Brooklyn Botanic Garden

Hypericum densiflorum


by Kerry Barringer
Not peer reviewed
Last modified: 02/06/2013


Hypericum L., Sp. Pl. 2: 783. 1753. Gen. Pl. 341. 1754. LECTOTYPE: Hypericum perforatum L., designated by Britton & Brown (1913).

Ascyrum L., Sp. Pl. 787. 1753. Gen. pl., ed. 5, 342. 1754. Hypericoides Adans., Fam. Pl. (Adanson) 2: 443. 1763. Myriandra Spach, Ann. Sci. Nat. Bot. ser. 2, 5: 364. 1836. LECTOTYPE: Hypericum hypericoides (L.) Crantz (Ascyrum hypericoides L.), designated by Britton & Brown (1913).

Brathys L. f., Suppl. Pl. 43, 268. 1782. TYPE: Brathys juniperina L.f.

Crookea Small, Fl. S.E. U.S. 786, 1335. 1903. TYPE: Crookea microsepalum (Torr. et A. Gray) Small.

Key to the species of Hypericum

(Woody spp. only)

1. Petals 4; sepals 4, very unequal, the outermost much larger that the 2 innermost...2
1. Petals 5 or rarely 4; sepals 5, equal to subequal, sometimes with 1 sepal conspicuously larger than the rest...3

2. Decumbent; styles 2; stamens fewer than 50; leaves less than 7 mm wide...Hypericum hypericoides
2. Erect; styles 3 or 4; stamens 50-100; leaves more than 7 mm...Hypericum crux-andreae

3. Sepals narrowly oblong, 4-6 mm long, 1-1.5 mm wide, acute; leaves oblanceolate to elliptic 2-4 cm long, 2-6 mm wide; capsules ovoid, acute, 3 mm wide...Hypericum densiflorum
3. Sepals ovate, elliptic, or foliaceous, more than 2 mm long; leaves usually more than 1 cm wide...Hypericum prolificum

List of Hypericum Species


References to Hypericum

Back to Clusiaceae Page

Web Page Not Found - Brooklyn Botanic Garden

The Garden has reopened! Advance tickets are required. Learn more.

Web Page Not Found

Web Page Not Found

We seem to have moved that page! You'll probably be able to find the information you need by using the search box above, the menus at the top and bottom of this page, or by following one of these links:

Image, top of page: