Jos^ del Cabo, Lower California.
Distribution: Southern Lower California.

Porophyllum porfyreum Rose & Standley, sp. nov
A shrub, with slender spreading slightly angled branches; leaves linear-filiform, 4-6 cm. long, about 1 mm. wide; heads solitary at the ends of the branches; peduncles 2-4 cm. long, slightly thickened upwards; involucre campanulate, about 10 mm. high and 7 mm. broad; bracts elliptic, obtuse, light-brown, tinged with purple, striate, with small oblong, scattered glands; corollas hispidulous, 6 mm. long, purplish, the lanceolate lobes margined with yellow; tube longer than the elongate-furmelform throat; achenes 7 mm. long, hispidulous; pappus tinged with purple, 5 mm. long; bristles hispidulous.
Tvpe collected at San Jose del Cabo. Lower California, March 26, 1911, Rose 1647S (U. S. Nat. Herb.).

Porophyllum maritimum là một loài thực vật có hoa trong họ Cúc. Loài này được Brandegee miêu tả khoa học đầu tiên năm 1903.