Home

About

Advanced Search

Browse by Discipline

Scientific Societies

E-print Alerts

Add E-prints

E-print Network
FAQHELPSITE MAPCONTACT US


  Advanced Search  

 
Key to Juniperus of the Far East (Japan, Taiwan, Sakhalin Island) rev. 2/2011 1a. Leaves all acicular (subulate, joined the base), in whorls of 3, spreading, articulate at base;
 

Summary: Key to Juniperus of the Far East (Japan, Taiwan, Sakhalin Island) rev. 2/2011
1a. Leaves all acicular (subulate, joined the base), in whorls of 3, spreading, articulate at base;
flowers axillary
2a. Leaves with 1 white stomatal band on the adaxial surface
3a. Leaves 4 - 10 (-12) mm x 1 mm or more wide, nearly flat to curved in cross section,
white stomatal band wider than green margins.................................................J. communis
3b. Leaves 7 - 25 mm x 0.5 - 0.9 mm wide, 'U' or 'V' shaped in cross section, with a keel
(ridge) on the abaxial side, deeply grooved, white stomatal band narrower that green
margins
4a.Upright shrub or tree; dry areas in mountains; cones 6-9 mm; leaves 12-25 mm. long
.....................................................................................................................J. rigida var. rigida
4b.Low procumbent shrub on sands at seashores; cones 8-12 mm; leaves 10-22 mm. long
................................................................................................................J. rigida var. conferta
2b. Leaves with 2 white stomatal bands on the adaxial surface
5a. Leaves with mucronate tips, flat to U shaped, 12 - 20 mm; Taiwan, e. China...
..................................................................................................................................J. formosana
5b. Leaves with acute to obtuse, boat shaped, 7 - 12 mm, Japan
6a. Leaves with acute to obtuse tips, boat-shaped, 8 - 12 (-14) mm; endemic to Bonin
Islands.............................................................................................J. taxifolia var. taxifolia
6b. Leaves acute to apiculate tips; boat-shaped, 7 - 10 mm and wide (1.1 - 1.5 mm),

  

Source: Adams, Robert P. - Department of Biology, Baylor University

 

Collections: Biology and Medicine