Crassula drummondii
Crassula drummondii | ||||||||||||
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Scientific name | ||||||||||||
Crassula drummondii | ||||||||||||
( Torr. & A.Gray ) Fedde |
Crassula drummondii is a species of thick leaf ( Crassula ) in the thick leaf family(Crassulaceae).
description
Crassula drummondii is an upright or creeping herbaceous plant with an erect end . The aquatic shoots reach a length of up to 4 centimeters. Their linear-lanceolate leaves are 1.5 to 3 millimeters long. The tip of the leaf is blunt.
A four-fold flower is formed at each node . The flowers are on a 1 to 1.3 millimeter (rarely 0.5 to 2 millimeter) long peduncle . Their triangular sepals are 0.4 millimeters long and 0.3 millimeters wide. The lanceolate petals have a length of 1.3 millimeters and a width of 0.3 millimeters. The nectar flakes were not described.
The elongated to ellipsoidal, warty seeds are reddish brown.
Systematics and distribution
Crassula drummondii is common in the United States in the states of Colorado , Arizona, and Texas, as well as Paraguay , Argentina, and Chile in seasonally humid locations and along the edges of ponds and streams.
The first description as Tillaea drummondii by John Torrey and Asa Gray was published in 1840. Friedrich Karl Georg Fedde placed the species in the genus Crassula in 1904 .
proof
literature
- Ernst Jacobus van Jaarsveld: Crassula drummondii . In: Urs Eggli (Hrsg.): Succulent lexicon. Crassulaceae (thick leaf family) . Eugen Ulmer, Stuttgart 2003, ISBN 3-8001-3998-7 , pp. 49 .
Individual evidence
- ↑ John Torrey, Asa Gray: A Flora of North America . Volume 1, 1840, p. 558 ( online ).
- ↑ Just's Botanical Annual Report. Systematically ordered repertory of the botanical literature of all countries . Volume 31, Part 1, 1904, p. 829 ( online ).
Web links
- Herbarium specimens from Crassula drummondii
- Photo by Crassula drummondii on Earth.com