B. L. Turner: The Comps of Mexico. A Systematic Account of the Family Asteraceae.
Chapter 14: Tribe Neurolaeneae. Tribe Heliantheae: subtribes Ambrosiinae, Chromolepidinae and Dugesiinae.
(Phytologia Memoirs Vol. 19, 2014)

Click image for larger (ca. 12 inch) version. Click LARGE for full size scan.

Ambrosia acanthicarpa [LARGE]	Ambrosia acuminata [LARGE]	Ambrosia ambrosioides [LARGE]	Ambrosia artemisiifolia [LARGE]
Ambrosia bryantii [LARGE]	Ambrosia camphorata [LARGE]	Ambrosia canescens [LARGE]	Ambrosia carduacea [LARGE]
Ambrosia chamissonis [LARGE]	Ambrosia cheiranthifolia [LARGE]	Ambrosia chenopodifolia [LARGE]	Ambrosia confertiflora [LARGE]
Ambrosia cordifolia [LARGE]	Ambrosia deltoidea [LARGE]	Ambrosia divaricata [LARGE]	Ambrosia dumosa [LARGE]
Ambrosia flexuosa [LARGE]	Ambrosia hispida [LARGE]	Ambrosia ilicifolia [LARGE]	Ambrosia johnstoniorum [LARGE]
Ambrosia magdalenae [LARGE]	Ambrosia monogyra [LARGE]	Ambrosia peruviana [LARGE]	Ambrosia platyspina [LARGE]
Ambrosia psilostachya [LARGE]	Ambrosia pumila [LARGE]	Ambrosia salsola var. pentalepis [LARGE]	Ambrosia trifida [LARGE]
Calea jamaicensis [LARGE]	Calea longipedicellata [LARGE]	Calea megacephala var. megacephala [LARGE]	Calea megacephala var. pochutlana [LARGE]
Calea ternifolia var. calyculata [LARGE]	Calea ternifolia var. hypoleuca [LARGE]	Calea ternifolia var. ternifolia [LARGE]	Calea urticifolia var. urticifolia [LARGE]
Chromolepis heterophylla [LARGE]	Dicoria argentea [LARGE]	Dicoria canescens [LARGE]	Dugesia mexicana [LARGE]
Enhydra sessilis [LARGE]	Euphrosyne dealbata [LARGE]	Euphrosyne partheniifolia [LARGE]	Greenmaniella resinosa [LARGE]
Hedosyne ambrosiifolia var. ambrosiifolia [LARGE]	Hedosyne ambrosiifolia var. lobata [LARGE]	Iva angustifolia var. latior [LARGE]	Iva annua [LARGE]
Iva asperifolia var. asperifolia [LARGE]	Iva hayesiana [LARGE]	Neurolaena cobanensis [LARGE]	Neurolaena jannaweissana [LARGE]
Neurolaena lamina [LARGE]	Neurolaena lobata [LARGE]	Neurolaena macrocephala [LARGE]	Neurolaena macrophylla [LARGE]
Neurolaena oaxacana [LARGE]	Neurolaena serboana [LARGE]	Neurolaena venturana [LARGE]	Neurolaena wendtii [LARGE]
Parthenice mollis var. mollis [LARGE]	Parthenice mollis var. peninsularis [LARGE]	Parthenium argentatum [LARGE]	Parthenium bipinnatifidum [LARGE]
Parthenium confertum var. confertum [LARGE]	Parthenium confertum var. lyratum [LARGE]	Parthenium confertum var. microcephalum [LARGE]	Parthenium fruticosum var. fruticosum [LARGE]
Parthenium fruticosum var. trilobatum [LARGE]	Parthenium hysterophorus [LARGE]	Parthenium incanum [LARGE]	Parthenium rollinsianum [LARGE]
Parthenium schottii [LARGE]	Parthenium tomentosum var. stramonium [LARGE]	Parthenium tomentosum var. tomentosum [LARGE]	Xanthium spinosum [LARGE]
Xanthium strumarium [LARGE]

---

Plant Resources Center Home Page — Flora of Texas — The Comps of Mexico