Directory       News       Site Map       Home
         
    Jepson eFlora: Taxon page
Key to families | Table of families and genera

Previous taxon Indexes to all accepted names and synonyms:
| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
Previous taxon

CANNABACEAE HEMP FAMILY

Alan T. Whittemore, except as noted

Tree, shrub, or erect or twining perennial herb; dioecious or flowers staminate and bisexual, wind-pollinated; epidermis with stiff hairs, glandular or not; sap watery. Leaf: petioled; simple, unlobed or palmately lobed or compound, all alternate or lower opposite. Inflorescence: terminal or axillary, unisexual or with both male and bisexual flowers. Flower: perianth parts 4–6, free or fused; stamens 0 or 4–6; ovary 0 or 1, superior, chamber 1, ovule 1, style 1, short, stigmas 2, slender, plumose. Fruit: drupe or achene, occasionally ± enclosed in persistent perianth.
11 genera, ± 100 species: temperate, tropical areas worldwide. [Sytsma et al. 2002 Amer J Bot 89:1531–1546] —Scientific Editors: Douglas H. Goldman, Bruce G. Baldwin.
Unabridged references: [Mitchell 1988 Bull New York State Mus Nat Hist 464:17–23]

Key to Cannabaceae

CELTIS HACKBERRY
Tree or shrub, deciduous; hairs unbranched. Leaf: alternate, simple, unlobed, 3-veined from base. Flower: staminate flowers in axils at base of new growth, 1 or clustered; bisexual flowers 1, in axils, perianth not persistent. Fruit: drupe.
± 60 species: widespread, tropics and northern temperate. (Latin name for the lotus of Homer) [Whittemore 2008 J Bot Res Inst Texas 2:627–632] Leaves on vigorous stems may be abnormally large, and (in Celtis reticulata) differently shaped.

Key to Celtis

C. reticulata Torr. NETLEAF HACKBERRY
NATIVE
Shrub or small tree 3–5(10) m. Leaf: blade 30–74 mm, 18–44 mm wide, triangular-ovate, thick, rigid, ± serrate, teeth (1)7–32 per side, tip acute or ± short-acuminate, adaxially scabrous, abaxially hairy only on veins and smooth or scabrous between, ± all veins raised. Fruit: 7–8 mm diam, purple-brown; pedicel 6–10(18) mm.
Dry slopes, intermittent watercourses, in gravelly soil; 500–1700 m. s Sierra Nevada Foothills, Tehachapi Mountain Area, San Bernardino Mountains, Peninsular Ranges, s East of Sierra Nevada, eastern Desert Mountains; to Washington, Kansas, Texas. Sometimes also cultivated, persisting (Sacramento Valley, East of Sierra Nevada, D). Apr–May [Online Interchange]

Previous taxon: Celtis australis
Next taxon: Celtis sinensis

Contact/Feedback

Name search

Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Apr 16 2014
Citation for this treatment: [Author of taxon treatment] 2012. Celtis, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=18532, accessed on Apr 16 2014

Copyright © 2013 Regents of the University of California
We encourage links to these pages, but the content may not be downloaded for reposting, repackaging, redistributing, or sale in any form, without written permission from The Jepson Herbarium.


Bioregions in which Celtis reticulata occurs Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
READ ABOUT YELLOW FLAGS
map of distribution 1
View elevation by latitude chart Data provided by the participants of the Consortium of California Herbaria.
View all CCH records

 

CCH collections by month

Duplicates counted once; synonyms included.
Species do not include records of infraspecific taxa.
Blue line denotes eFlora flowering time.