Hemizonia congesta subsp. calyculata

Babcock & H. M. Hall

Univ. Calif. Publ. Bot. 13: 42. 1924.

EndemicConservation concern
Synonyms: Hemizonia calyculata (Babcock & H. M. Hall) D. D. Keck Hemizonia congesta var. calyculata (Babcock & H. M. Hall) Jepson
Treatment appears in FNA Volume 21. Treatment on page 292. Mentioned on page 291.

Leaves hispidulous or strigose and often hirsute, all or distal densely stipitate-glandular. Heads in spiciform-racemiform to spiciform-paniculiform arrays. Peduncles 0 or 1–3 mm, bracts (and calyculi) surpassing phyllaries. Calyculi usually of 5–7, sometimes 0, bractlets. Phyllaries 6–12 mm, apices usually longer than bodies. Ray florets 5–8; laminae white, abaxially purple-veined. Cypsela widths 0.5–0.6 times lengths. 2n = 28.


Phenology: Flowering Jul–Nov.
Habitat: Clay soils, grasslands, openings in woodlands
Elevation: 200–1400 m

Discussion

Of conservation concern.

Subspecies calyculata occurs in the North Inner Coast Ranges and northern Sacramento Valley.

Selected References

None.

Lower Taxa

None.
Bruce G. Baldwin +  and John L. Strother +
Babcock & H. M. Hall +
200–1400 m +
Clay soils, grasslands, openings in woodlands +
Flowering Jul–Nov. +
Univ. Calif. Publ. Bot. +
Endemic +  and Conservation concern +
Hemizonia calyculata +  and Hemizonia congesta var. calyculata +
Hemizonia congesta subsp. calyculata +
Hemizonia congesta +
subspecies +