Apiales

Smith, MacKenzie A., Greenwalt, Dale E. & Manchester, Steven R., 2023, Diverse Fruits And Seeds Of The Mid-Eocene Kishenehn Formation, Northwestern Montana, Usa, And Their Implications For Biogeography, Fossil Imprint 79 (1), pp. 37-88 : 63

Apiales sp.

Text-fig. 11k

M a t e r i a l. USNM PAL 722179.

L o c a l i t y: Disbrow Creek.

D e s c r i p t i o n. Schizocarpic achene; flat proximal edge and rounded distal edge, 4.3 mm tall, 3.6 mm wide (excluding spines); six lateral spines on distal apical end measuring between 0.6 and 1.5 mm long.

R e m a r k s. Spiny achenes close in size and shape are found in Hydrocotyle L. ( Araliaceae JUSS. ) (e.g., H. scutellifera BENTH. ) ( Perkins 2019) and Apiaceae .

Figures

Text-fig. 11. a: USNM PAL 624090 Chenopodium sp. 1. Scale bar 1mm. b: USNM PAL 624372 Chenopodium sp. 2. Scale bar 2mm. c: Chenopodium pratericola from Minnesota Wildflowers 2023b. d: Chenopodium hybridum, FLAS seed collection. Scale bar 1mm. e: USNM PAL 625523 Eucommia montana showing subapical stigmatic cleft, seed body and stipe. Scale bar 1mm. f: USNM PAL 625160 E. montana showing faint subapical stigmatic cleft and stipe. Scale bar 2mm. g: USNM PAL 768185 E. montana showing subapical stigmatic cleft, reticulate venation and stipe. Scale bar 2mm. h: USNM PAL 624697 Fraxinus sp. samara showing long persistent pedicel, seed body and wing. Scale bar 5mm. i: USNM PAL 625396 Catalpae seed with frayed wings. Scale bar 2mm. j: USNM PAL 624316 Catalpae seed with frayed wings. Scale bar 1mm. k: USNM PAL 722179 Apialean schizocarp with lateral spines and line of dehiscence. Scale bar 2mm.