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Chaenactis carphoclinia A. Gray
PEBBLE PINCUSHION
Life   Plantae   Dicotyledoneae   Asteraceae   Chaenactis


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Associates · map
FamilyScientific name @ source (records)
Andrenidae  Perdita albihirta @ UCRC_ENT (3)

Perdita mandibularis @ UCRC_ENT (7)
Apidae  Anthophora timberlakei @ UCRC_ENT (5)

Diadasia lutzi @ UCRC_ENT (1)
Cicadellidae  Exitianus exitiosus @ UCR_ENT (1)
Megachilidae  Anthidium cockerelli @ UCRC_ENT (1)
Melittidae  Hesperapis cockerelli @ UCRC_ENT (1)

Hesperapis fulvipes @ UCRC_ENT (6)

Hesperapis rufiventris @ UCRC_ENT (4)
Miridae  Pseudopsallus stitti @ AMNH_PBI (1)

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FNA Vol. 21 Page 5, 398 , 400, 402 Login | eFloras Home | Help
FNA | Family List | FNA Vol. 21 | Asteraceae | Chaenactis

2. Chaenactis carphoclinia A. Gray in W. H. Emory, Rep. U.S. Mex. Bound. 2(1): 94. 1859.

Pebble or straw-bed pincushion

Plants (5—)10—30(—60) cm. Leaves basal (often withering) and, usually, cauline, 1—6(—10) cm; largest blades ± 3-dimensional, not to somewhat succulent; primary lobes mostly 2—7(—10) pairs, ultimate lobes ± crowded to remote, antrorse, linear, terete. Peduncles 2—6 cm. Involucres obconic to ± cylindric or hemispheric, mostly 5—10 mm diam. Phyllaries: longest 7—10 mm, ± granular-glandular and villous; apices (all or inner) erect to incurved, usually reddish, acuminate, aristate, terete. Receptacles: paleae (0—)3—10+ (persistent, ± phyllary-like, apices visible among mature floret buds). Corollas 4—6 mm. Cypselae ± terete, 3—4.5 mm; pappi usually of 4(—5) scales, longest 3—5 mm.

Varieties 2 (2 in the flora): sw United States, nw Mexico.

Though occasionally suspected (P. Stockwell 1940), there are no confirmed natural or artificial hybrids between Chaenactis carphoclinia and any other member of the genus. The presence of paleae on the receptacle of C. carphoclinia is unique in Chaenactis .

Updated: 2024-05-27 10:19:18 gmt
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