Skip Navigation
Sign In
☰
Home
Search
Search Collections
Map Search
Chicago Botanic Garden
Project Information
Checklists
Create a Checklist
Dynamic Key
Denver Botanic Gardens
Project Information
Checklists
Create a Checklist
Dynamic Key
Desert Botanical Garden
Project Information
Checklists
Create a Checklist
Dynamic Key
NY Botanical Garden
Project Information
Checklists
Create a Checklist
Dynamic Key
Marie Selby Botanical Gardens
Project Information
Checklists
Create a Checklist
Dynamic Key
Sitemap
Ambrosia hispida
Ambrosia hispida
Pursh
Family:
Asteraceae
Coastal Ragweed
[
Ambrosia crithmifolia
DC.]
FNA
Resources
John L. Strother in Flora of North America (vol. 21)
Perennials,
10-50(-80+) cm.
Stems
prostrate or decumbent.
Leaves
mostly opposite; petioles 5-25 mm; blades rounded-deltate to ovate or elliptic, 20-35+ × 10-30+ mm, 2-3-pinnately lobed, bases cuneate, ultimate margins entire or toothed, abaxial and adaxial faces strigillose.
Pistillate heads
clustered, proximal to staminates; florets 1.
Staminate heads:
peduncles 1-2 mm; involucres obliquely cup-shaped, 2-3+ mm diam., strigillose; florets 5-20+.
Burs:
bodies ± pyriform, 1-2 mm, ± strigillose, spines or tubercles 0-5+, near middles or distal, stoutly conic, 0.1-0.5+ mm, tips straight.
2
n
= 104.
Flowering Apr. Sandy beaches or strand; 0-10 m; Fla.; West Indies (Bahamas); Central America.
Open Interactive Map
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
University of Florida Herbarium
Click to Display
100 Initial Images
- - - - -
View All Images