Comprehensive Description
(
英語
)
由North American Flora提供
Ptilimnium nuttallii (DC.) Britton, Mem. Torrey Club 5: 244. 1894.
? Peucedanum verlicillatum Raf. Fl. Ludov. 81. 1817.
Discopleura Nuttallii DC. Coll. Mem. 5: 39. 1829.
Cicula capillacea Nutt.; DC. Coll. M£m. 5: 39, as syn. 1829.
Discopleura capillacea var. Nuttallii Coult. & Rose, Bot. Gaz. 12: 292. 1887.
Plants 3-6 dm. high; leaves oblong in general outline, 3-9 cm. long, 1.5-4 cm. broad, pinnately decompound, the ultimate divisions filiform, acute, elongate, 10-60 mm. long, 0.5 mm. broad, not verticillate; petioles short, up to 1 cm. long; peduncles 4-12 cm. long; involucre of filiform, mostly entire bracts much shorter than the rays; involucel of filiform entire bractlets shorter than the pedicels; rays 25-30, spreading, subequal, 1.5-3.5 cm. long; pedicels 25-30, spreading, 3-S mm. long; petals acute; calyxteeth conspicuous, linear-lanceolate, persistent; anthers purple or purplish-tinged; styles longer than the stylopodium; fruit ovoid, 1-1.5 mm. long, 1 mm. broad, the lateral ribs inconspicuous, only slightly corky-thickened.
Type locality: "In America boreali ad Red River," Nuttall.
Distribution: Illinois to Louisiana, west to Kansas and Texas (Hall 24S, Palmer 32,423).
- 書目引用
- Albert Charles Smith, Mildred Esther Mathias, Lincoln Constance, Harold William Rickett. 1944-1945. UMBELLALES and CORNALES. North American flora. vol 28B. New York Botanical Garden, New York, NY
Ptilimnium nuttallii: Brief Summary
(
英語
)
由wikipedia EN提供
Ptilimnium nuttallii, commonly called laceflower, is a species of plant in the family Apiaceae that is native to south-central United States.
It is an annual that produces white flowers in the spring.
Ptilimnium nuttallii: Brief Summary
(
越南語
)
由wikipedia VI提供
Ptilimnium nuttallii là một loài thực vật có hoa trong họ Hoa tán. Loài này được (DC.) Britton miêu tả khoa học đầu tiên năm 1894.