Unopen Flower: present
0 0.6 1.2 1.8 2.4 3 3.6 4.2 4.8 5.4 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Frequency of Unopen Flower - present, by month, for 25 herbarium specimens of Helianthus annuus L. from the CCH2 Portal (http://cch2.org/portal/taxa/plottab.php?tid=204182) sampled on Mon, 24 Jun 2024 23:09:39 -0700.

Open Flower: present
0 13 26 39 52 65 78 91 104 117 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Frequency of Open Flower - present, by month, for 688 herbarium specimens of Helianthus annuus L. from the CCH2 Portal (http://cch2.org/portal/taxa/plottab.php?tid=204182) sampled on Mon, 24 Jun 2024 23:09:39 -0700.

Fruit: present
0 2 4 6 8 10 12 14 16 18 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Frequency of Fruit - present, by month, for 151 herbarium specimens of Helianthus annuus L. from the CCH2 Portal (http://cch2.org/portal/taxa/plottab.php?tid=204182) sampled on Mon, 24 Jun 2024 23:09:39 -0700.