Flora of North America species comparison

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Crassula argentea

Crassula tetragona

jade plant

miniature or Chinese pine-tree
Habit Plants terrestrial, perennial. Plants terrestrial, perennial.
Stems

erect, silvery in age, moderately branched, 30–50 cm.

erect, green, moderately branched, 30–50 cm.
Leaf

blades obovate, 20–70 mm, apex obtuse to retuse.

blades linear to triangular, 10–30 mm, apex mucronate.
Inflorescences

compact, flowers 2 per node.

lax, flowers 2 per node.
Pedicels

8–12 mm.

3–5 mm.
Flowers

4-merous;

sepals (erect), triangular, 0.5 mm, apex acute;

petals oblong-lanceolate, ca. 10 mm.

5-merous;

sepals (erect), triangular, 1 mm, apex acute;

petals narrowly triangular, 2–3 mm.
Seeds

not seen.

not seen.
Follicles

erect, seed number not known, ovoid;

old follicles erect, boat-shaped.

erect, 6–10-seeded, ovoid;

old follicles erect, boat-shaped.

Crassula argentea

Crassula tetragona
Phenology Flowering Mar–Jun. Flowering Mar–Jun.
Habitat Edges of lagoons, sand dunes, disturbed areas Disturbed sites
Elevation 0-100 m (0-300 ft) 0-400 m (0-1300 ft)
Distribution
from FNA
CA; s Africa [Introduced in North America]
from FNA
CA; Africa (South Africa) [Introduced in North America]
[BONAP county map]
Discussion

Crassula argentea is reported from Los Angeles and San Diego counties.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Crassula tetragona is naturalized in southern California.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 8, p. 155. FNA vol. 8, p. 155.
Parent taxa Crassulaceae > Crassula Crassulaceae > Crassula
Sibling taxa
C. aquatica, C. colligata, C. connata, C. drummondii, C. longipes, C. multicava, C. solieri, C. tetragona, C. tillaea, C. viridis
C. aquatica, C. argentea, C. colligata, C. connata, C. drummondii, C. longipes, C. multicava, C. solieri, C. tillaea, C. viridis
Name authority Thunberg: Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. 6: 329, 337. 1778 , Linnaeus: Sp. Pl. 1: 283. (1753)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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(If the plant you're looking for doesn't show up in the auto-complete list, that means it either isn't described in Flora of North America yet, or it's listed under a synonym. And please note that Flora of North America is still missing several plant families, including Fabaceae, Apiaceae, Boraginaceae, and Polemoniaceae.)

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